Chitosan-modifications and applications: Opportunities galore

[1]  D. J. Demorest.  The Bismuthate Method for Manganese. , 1912 .

[2]  Rudall Km.  Skeletal structure in insects. , 1965 .

[3]  Y. Inoue,et al.  Reaction between carbohydrates and sulfuric acid : Part I. Depolymerization and sulfation of polysaccharides by sulfuric acid , 1971 .

[4]  R. Whistler,et al.  Anticoagulant activity of oxidized and N- and O-sulfated chitosan. , 1971, Archives of biochemistry and biophysics.

[5]  C. Ramakrishnan,et al.  Rigid-body refinement and conformation of -chitin. , 1972, Biochimica et biophysica acta.

[6]  D. Horton,et al.  Preparation from chitin of (1-4)-2-amino-2-deoxy-beta-D-glucopyranuronan and its 2-sulfoamino analog having blood-anticoagulant properties. , 1973, Carbohydrate research.

[7]  K. Kurita,et al.  Studies on chitin, 1. Solubility change by alkaline treatment and film casting , 1975 .

[8]  K. Kurita,et al.  Studies on chitin, 2. Effect of deacetylation on solubility , 1976 .

[9]  Y. Ohe,et al.  Selective N-acylation of chitosan. , 1976, Carbohydrate research.

[10]  S. Hirano,et al.  N‐acetylchitosan gel: A polyhydrate of chitin , 1976, Biopolymers.

[11]  R. Muzzarelli,et al.  Isolation of lysozyme on chitosan , 1978, Biotechnology and bioengineering.

[12]  K. Kojima,et al.  Tributylborane‐initiated grafting of methyl methacrylate onto chitin , 1979 .

[13]  L. Hall,et al.  Formation of branched-chain, soluble polysaccharides from chitosan , 1980 .

[14]  F. Tanfani,et al.  Chelating, film‐forming, and coagulating ability of the chitosan–glucan complex from Aspergillus niger industrial wastes , 1980, Biotechnology and bioengineering.

[15]  G. Roberts,et al.  Reactions of chitosan: 3. Preparation and reactivity of Schiff's base derivatives of chitosan , 1981 .

[16]  S. Hirano,et al.  N-(Carboxyacyl)chitosans , 1981 .

[17]  K. Kaifu,et al.  Preparation of hexanoyl, decanoyl, and dodecanoylchitin , 1981 .

[18]  S. Hirano,et al.  Preparation of partially N-succinylated chitosans and their cross-linked gels , 1981 .

[19]  F. Tanfani,et al.  N-(carboxymethylidene)chitosans and N-(carboxymethyl)chitosans: Novel chelating polyampholytes obtained from chitosan glyoxylate , 1982 .

[20]  K. Takemoto,et al.  Functional Monomers and Polymers. 90 Radiation-Induced Graft Polymerization of Styrene onto Chitin and Chitosan , 1982 .

[21]  V. Davankov,et al.  The synthesis of crosslinked copolymers of maleilated chitosan and acrylamide , 1983 .

[22]  L. Hall,et al.  Some chemical and analytical aspects of polysaccharide modifications. III. Formation of branched-chain, soluble chitosan derivatives , 1984 .

[23]  K. Tobetto,et al.  Effect of sulfated derivatives of chitosan on some blood coagulant factors. , 1985, Carbohydrate research.

[24]  M. Vincendon.  1H NMR study of the chitin dissolution mechanism , 1985 .

[25]  Chitosan,et al.  Chitin in Nature and Technology , 1986, Springer US.

[26]  S. Nishimura,et al.  Highly phosphorylated derivatives of chitin, partially deacetylated chitin and chitosan as new functional polymers: preparation and characterization☆ , 1986 .

[27]  J. Defaye,et al.  The behavior of chitin towards anhydrous hydrogen fluoride. Preparation of β-(1→4)-linked 2-acetamido-2-deoxy-d-glucopyranosyl oligosaccharides , 1986 .

[28]  H. Blair,et al.  Chitosan and modified chitosan membranes I. Preparation and characterisation , 1987 .

[29]  G. Roberts,et al.  Evaluation of the viscometric constants for chitosan , 1988 .

[30]  R. Muzzarelli.  Carboxymethylated chitins and chitosans , 1988 .

[31]  A. Lagos,et al.  Grafting onto chitosan. I. Graft copolymerization of methyl methacrylate onto chitosan with Fenton's reagent (Fe2+−H2O2) as a redox initiator , 1988 .

[32]  T. Kanbara,et al.  Interaction of dyes with chitosan derivatives , 1989 .

[33]  W. Risen,et al.  Chitaline materials: Soluble Chitosan-polyaniline copolymers and their conductive doped forms , 1989 .

[34]  Yasusato Sugahara,et al.  Studies on graft copolymerization onto cellulose derivatives. XXIX. Photo‐induced graft copolymerization of methyl methacrylate onto chitin and oxychitin , 1989 .

[35]  S. Nishimura,et al.  ((Diethylamino)ethyl)chitins: preparation and properties of novel aminated chitin derivatives , 1990 .

[36]  S. Nishimura,et al.  Syntheses of Novel Chitosan Derivatives Soluble in Organic Solvents by Regioselective Chemical Modifications , 1990 .

[37]  S. Nishimura,et al.  Preparation of soluble chitin derivatives as reactive precursors for controlled modifications: Tosyl‐ and iodo‐chitins , 1991 .

[38]  R. Marchessault,et al.  Synthesis of poly(3-hydroxyalkanoate) (PHA) conjugates: PHA-carbohydrate and PHA-synthetic polymer conjugates , 1991 .

[39]  S. Aiba.  Studies on chitosan: 3. Evidence for the presence of random and block copolymer structures in partially N-acetylated chitosans. , 1991, International journal of biological macromolecules.

[40]  A. Gamian,et al.  Inhibition of influenza A virus hemagglutinin and induction of interferon by synthetic sialylated glycoconjugates. , 1991, Canadian journal of microbiology.

[41]  S. Nishimura,et al.  Graft copolymerization of vinyl monomers onto chitin with cerium (IV) ion , 1991 .

[42]  T. Nagai,et al.  Synthesis and drug-release characteristics of the conjugates of mitomycin C with N-succinyl-chitosan and carboxymethyl-chitin. , 1992, Chemical & pharmaceutical bulletin.

[43]  S. Nishimura,et al.  Preparation of tosylchitins as precursors for facile chemical modifications of chitin , 1992 .

[44]  Chitosan,et al.  Advances in chitin and chitosan , 1992 .

[45]  S. Nishimura,et al.  Introduction of poly(L‐alanine) side chains into chitin as versatile spacer arms having a terminal free amino group and immobilization of nadh active sites , 1992 .

[46]  R. Muzzarelli.  Modified chitosans carrying sulfonic acid groups , 1992 .

[47]  M. Rinaudo,et al.  Substituent distribution on O,N-carboxymethylchitosans by 1H and 13C n.m.r. , 1992, International journal of biological macromolecules.

[48]  F. Dosio,et al.  Toxin-targeted design for anticancer therapy. I: Synthesis and biological evaluation of new thioimidate heterobifunctional reagents. , 1993, Journal of pharmaceutical sciences.

[49]  An Efficient Method for the Syntheses of Novel Amphiphilic Polysaccharides by Regio- and Thermoselective Modifications of Chitosan , 1993 .

[50]  M. Hasegawa,et al.  Preparation of low-molecular-weight chitosan using phosphoric acid , 1993 .

[51]  S. Tokura,et al.  Modification of chitin by ceric salt-initiated graft polymerisation — preparation of poly(methyl methacrylate)-grafted chitin derivatives that swell in organic solvents , 1993 .

[52]  R. Gross,et al.  Gel-sol transition and thermotropic behavior of a chitosan derivative in lyotropic solution , 1993 .

[53]  H. Yoshida,et al.  Adsorption of metal ions on polyaminated highly porous chitosan chelating resin , 1993 .

[54]  D. Poncelet,et al.  Membrane formation by interfacial cross‐linking of chitosan for microencapsulation of Lactococcus lactis , 1993, Biotechnology and bioengineering.

[55]  J. Defaye,et al.  A convenient access to beta-(1-->4)-linked 2-amino-2-deoxy-D-glucopyranosyl fluoride oligosaccharides and beta-(1-->4)-linked 2-amino-2-deoxy-D-glucopyranosyl oligosaccharides by fluorolysis and fluorohydrolysis of chitosan. , 1994, Carbohydrate research.

[56]  Y. Kuroyanagi,et al.  Development of a new wound dressing with antimicrobial delivery capability , 1994, Wound repair and regeneration : official publication of the Wound Healing Society [and] the European Tissue Repair Society.

[57]  M. Okada,et al.  Synthesis of novel chitin derivatives having poly(2‐alkyl‐2‐oxazoline) side chains , 1994 .

[58]  S. Nishimura,et al.  Selective Sulfation of Chitin Derivatives for Biomedical Functions , 1994 .

[59]  S. Nishimura,et al.  Monolayer formation of chitin derivatives containing PMMA side-chains , 1994 .

[60]  R. Muzzarelli,et al.  Chitosans carrying the methoxyphenyl functions typical of lignin , 1994 .

[61]  T. Yui,et al.  Conformational analysis of chitobiose and chitosan , 1994 .

[62]  H. Nishihara,et al.  Adsorption of BSA on strongly basic chitosan: Equilibria , 1994, Biotechnology and bioengineering.

[63]  A. Ray,et al.  Graft copolymerization of 2-hydroxyethylmethacrylate onto chitosan films and their blood compatibility , 1994 .

[64]  K. Kurita.  Reactivity characteristic of squid β-chitin as compared with those of shrimp chitin : high potentials of squid chitin as a starting material for facile chemical modifications , 1994 .

[65]  G. G. Allan,et al.  Molecular weight manipulation of chitosan. I: Kinetics of depolymerization by nitrous acid. , 1995, Carbohydrate research.

[66]  K. Akiyama,et al.  A novel method for chemo-enzymatic synthesis of elicitor-active chitosan oligomers and partially N-deacetylated chitin oligomers using N-acylated chitotrioses as substrates in a lysozyme-catalyzed transglycosylation reaction system. , 1995, Carbohydrate research.

[67]  H. Inui,et al.  Low molecular weight chitosan stimulation of mitogenic response to platelet-derived growth factor in vascular smooth muscle cells. , 1995, Bioscience, biotechnology, and biochemistry.

[68]  T. Iijima,et al.  Permeation of solutes through chemically modified chitosan membranes , 1995 .

[69]  K. P. Rao,et al.  Tailor-made chitosans for drug delivery , 1995 .

[70]  M. Okada,et al.  Miscibility of poly(vinyl chloride) with chitin derivatives having poly(2‐methyl‐2‐oxazoline) side chains , 1995 .

[71]  J. Bandekar,et al.  Synthesis of N-[(3'-Hydroxy-2',3'-dicarboxy)- ethyl]chitosan:A New, Water-Soluble Chitosan Derivative , 1995 .

[72]  L. Illum,et al.  Chitosan as a nasal delivery system: evaluation of insulin absorption enhancement and effect on nasal membrane integrity using rat models , 1996 .

[73]  J. Desbrières,et al.  Hydrophobic derivatives of chitosan: characterization and rheological behaviour. , 1996, International journal of biological macromolecules.

[74]  Gerrit Borchard,et al.  The potential of mucoadhesive polymers in enhancing intestinal peptide drug absorption. III: Effects of chitosan-glutamate and carbomer on epithelial tight junctions in vitro , 1996 .

[75]  D. Kaplan,et al.  Chitosan Film Acylation and Effects on Biodegradability , 1996 .

[76]  J. Lambert,et al.  Formation of N-substituted 2-iminothiolanes when amino groups in proteins and peptides are modified by 2-iminothiolane. , 1996, Analytical biochemistry.

[77]  Y. Ohya,et al.  Possibility of application of quaternary chitosan having pendant galactose residues as gene delivery tool , 1996 .

[78]  S. Dumitriu.  Polysaccharides in Medicinal Applications , 1996 .

[79]  V. Fávere,et al.  Adsorption of calcium ions by graft copolymer of acrylic acid on biopolymer chitin , 1996 .

[80]  S. Tokura,et al.  Facile preparation and inclusion ability of a chitosan derivative bearing carboxymethyl-β-cyclodextrin , 1996 .

[81]  T. Nagai,et al.  Preparation and drug release characteristics of the conjugates of mitomycin C with glycol-chitosan and N-succinyl-chitosan. , 1996, Biological & pharmaceutical bulletin.

[82]  V. Tikhonov,et al.  Metal-chelating chitin derivatives via reaction of chitosan with nitrilotriacetic acid , 1996 .

[83]  H. Ohtani,et al.  Characterization of Chitin-Based Polymer Hybrids by Temperature-Programmed Analytical Pyrolysis Techniques. 1. Chitin-graft-poly(2-methyl-2-oxazoline)/Poly(vinyl chloride) Blends , 1997 .

[84]  Yasusato Sugahara,et al.  Non-catalytic photo-induced graft copolymerization of methyl methacrylate onto O-acetyl-chitin , 1997 .

[85]  Y. Ohya,et al.  Design of quaternary chitosan conjugate having antennary galactose residues as a gene delivery tool , 1997 .

[86]  N. Kubota,et al.  Facile Preparation of Water-Soluble N-Acetylated Chitosan and Molecular Weight Dependence of Its Water-Solubility , 1997 .

[87]  M. Okada,et al.  New Chitin-Based Polymer Hybrids. 2. Improved Miscibility of Chitin Derivatives Having Monodisperse Poly(2-methyl-2-oxazoline) Side Chains with Poly(vinyl chloride) and Poly(vinyl alcohol)1 , 1997 .

[88]  K. Holme,et al.  Chitosan N-sulfate. A water-soluble polyelectrolyte. , 1997, Carbohydrate research.

[89]  S. Nishimura,et al.  Mercapto-chitins: a new type of supports for effective immobilization of acid phosphatase , 1997 .

[90]  S. Asai,et al.  Breakthrough curve for adsorption of mercury(II) on polyaminated highly porous chitosan beads , 1997 .

[91]  M. Yazdani-Pedram,et al.  Homogeneous grafting reaction of vinyl pyrrolidone onto chitosan , 1997 .

[92]  Y. Knirel,et al.  Structural features of sulfated chitosans , 1997 .

[93]  A. Bernkop‐Schnürch,et al.  Development and in vitro evaluation of a drug delivery system protecting from trypsinic degradation , 1997 .

[94]  E. Samain,et al.  Gram-scale synthesis of recombinant chitooligosaccharides in Escherichia coli. , 1997, Carbohydrate research.

[95]  A. Ray,et al.  Radiation‐induced grafting of N,N′‐dimethylaminoethylmethacrylate onto chitosan films , 1997 .

[96]  A. Hoffman,et al.  Graft copolymers of poly(ethylene glycol) (PEG) and chitosan , 1997 .

[97]  N. Tsubokawa,et al.  Grafting reaction of living polymer cations with amino groups on chitosan powder , 1998 .

[98]  J. Brussee,et al.  Preparation and NMR characterization of highly substitutedN-trimethyl chitosan chloride , 1998 .

[99]  D. Kweon.  Preparation and characteristics of chitosan-g-PDMS copolymer , 1998 .

[100]  Y. Ohya,et al.  Aggregation phenomenon of PEG-grafted chitosan in aqueous solution , 1998 .

[101]  K. Sreenivasan.  Synthesis and preliminary studies on a β-cyclodextrin-coupled chitosan as a novel adsorbent matrix , 1998 .

[102]  A. Bernkop‐Schnürch,et al.  Mucoadhesive polymers as platforms for peroral peptide delivery and absorption: synthesis and evaluation of different chitosan-EDTA conjugates. , 1998, Journal of controlled release : official journal of the Controlled Release Society.

[103]  T. Uryu,et al.  Regioselective syntheses of sulfated polysaccharides: specific anti-HIV-1 activity of novel chitin sulfates. , 1998, Carbohydrate research.

[104]  S. Tokura,et al.  Novel synthesis of a water-soluble cyclodextrin-polymer having a chitosan skeleton , 1998 .

[105]  V. Ramos,et al.  Osteogenesis promoted by calcium phosphate N, N-dicarboxymethyl chitosan , 1998 .

[106]  K. Naka,et al.  Chitin-graft-poly(2-methyl-2-oxazoline) enhanced solubility and activity of catalase in organic solvent. , 1998, International journal of biological macromolecules.

[107]  S. Harding,et al.  Dilute solution properties of carboxymethylchitins in high ionic-strength solvent , 1998 .

[108]  A. Bernkop‐Schnürch.  The use of inhibitory agents to overcome the enzymatic barrier to perorally administered therapeutic peptides and proteins. , 1998, Journal of controlled release : official journal of the Controlled Release Society.

[109]  A. Bernkop‐Schnürch,et al.  Basic studies on bioadhesive delivery systems for peptide and protein drugs , 1998 .

[110]  E. Yilmaz,et al.  Graft copolymerization of 4-vinylpyridine on to chitosan-1. By ceric ion initiation , 1998 .

[111]  E. Khor,et al.  The influence of anionic chitin derivatives on calcium phosphate crystallization. , 1998, Biomaterials.

[112]  T. Imae,et al.  Synthesis and assembly of novel chitin derivatives having amphiphilic polyoxazoline block copolymer as a side chain , 1999 .

[113]  S. Hirano.  Chitin and chitosan as novel biotechnological materials , 1999 .

[114]  Ann-Christine Albertsson,et al.  Synthesis and characterization of pH‐sensitive hydrogels based on chitosan and D,L‐lactic acid , 1999 .

[115]  G. Payne,et al.  Enzymatic modification of the synthetic polymer polyhydroxystyrene , 1999 .

[116]  Min Zhang,et al.  Chitosan staple fibers and their chemical modification with some aldehydes , 1999 .

[117]  M. Morimoto,et al.  Chemical modification of chitin and chitosan 1: preparation of partially deacetylated chitin derivatives via a ring-opening reaction with cyclic acid anhydrides in lithium chloride/N,N-dimethylacetamide , 1999 .

[118]  Riccardo A.A. Muzzarelli,et al.  6-Oxychitins, novel hyaluronan-like regiospecifically carboxylated chitins , 1999 .

[119]  S. Tokura,et al.  Chitosan beads with pendant α-cyclodextrin: preparation and inclusion property to nitrophenolates , 1999 .

[120]  Katsutoshi Inoue,et al.  Adsorptive separation of some metal ions by complexing agent types of chemically modified chitosan , 1999 .

[121]  Ann-Christine Albertsson,et al.  Structural change and swelling mechanism of pH-sensitive hydrogels based on chitosan and D,L-lactic acid , 1999 .

[122]  M. Morimoto,et al.  Synthesis of chitosan–sugar hybrid and evaluation of its bioactivity , 1999 .

[123]  Dong Kweon Kweon,et al.  Drug‐release behavior of chitosan‐g‐poly(vinyl alcohol) copolymer matrix , 1999 .

[124]  H. Sashiwa,et al.  Chemical modification of chitin and chitosan 2: preparation and water soluble property of N-acylated or N-alkylated partially deacetylated chitins , 1999 .

[125]  Kumar,et al.  Enzymatic grafting of a natural product onto chitosan to confer water solubility under basic conditions , 1999, Biotechnology and bioengineering.

[126]  J. Baker,et al.  Inhibition of viral adhesion and infection by sialic-acid-conjugated dendritic polymers. , 1999, Bioconjugate chemistry.

[127]  K. Ikuta,et al.  A sulfated chitin inhibits hemagglutination by Theileria sergenti merozoites , 1999 .

[128]  H. Junginger,et al.  Effects of N-trimethyl chitosan chloride, a novel absorption enhancer, on caco-2 intestinal epithelia and the ciliary beat frequency of chicken embryo trachea. , 1999, International journal of pharmaceutics.

[129]  H Lennernäs,et al.  Chitosans as absorption enhancers of poorly absorbable drugs. 3: Influence of mucus on absorption enhancement. , 1999, European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences.

[130]  C. Cho,et al.  Galactosylated chitosan-graft-dextran as hepatocyte-targeting DNA carrier. , 2000, Journal of controlled release : official journal of the Controlled Release Society.

[131]  M. Yazdani-Pedram,et al.  Hydrogels based on modified chitosan, 1. Synthesis and swelling behavior of poly(acrylic acid) grafted chitosan , 2000 .

[132]  C. A. Rodrigues,et al.  Preparation and characterization of the pentacyanoferrate(II) on the surface of N-(4-pyridilmethylidene)chitosan , 2000 .

[133]  H. Yamane,et al.  Characterization of chemical and solid state structures of acylated chitosans , 2000 .

[134]  M. Ishihara,et al.  Photocrosslinkable chitosan as a biological adhesive. , 2000, Journal of biomedical materials research.

[135]  Patil,et al.  Chitinolytic enzymes: an exploration. , 2000, Enzyme and microbial technology.

[136]  Min Zhang,et al.  The N-acylation of chitosan fibre and the N-deacetylation of chitin fibre and chitin–cellulose blended fibre at a solid state , 2000 .

[137]  R. Roy,et al.  Chemical modification of chitosan: preparation of chitosan–sialic acid branched polysaccharide hybrids , 2000 .

[138]  E. Guibal,et al.  Synthesis and characterization of a thiourea derivative of chitosan for platinum recovery , 2000 .

[139]  N. Tsubokawa,et al.  Surface modification of chitosan powder by grafting of ‘dendrimer-like’ hyperbranched polymer onto the surface , 2000 .

[140]  S. Das,et al.  Chemical modification of chitosan: preparation and lectin binding properties of alpha-galactosyl-chitosan conjugates. Potential inhibitors in acute rejection following xenotransplantation. , 2000, Biomacromolecules.

[141]  K. Gupta,et al.  An Overview on Chitin and Chitosan Applications with an Emphasis on Controlled Drug Release Formulations , 2000 .

[142]  G. Payne,et al.  Enzymatic grafting of hexyloxyphenol onto chitosan to alter surface and rheological properties. , 2000, Biotechnology and bioengineering.

[143]  H. Junginger,et al.  Effect of degree of quaternization of N-trimethyl chitosan chloride for enhanced transport of hydrophilic compounds across intestinal caco-2 cell monolayers. , 2000, Journal of controlled release : official journal of the Controlled Release Society.

[144]  J. Jang,et al.  Preparation and solubility in acid and water of partially deacetylated chitins. , 2000, Biomacromolecules.

[145]  Mansor B. Ahmad,et al.  Preparation and characterization of poly(2‐acrylamido‐2‐methylpropane‐sulfonic acid) grafted chitosan using potassium persulfate as redox initiator , 2000 .

[146]  A. Bernkop‐Schnürch.  Chitosan and its derivatives: potential excipients for peroral peptide delivery systems. , 2000, International journal of pharmaceutics.

[147]  M. Morimoto,et al.  Biological activity of chitosan–sugar hybrids: specific interaction with lectin † , 2000 .

[148]  R. Roy,et al.  Chemical Modification of Chitosan. 3. Hyperbranched Chitosan−Sialic Acid Dendrimer Hybrid with Tetraethylene Glycol Spacer , 2000 .

[149]  Sung Min Cho,et al.  Thermo‐ and pH‐responsive behaviors of graft copolymer and blend based on chitosan and N‐isopropylacrylamide , 2000 .

[150]  Y. H. Park,et al.  Preparation and structural characterization of water‐soluble O‐hydroxypropyl chitin derivatives , 2001 .

[151]  C. Cho,et al.  Galactosylated chitosan-graft-poly(ethylene glycol) as hepatocyte-targeting DNA carrier. , 2001, Journal of controlled release : official journal of the Controlled Release Society.

[152]  Y. Jeon,et al.  Antimicrobial effect of chitooligosaccharides produced by bioreactor , 2001 .

[153]  A. Bernkop‐Schnürch,et al.  Synthesis and In Vitro Evaluation of Chitosan-Thioglycolic Acid Conjugates , 2001 .

[154]  Y. Kato,et al.  Biological characteristics of lactosaminated N-succinyl-chitosan as a liver-specific drug carrier in mice. , 2001, Journal of controlled release : official journal of the Controlled Release Society.

[155]  A. Bernkop‐Schnürch,et al.  Thiolated polymers--thiomers: development and in vitro evaluation of chitosan-thioglycolic acid conjugates. , 2001, Biomaterials.

[156]  P. Xu,et al.  Antioxidant activity of water-soluble chitosan derivatives. , 2001, Bioorganic & medicinal chemistry letters.

[157]  H. Saimoto,et al.  Biological activities of carbohydrate-branched chitosan derivatives. , 2001, Biomacromolecules.

[158]  R. Auzély-Velty,et al.  Chitosan derivatives bearing pendant cyclodextrin cavities: synthesis and inclusion performance , 2001 .

[159]  K. Yao,et al.  Formation of a DNA/N-dodecylated chitosan complex and salt-induced gene delivery , 2001 .

[160]  B. Martel,et al.  Preparation and sorption properties of a ?-cyclodextrin-linked chitosan derivative , 2001 .

[161]  R. Roy,et al.  Chemical Modification of Chitosan. 10.1 Synthesis of Dendronized Chitosan−Sialic Acid Hybrid Using Convergent Grafting of Preassembled Dendrons Built on Gallic Acid and Tri(ethylene glycol) Backbone , 2001 .

[162]  S. Hudson,et al.  Graft copolymerization of hydroxyethyl methacrylate onto Chitosan , 2001 .

[163]  E. Leo,et al.  Chitosan-Alginate Microparticles as a Protein Carrier , 2001, Drug development and industrial pharmacy.

[164]  Yuting Wang,et al.  Study on β-cyclodextrin grafting with chitosan and slow release of its inclusion complex with radioactive iodine , 2001 .

[165]  Yong J. Yuan,et al.  UV-cured natural polymer-based membrane for biosensor application , 2001 .

[166]  H E Junginger,et al.  Chitosan microparticles for oral vaccination: preparation, characterization and preliminary in vivo uptake studies in murine Peyer's patches. , 2001, Biomaterials.

[167]  Y. Kato,et al.  Lactosaminated and intact N-succinyl-chitosans as drug carriers in liver metastasis. , 2001, International journal of pharmaceutics.

[168]  R. Roy,et al.  Preparation and Lectin Binding Property of Chitosan–Carbohydrate Conjugates , 2001 .

[169]  K. Vårum,et al.  Preparation and characterisation of fluorescent chitosans using 9-anthraldehyde as fluorophore. , 2001, Carbohydrate research.

[170]  G. A. Vikhoreva,et al.  Comparison of antithrombin activity of the polysulphate chitosan derivatives in in vivo and in vitro system. , 2001, Thrombosis research.

[171]  N. M. Rodriguez,et al.  N-methylene phosphonic chitosan: a novel soluble derivative , 2001 .

[172]  R. Roy,et al.  Highly Convergent Synthesis of Dendrimerized Chitosan−Sialic Acid Hybrid1 , 2001 .

[173]  Tianhong Chen,et al.  Peroxidase catalyzed grafting of gallate esters onto the polysaccharide chitosan , 2001 .

[174]  W. Glasser,et al.  Chitin Derivatives III Formation of Amidized Homologs of Chitosan , 2001 .

[175]  Zhai Maolin,et al.  Study on radiation-induced grafting of styrene onto chitin and chitosan , 2001 .

[176]  H. Junginger,et al.  Oral drug absorption enhancement by chitosan and its derivatives. , 2001, Advanced drug delivery reviews.

[177]  Weiliang Xu,et al.  Synthesis and antibacterial activities of quaternary ammonium salt of chitosan. , 2001 .

[178]  K. Yao,et al.  Antibacterial action of chitosan and carboxymethylated chitosan , 2001 .

[179]  S. Hudson,et al.  Review of vinyl graft copolymerization featuring recent advances toward controlled radical-based reactions and illustrated with chitin/chitosan trunk polymers. , 2001, Chemical reviews.

[180]  L. Tetley,et al.  Controls on Polymer Molecular Weight May Be Used To Control the Size of Palmitoyl Glycol Chitosan Polymeric Vesicles , 2001 .

[181]  A. Bernkop‐Schnürch,et al.  Chemically modified chitosans as enzyme inhibitors. , 2001, Advanced drug delivery reviews.

[182]  K. P. Rao,et al.  Chitosan modified poly(glycidyl methacrylate–butyl acrylate) copolymer grafted bovine pericardial tissue—anticalcification properties , 2001 .

[183]  K. Kurita.  Controlled functionalization of the polysaccharide chitin , 2001 .

[184]  M. Okada,et al.  Synthesis of a Novel Chitin Derivative Having Oligo(ɛ-caprolactone) Side Chains in Aqueous Reaction Media , 2001 .

[185]  I. Kwon,et al.  Structural characteristics of size-controlled self-aggregates of deoxycholic acid-modified chitosan and their application as a DNA delivery carrier. , 2001, Bioconjugate chemistry.

[186]  C. Cho,et al.  A novel mucoadhesive polymer prepared by template polymerization of acrylic acid in the presence of chitosan. , 2001, Biomaterials.

[187]  Katsutoshi Inoue,et al.  Solvent Extraction of Some Metal Ions with Lipophilic Chitosan Chemically Modified with Functional Groups of Dithiocarbamate , 2001 .

[188]  S. Hirano,et al.  Chitin and Chitosan , 2002 .

[189]  R. Muzzarelli,et al.  Reactivity of Quinones towards Chitosans , 2002 .

[190]  Juan Luo,et al.  Surface modification of poly (D,L-lactic acid) with chitosan and its effects on the culture of osteoblasts in vitro. , 2002, Journal of biomedical materials research.

[191]  Atsuyoshi Nakayama,et al.  Chemical modification of chitosan. 13.(1) Synthesis of organosoluble, palladium adsorbable, and biodegradable chitosan derivatives toward the chemical plating on plastics. , 2002, Biomacromolecules.

[192]  Trong-Ming Don,et al.  Synthesis and properties of chitosan‐modified poly(vinyl acetate) , 2002 .

[193]  Jia-cong Shen,et al.  Surface engineering of poly(D,L-lactic acid) by entrapment of chitosan-based derivatives for the promotion of chondrogenesis. , 2002, Journal of biomedical materials research.

[194]  S. Aiba,et al.  Production of N-acetyl-D-glucosamine from alpha-chitin by crude enzymes from Aeromonas hydrophila H-2330. , 2002, Carbohydrate research.

[195]  Jian Shen,et al.  Cell adhesion behavior of chitosan surface modified by bonding 2-methacryloyloxyethyl phosphorylcholine , 2002, Journal of biomaterials science. Polymer edition.

[196]  Yuting Wang,et al.  Study of the synthesis of chitosan derivatives containing benzo-21-crown-7 and their adsorption properties for metal ions , 2002 .

[197]  M. Morimoto,et al.  Control of Functions of Chitin and Chitosan by Chemical Modification , 2002 .

[198]  E. Khor,et al.  New flourinated chitin derivatives: synthesis, characterization and cytotoxicity assessment , 2002 .

[199]  Toshihiro Akaike,et al.  Preparation of alginate/galactosylated chitosan scaffold for hepatocyte attachment. , 2002, Biomaterials.

[200]  S. Aiba,et al.  Chemical modification of chitosan. 14:(1) Synthesis of water-soluble chitosan derivatives by simple acetylation. , 2002, Biomacromolecules.

[201]  R. Roy,et al.  Chemical modification of chitosan. Part 9: Reaction of N-carboxyethylchitosan methyl ester with diamines of acetal ending PAMAM dendrimers , 2002 .

[202]  Trong-Ming Don,et al.  Synthesis of chitosan‐modified poly(methyl methacrylate) by emulsion polymerization , 2002 .

[203]  R. Roy,et al.  Chemical modification of chitosan 8: preparation of chitosan–dendrimer hybrids via short spacer , 2002 .

[204]  A. Bernkop‐Schnürch,et al.  Design and in vitro evaluation of a novel bioadhesive vaginal drug delivery system for clotrimazole. , 2002, Journal of controlled release : official journal of the Controlled Release Society.

[205]  P. Xu,et al.  Preparation and antibacterial activity of a water-soluble chitosan derivative , 2002 .

[206]  Seon Jeong Kim,et al.  pH‐ and thermal characteristics of graft hydrogels based on chitosan and poly(dimethylsiloxane) , 2002 .

[207]  A. Sastre,et al.  Pd and Pt recovery using chitosan gel beads. II. Influence of chemical modifications on sorption properties , 2002 .

[208]  M. Yazdani-Pedram,et al.  Study of the effect of reaction variables on grafting of polyacrylamide onto chitosan , 2002 .

[209]  W. Sajomsang,et al.  Anticoagulant activity of a sulfated chitosan. , 2002, Carbohydrate research.

[210]  T. Chung,et al.  Growth of human endothelial cells on photochemically grafted Gly-Arg-Gly-Asp (GRGD) chitosans. , 2002, Biomaterials.

[211]  M. Sukwattanasinitt,et al.  Utilization of commercial non-chitinase enzymes from fungi for preparation of 2-acetamido-2-deoxy-D-glucose from beta-chitin. , 2002, Carbohydrate research.

[212]  Y. Kato,et al.  Depolymerization of N-succinyl-chitosan by hydrochloric acid. , 2002, Carbohydrate research.

[213]  A. Voigt,et al.  Polyelectrolyte complexes and layer-by-layer capsules from chitosan/chitosan sulfate. , 2002, Biomacromolecules.

[214]  M. Rinaudo,et al.  New Supramolecular Assemblies of a Cyclodextrin-Grafted Chitosan through Specific Complexation , 2002 .

[215]  R. Roy,et al.  Chemical modification of chitosan 11: chitosan–dendrimer hybrid as a tree like molecule , 2002 .

[216]  Makoto Kikuchi,et al.  Photocrosslinkable chitosan as a dressing for wound occlusion and accelerator in healing process. , 2002, Biomaterials.

[217]  H. Junginger,et al.  Quaternized chitosan oligomers as novel gene delivery vectors in epithelial cell lines. , 2002, Biomaterials.

[218]  M. Ishihara.  Photocrosslinkable Chitosan Hydrogel as a Wound Dressing and a Biological Adhesive , 2002 .

[219]  Yuting Wang,et al.  Study on the adsorption properties of novel crown ether crosslinked chitosan for metal ions , 2002 .

[220]  S. Aiba,et al.  Chemical Modification of Chitosan 121: Synthesis of Organo-soluble Chitosan Derivatives toward Palladium Absorbent for Chemical Plating , 2002 .

[221]  Jung-Kul Lee,et al.  Cytotoxic activity of aminoderivatized cationic chitosan derivatives. , 2002, Bioorganic & medicinal chemistry letters.

[222]  Zhishen Jia,et al.  Effect of reaction temperature and reaction time on the preparation of low-molecular-weight chitosan using phosphoric acid , 2002 .

[223]  Trong-Ming Don,et al.  Preparation of Chitosan-graft-poly(vinyl acetate) Copolymers and Their Adsorption of Copper Ion , 2002 .

[224]  S. Hirano,et al.  Novel N-saturated-fatty-acyl derivatives of chitosan soluble in water and in aqueous acid and alkaline solutions , 2002 .

[225]  Clive G. Wilson,et al.  The release of model macromolecules may be controlled by the hydrophobicity of palmitoyl glycol chitosan hydrogels. , 2002, Journal of controlled release : official journal of the Controlled Release Society.

[226]  K. Deng,et al.  Graft copolymerizaztion of methyl acrylate onto chitosan initiated by potassium diperiodatocuprate (III) , 2003 .

[227]  U. Losert,et al.  Chitosan-thioglycolic acid conjugate: a new scaffold material for tissue engineering? , 2003, International journal of pharmaceutics.

[228]  M. Lacroix,et al.  N-acylated chitosan: hydrophobic matrices for controlled drug release. , 2003, Journal of controlled release : official journal of the Controlled Release Society.

[229]  Haibing Li,et al.  Synthesis, characterization, and metal ions adsorption properties of chitosan-calixarenes (I) , 2003 .

[230]  M. Sardar,et al.  Evaluation of a smart bioconjugate of pectinase for chitin hydrolysis , 2003 .

[231]  J. Nah,et al.  Efficient gene delivery by urocanic acid-modified chitosan. , 2003, Journal of controlled release : official journal of the Controlled Release Society.

[232]  Y. Yatluk,et al.  N-(2-Carboxyethyl)chitosans: regioselective synthesis, characterisation and protolytic equilibria. , 2003, Carbohydrate research.

[233]  M. Wada,et al.  Alkali-Induced Conversion of β-Chitin to α-Chitin , 2003 .

[234]  K. Hu,et al.  The depolymerization mechanism of chitosan by hydrogen peroxide , 2003 .

[235]  P. Nair,et al.  Graft Copolymerization of 2-Hydroxy Ethyl Methacrylate onto Chitosan with Cerium (IV) Ion. I. Synthesis and Characterization , 2003 .

[236]  Jian Shen,et al.  Synthesis and characterization of water-soluble O-succinyl-chitosan , 2003 .

[237]  N. M. Rodriguez,et al.  Modified chitosan carrying phosphonic and alkyl groups , 2003 .

[238]  A. Sastre,et al.  Osmium and Iridium Sorption on Chitosan Derivatives , 2003 .

[239]  Masanori Fujita,et al.  Photocrosslinkable chitosan hydrogel containing fibroblast growth factor-2 stimulates wound healing in healing-impaired db/db mice. , 2003, Biomaterials.

[240]  T. Chung,et al.  Growth of human endothelial cells on different concentrations of Gly-Arg-Gly-Asp grafted chitosan surface. , 2003, Artificial organs.

[241]  S. Aiba,et al.  Synthesis of a chitosan-dendrimer hybrid and its biodegradation. , 2003, Biomacromolecules.

[242]  M. Sukwattanasinitt,et al.  Enzymatic production of N-acetyl-D-glucosamine from chitin. Degradation study of N-acetylchitooligosaccharide and the effect of mixing of crude enzymes , 2003 .

[243]  T. Aminabhavi,et al.  Synthesis and characterization of modified chitosan microspheres: Effect of the grafting ratio on the controlled release of nifedipine through microspheres , 2003 .

[244]  A. Bernkop‐Schnürch,et al.  Thiolated polymers: evidence for the formation of disulphide bonds with mucus glycoproteins. , 2003, European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V.

[245]  Jian Shen,et al.  Covalent immobilization of O-butyrylchitosan with a photosensitive hetero-bifunctional crosslinking reagent on biopolymer substrate surface and bloodcompatibility characterization , 2003, Journal of biomaterials science. Polymer edition.

[246]  A. Pourjavadi,et al.  Modified chitosan. I. Optimized cerium ammonium nitrate‐induced synthesis of chitosan‐graft‐polyacrylonitrile , 2003 .

[247]  G. Bayramoglu,et al.  Affinity dye-ligand poly(hydroxyethyl methacrylate)/chitosan composite membrane for adsorption lysozyme and kinetic properties , 2003 .

[248]  S. S. Silva,et al.  Synthesis and characterization of polyurethane-g-chitosan , 2003 .

[249]  Mansoor Amiji,et al.  Chitosan-based gastrointestinal delivery systems. , 2003, Journal of controlled release : official journal of the Controlled Release Society.

[250]  Yu He,et al.  Study of radiation‐induced graft copolymerization of butyl acrylate onto chitosan in acetic acid aqueous solution , 2003 .

[251]  K. Hattori,et al.  Synthesis of chitosan derivatives bearing cyclodextrin and adsorption of p-nonylphenol and bisphenol A , 2003 .

[252]  Yang Jianhong,et al.  Preparation and anticoagulant activity of carboxybutyrylated hydroxyethyl chitosan sulfates , 2003 .

[253]  R. Tharanathan,et al.  Studies on graft copolymerization of chitosan with synthetic monomers , 2003 .

[254]  G. Matevosyan,et al.  Phosphorylation of Chitosan , 2003 .

[255]  P. Sun,et al.  A study on cytocompatible poly(chitosan-g-l-lactic acid) , 2003 .

[256]  Ronghua Huang,et al.  Preparation and modification of N-(2-hydroxyl) propyl-3-trimethyl ammonium chitosan chloride nanoparticle as a protein carrier. , 2003, Biomaterials.

[257]  N. M. Rodriguez,et al.  N-methylene phosphonic chitosan. Effect of preparation methods on its properties , 2003 .

[258]  H. Yajima,et al.  Chemical modification of chitosan. Part 15: synthesis of novel chitosan derivatives by substitution of hydrophilic amine using N-carboxyethylchitosan ethyl ester as an intermediate. , 2003, Carbohydrate research.

[259]  A. Bernkop‐Schnürch,et al.  Thiolated polymers--thiomers: synthesis and in vitro evaluation of chitosan-2-iminothiolane conjugates. , 2003, International journal of pharmaceutics.

[260]  Jian Shen,et al.  Preparation of N-alkyl-O-sulfate chitosan derivatives and micellar solubilization of taxol , 2003 .

[261]  A. Bernkop‐Schnürch,et al.  Systemic peptide delivery via the stomach: in vivo evaluation of an oral dosage form for salmon calcitonin. , 2003, Journal of controlled release : official journal of the Controlled Release Society.

[262]  L. Hai,et al.  Radiation depolymerization of chitosan to prepare oligomers , 2003 .

[263]  A. Bernkop‐Schnürch,et al.  Permeation enhancing polymers in oral delivery of hydrophilic macromolecules: thiomer/GSH systems. , 2003, Journal of controlled release : official journal of the Controlled Release Society.

[264]  S. Aiba,et al.  Michael reaction of chitosan with various acryl reagents in water. , 2003, Biomacromolecules.

[265]  Yaqing Zhao,et al.  Studies on the critical phase-transition behavior of cholesteric N-phthaloyl chitosan/dimethyl sulfoxide solutions by five techniques , 2003 .

[266]  P. Xu,et al.  Graft copolymerization of methacrylic acid onto carboxymethyl chitosan , 2003 .

[267]  G. Guo,et al.  N-alkylated chitosan as a potential nonviral vector for gene transfection. , 2003, Bioconjugate chemistry.

[268]  T. Aminabhavi,et al.  Synthesis and characterization of polyacrylamide-grafted chitosan hydrogel microspheres for the controlled release of indomethacin† , 2003 .

[269]  Sheng Wu,et al.  Characterization of three chitosanase isozymes isolated from a commercial crude porcine pepsin preparation. , 2003, Journal of agricultural and food chemistry.

[270]  C. Cho,et al.  Galactosylated chitosan (GC)-graft-poly(vinyl pyrrolidone) (PVP) as hepatocyte-targeting DNA carrier. Preparation and physicochemical characterization of GC-graft-PVP/DNA complex (1). , 2003, Journal of controlled release : official journal of the Controlled Release Society.

[271]  Jian Shen,et al.  Synthesis and characterization of chitosan grafted poly(N, N-dimethyl-N-methacryloxyethyl-N-(3-sulfopropyl) ammonium) initiated by ceric (IV) ion , 2003 .

[272]  T. Kajiuchi,et al.  Formulation and characterization of pH sensitive drug carrier based on phosphorylated chitosan (PCS) , 2003 .

[273]  K. Powers,et al.  Physicochemical properties and blood compatibility of acylated chitosan nanoparticles , 2004 .

[274]  A. Elgsaeter,et al.  Solution properties of chitin in alkali. , 2004, Biomacromolecules.

[275]  A. Il’ina,et al.  Hydrolysis of Chitosan in Lactic Acid , 2004, Applied Biochemistry and Microbiology.

[276]  Lingyun Chen,et al.  Synthesis and pH sensitivity of carboxymethyl chitosan-based polyampholyte hydrogels for protein carrier matrices. , 2004, Biomaterials.

[277]  Tianhong Chen,et al.  Enzymatic grafting of peptides from casein hydrolysate to chitosan. Potential for value-added byproducts from food-processing wastes. , 2004, Journal of agricultural and food chemistry.

[278]  A. Domb,et al.  Chitosan chemistry and pharmaceutical perspectives. , 2004, Chemical reviews.

[279]  Can Zhang,et al.  Self-assembly and characterization of paclitaxel-loaded N-octyl-O-sulfate chitosan micellar system. , 2004, Colloids and surfaces. B, Biointerfaces.

[280]  P. Caliceti,et al.  Mucoadhesive thiolated chitosans as platforms for oral controlled drug delivery: synthesis and in vitro evaluation. , 2004, European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V.

[281]  M. Georgeta,et al.  Synthesis of chitosan microspheres containing pendant cyclodextrin moieties and their interaction with biological active molecules. , 2004, Current drug delivery.

[282]  S. Hirano,et al.  Some novel N-(carboxyacyl)chitosan filaments , 2004 .

[283]  J. Gallo,et al.  A Simple Rheological Method for the in Vitro Assessment of Mucin-Polymer Bioadhesive Bond Strength , 1990, Pharmaceutical Research.

[284]  Yanxiang Li,et al.  Graft Copolymerization of Methyl Methacrylate onto Chitosan Initiated by Potassium Ditelluratocuprate(III) , 2004 .

[285]  Quanbin Zhang,et al.  Preparation of low-molecular-weight and high-sulfate-content chitosans under microwave radiation and their potential antioxidant activity in vitro. , 2004, Carbohydrate research.

[286]  Yumin Du,et al.  A new approach to chemically modified chitosan sulfates and study of their influences on the inhibition of Escherichia coli and Staphylococcus aureus growth , 2004 .

[287]  Jun Liang,et al.  Graft Copolymerization of (Dimethylamino)Ethyl Methacrylate onto Chitosan Initiated by Ceric Ammonium Nitrate , 2004 .

[288]  K. El-tahlawy,et al.  Preparation and utilization of ionic exchange resin via graft copolymerization of β-CD itaconate with chitosan , 2004 .

[289]  M. Rafiee-Tehrani,et al.  Diethylmethyl chitosan as an antimicrobial agent: Synthesis, characterization and antibacterial effects , 2004 .

[290]  P. Artursson,et al.  Chitosans as Absorption Enhancers for Poorly Absorbable Drugs 2: Mechanism of Absorption Enhancement , 1997, Pharmaceutical Research.

[291]  A. Pourjavadi,et al.  Modified chitosan 4. Superabsorbent hydrogels from poly(acrylic acid-co-acrylamide) grafted chitosan with salt- and pH-responsiveness properties , 2004 .

[292]  R. Roy,et al.  Expedient syntheses of neoglycoproteins using phase transfer catalysis and reductive amination as key reactions , 1991, Glycoconjugate Journal.

[293]  A. Bernkop‐Schnürch,et al.  In Vivo Evaluation of an Oral Salmon Calcitonin-Delivery System Based on a Thiolated Chitosan Carrier Matrix , 2003, Pharmaceutical Research.

[294]  Y. Yatluk,et al.  Antioxidant and antimutagenic activity of N-(2-carboxyethyl)chitosan. , 2004, Toxicology and applied pharmacology.

[295]  K. Okuyama,et al.  Three D structures of chitosan. , 2004, International journal of biological macromolecules.

[296]  Yuting Wang,et al.  Synthesis and characterization of grafting β-cyclodextrin with chitosan , 2004 .

[297]  Yung-Chih Wu,et al.  A novel pH-sensitive hydrogel composed of N,O-carboxymethyl chitosan and alginate cross-linked by genipin for protein drug delivery. , 2004, Journal of controlled release : official journal of the Controlled Release Society.

[298]  K. Hu,et al.  Synthesis and characterization of a brush-like copolymer of polylactide grafted onto chitosan. , 2004, Carbohydrate research.

[299]  A. Bernkop‐Schnürch,et al.  Oral insulin delivery: the potential of thiolated chitosan-insulin tablets on non-diabetic rats. , 2004, Journal of controlled release : official journal of the Controlled Release Society.

[300]  Y. Kato,et al.  N-succinyl-chitosan as a drug carrier: water-insoluble and water-soluble conjugates. , 2004, Biomaterials.

[301]  R. Tharanathan,et al.  Low molecular weight chitosans: preparation with the aid of papain and characterization. , 2004, Biochimica et biophysica acta.

[302]  P. Soininen,et al.  Synthesis and Characterization of Chitosan N-Betainates Having Various Degrees of Substitution , 2004 .

[303]  R. Makuška,et al.  Synthesis and study of water-soluble chitosan-O-poly(ethylene glycol) graft copolymers , 2004 .

[304]  A. Bernkop‐Schnürch,et al.  Novel Bioadhesive Chitosan-EDTA Conjugate Protects Leucine Enkephalin from Degradation by Aminopeptidase N , 1997, Pharmaceutical Research.

[305]  Lisbeth Illum,et al.  Chitosan as a Novel Nasal Delivery System for Peptide Drugs , 1994, Pharmaceutical Research.

[306]  Se-kwon Kim,et al.  Prolyl endopeptidase inhibitory activity of chitosan sulfates with different degree of deacetylation , 2005 .

[307]  T. Kissel,et al.  Synthesis, characterization and cytotoxicity of poly(ethylene glycol)-graft-trimethyl chitosan block copolymers. , 2005, Biomaterials.

[308]  Se-kwon Kim,et al.  Water-soluble chitosan derivatives as a BACE1 inhibitor. , 2005, Bioorganic & medicinal chemistry.

[309]  Huahua Yu,et al.  Preparation of high-molecular weight and high-sulfate content chitosans and their potential antioxidant activity in vitro , 2005 .

[310]  A. Vetere,et al.  The aggregation of pig articular chondrocyte and synthesis of extracellular matrix by a lactose-modified chitosan. , 2005, Biomaterials.

[311]  F. Mi,et al.  Preparation and characterization of N-acetylchitosan, N-propionylchitosan and N-butyrylchitosan microspheres for controlled release of 6-mercaptourine , 2005 .

[312]  Miqin Zhang,et al.  PEG-grafted chitosan as an injectable thermosensitive hydrogel for sustained protein release. , 2005, Journal of controlled release : official journal of the Controlled Release Society.

[313]  A. Steinbüchel,et al.  Biopolymers for medical and pharmaceutical applications , 2005 .

[314]  Guozhong Wu,et al.  Preparation of high antimicrobial activity thiourea chitosan–Ag+ complex , 2005 .

[315]  K. Park,et al.  Synthesis and characterization of Pluronic® grafted chitosan copolymer as a novel injectable biomaterial , 2005 .

[316]  Xiaojuan Xu,et al.  Preparation and antimicrobial activity of hydroxypropyl chitosan. , 2005, Carbohydrate research.

[317]  Zhengxing Zhang,et al.  Synthesis and characterization of thermo- and pH- sensitive hydrogels based on Chitosan-grafted N-isopropylacrylamide via γ-radiation , 2005 .

[318]  Se-Kwon Kim,et al.  Enzymatic production and biological activities of chitosan oligosaccharides (COS): A review , 2005 .

[319]  E. Yilmaz,et al.  Preparation and Characterization of Maleic Acid Grafted Chitosan , 2005 .

[320]  G. Guo,et al.  A thermoresponsive chitosan-NIPAAm/vinyl laurate copolymer vector for gene transfection. , 2005, Bioconjugate chemistry.

[321]  A. Zhu,et al.  Adhesion dynamics, morphology, and organization of 3T3 fibroblast on chitosan and its derivative: the effect of O-carboxymethylation. , 2005, Biomacromolecules.

[322]  S. Irie,et al.  Circular dichroism induced by the helical conformations of acylated chitosan derivatives bearing cinnamate chromophores , 2005 .

[323]  R. Tharanathan,et al.  Biodegradation of chitosan-graft-polymethylmethacrylate films , 2005 .

[324]  H. Ge,et al.  Preparation of carboxymethyl chitosan in aqueous solution under microwave irradiation. , 2005, Carbohydrate research.

[325]  Quanbin Zhang,et al.  Antioxidant activity of differently regioselective chitosan sulfates in vitro. , 2005, Bioorganic & medicinal chemistry.

[326]  A. Bernkop‐Schnürch,et al.  Synthesis and in vitro evaluation of a novel thiolated chitosan. , 2005, Biomaterials.

[327]  H. Yoo,et al.  Self-assembled nanoparticles containing hydrophobically modified glycol chitosan for gene delivery. , 2005, Journal of controlled release : official journal of the Controlled Release Society.

[328]  Xiaojun Ma,et al.  The enzymatic degradation and swelling properties of chitosan matrices with different degrees of N-acetylation. , 2005, Carbohydrate research.

[329]  Xianghong Peng,et al.  Surface fabrication of hollow microspheres from N-methylated chitosan cross-linked with glutaraldehyde. , 2005, Langmuir : the ACS journal of surfaces and colloids.

[330]  G. A. Vikhoreva,et al.  Preparation and anticoagulant activity of a low-molecular-weight sulfated chitosan , 2005 .

[331]  Maya Thanou,et al.  Trimethylated chitosans as non-viral gene delivery vectors: cytotoxicity and transfection efficiency. , 2005, Journal of controlled release : official journal of the Controlled Release Society.

[332]  P. Soininen,et al.  N-Chloroacyl-6-O-triphenylmethylchitosans: useful intermediates for synthetic modifications of chitosan. , 2005, Biomacromolecules.

[333]  Yu-Hsin Lin,et al.  Physically crosslinked alginate/N,O-carboxymethyl chitosan hydrogels with calcium for oral delivery of protein drugs. , 2005, Biomaterials.

[334]  Trong-Ming Don,et al.  Synthesis and characterization of AB-crosslinked graft copolymers based on maleilated chitosan and N-isopropylacrylamide , 2005 .

[335]  Huahua Yu,et al.  The synthesis and antioxidant activity of the Schiff bases of chitosan and carboxymethyl chitosan. , 2005, Bioorganic & medicinal chemistry letters.

[336]  A. Bernkop‐Schnürch,et al.  Preparation and in vitro evaluation of thiolated chitosan microparticles , 2005, Journal of microencapsulation.

[337]  R. Muzzarelli,et al.  The biocompatibility of dibutyryl chitin in the context of wound dressings. , 2005, Biomaterials.

[338]  L. Granero,et al.  Intestinal absorption enhancement via the paracellular route by fatty acids, chitosans and others: a target for drug delivery. , 2005, Current drug delivery.

[339]  Zhu Aiping,et al.  Effective loading and controlled release of camptothecin by O-carboxymethylchitosan aggregates , 2006 .

[340]  H. Kim,et al.  Stabilization of gold nanoparticles by hydrophobically-modified polycations , 2006, Journal of biomaterials science. Polymer edition.

[341]  Ali Khademhosseini,et al.  Micromolding of photocrosslinkable chitosan hydrogel for spheroid microarray and co-cultures. , 2006, Biomaterials.

[342]  A. S. Aly,et al.  Preparation and application of chitosan/poly(methacrylic acid) graft copolymer , 2006 .

[343]  San-Yuan Chen,et al.  Synthesis and characterization of amphiphatic carboxymethyl-hexanoyl chitosan hydrogel: water-retention ability and drug encapsulation. , 2006, Langmuir : the ACS journal of surfaces and colloids.

[344]  R. Lockey,et al.  Thiolated chitosan nanoparticles enhance anti-inflammatory effects of intranasally delivered theophylline , 2006, Respiratory research.

[345]  Shuji Watanabe,et al.  Hypocholesterolemic action of chitosans with different viscosity in rats , 1988, Lipids.

[346]  Glyn O. Phillips,et al.  Food Polysaccharides and Their Applications , 2006 .

[347]  Vandana Singh,et al.  Microwave synthesized chitosan-graft-poly(methylmethacrylate): An efficient Zn2+ ion binder , 2006 .

[348]  S. Irie,et al.  Layered structures of hydrophobically modified chitosan derivatives , 2006 .

[349]  C. Pillai,et al.  Chitosan/oligo L-lactide graft copolymers: Effect of hydrophobic side chains on the physico-chemical properties and biodegradability , 2006 .

[350]  Dawei Chen,et al.  Synthesis of N-Succinyl-chitosan(Suc-Chi) and Preparation of Oxymatrine(OM)/N-Succinyl-chitosannanoparticles , 2006 .

[351]  Se-kwon Kim,et al.  Reactive oxygen species scavenging activity of aminoderivatized chitosan with different degree of deacetylation. , 2006, Bioorganic & medicinal chemistry.

[352]  A. Bernkop‐Schnürch,et al.  In vivo evaluation of an oral delivery system for P-gp substrates based on thiolated chitosan. , 2006, Biomaterials.

[353]  Martin Werle,et al.  Glutathione and thiolated chitosan inhibit multidrug resistance P-glycoprotein activity in excised small intestine. , 2006, Journal of controlled release : official journal of the Controlled Release Society.

[354]  Y. Mély,et al.  Physicochemical properties of low molecular weight alkylated chitosans: a new class of potential nonviral vectors for gene delivery. , 2006, Colloids and surfaces. B, Biointerfaces.

[355]  G. Cravotto,et al.  New paramagnetic supramolecular adducts for MRI applications based on non-covalent interactions between Gd(III)-complexes and β- or γ-cyclodextrin units anchored to chitosan , 2006 .

[356]  Pengcheng Li,et al.  Hydroxyl radicals scavenging activity of N-substituted chitosan and quaternized chitosan. , 2006, Bioorganic & medicinal chemistry letters.

[357]  J. P. Venter,et al.  Synthesis and evaluation of the mucoadhesivity of a CD-chitosan derivative. , 2006, International journal of pharmaceutics.

[358]  P. Phinyocheep,et al.  Preparation and properties of polydimethylsiloxane-modified chitosan , 2006 .

[359]  P. Soininen,et al.  Synthesis of novel quaternary chitosan derivatives via N-Chloroacyl-6-O-triphenylmethylchitosans. , 2006, Biomacromolecules.

[360]  K. Leong,et al.  PEI-g-chitosan, a novel gene delivery system with transfection efficiency comparable to polyethylenimine in vitro and after liver administration in vivo. , 2006, Bioconjugate chemistry.

[361]  É. Cavalheiro,et al.  Influence of the degree of substitution in biopolymeric Schiff bases on the kinetic of thermal decomposition by non-isothermal procedure , 2006 .

[362]  Jiyoung M Dang,et al.  Temperature-responsive hydroxybutyl chitosan for the culture of mesenchymal stem cells and intervertebral disk cells. , 2006, Biomaterials.

[363]  Peng-Sheng Liu,et al.  Synthesis, characterization and thermal sensitivity of chitosan-based graft copolymers. , 2006, Carbohydrate research.

[364]  É. Cavalheiro,et al.  Influence of some reactional parameters on the substitution degree of biopolymeric Schiff bases prepared from chitosan and salicylaldehyde , 2006 .

[365]  M. Rinaudo,et al.  Chitin and chitosan: Properties and applications , 2006 .

[366]  Ick Chan Kwon,et al.  Hydrophobically modified glycol chitosan nanoparticles as carriers for paclitaxel. , 2006, Journal of controlled release : official journal of the Controlled Release Society.

[367]  J. Nah,et al.  Receptor-mediated gene delivery into antigen presenting cells using mannosylated chitosan/DNA nanoparticles. , 2006, Journal of nanoscience and nanotechnology.

[368]  Ge Huacai,et al.  Graft copolymerization of chitosan with acrylic acid under microwave irradiation and its water absorbency , 2006 .

[369]  O. Higa,et al.  Synthesis and characterization of membranes obtained by graft copolymerization of 2-hydroxyethyl methacrylate and acrylic acid onto chitosan. , 2006, International journal of pharmaceutics.

[370]  R. Lockey,et al.  Thiolated Chitosan/DNA Nanocomplexes Exhibit Enhanced and Sustained Gene Delivery , 2006, Pharmaceutical Research.

[371]  Ick Chan Kwon,et al.  Self-assembled nanoparticles based on glycol chitosan bearing hydrophobic moieties as carriers for doxorubicin: in vivo biodistribution and anti-tumor activity. , 2006, Biomaterials.

[372]  J. Mano,et al.  Chitosan derivatives bearing cyclodextrin cavitiesas novel adsorbent matrices , 2006 .

[373]  Xin Jin,et al.  Syntheses and characterization of novel pH-sensitive graft copolymers of maleoylchitosan and poly(acrylic acid) , 2006 .

[374]  R. Makuška,et al.  Regioselective grafting of poly(ethylene glycol) onto chitosan through C-6 position of glucosamine units , 2006 .

[375]  R. Lockey,et al.  Folate receptor-mediated cancer cell specific gene delivery using folic acid-conjugated oligochitosans. , 2006, Journal of nanoscience and nanotechnology.

[376]  S. Vinogradova,et al.  Synthesis and properties of acylated chitin and chitosan derivatives , 2006 .

[377]  Y. Zambito,et al.  Novel transmucosal absorption enhancers obtained by aminoalkylation of chitosan. , 2006, European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences.

[378]  Mingchun Li,et al.  N,N-Dilauryl chitosan self-assembled vesicles for drug delivery , 2006 .

[379]  Q. Shi,et al.  Characterization of folate-chitosan-DNA nanoparticles for gene therapy. , 2006, Biomaterials.

[380]  Xiaoling Zhu,et al.  Modulation of cytokines production, granzyme B and perforin in murine CIK cells by Ganoderma lucidum polysaccharides , 2006 .

[381]  K. El-tahlawy,et al.  Novel method for preparation of β-cyclodextrin/grafted chitosan and it's application , 2006 .

[382]  C. Tian,et al.  Synthesis and characterization of N-succinyl-chitosan and its self-assembly of nanospheres , 2006 .

[383]  Eun Seong Lee,et al.  Glycol chitosan as a stabilizer for protein encapsulated into poly(lactide-co-glycolide) microparticle. , 2007, International journal of pharmaceutics.

[384]  Youwen Lin,et al.  Preparation and characterization of N-(2-carboxybenzyl)chitosan as a potential pH-sensitive hydrogel for drug delivery. , 2007, Carbohydrate research.

[385]  Rui L. Reis,et al.  Carboxymethyl chitosan-graft-phosphatidylethanolamine: Amphiphilic matrices for controlled drug delivery , 2007 .

[386]  W. Zhong,et al.  Phosphorylcholine modified chitosan: Appetent and safe material for cells , 2007 .

[387]  M. Kurisawa,et al.  Synthesis and characterization of chitosan-g-poly(ethylene glycol)-folate as a non-viral carrier for tumor-targeted gene delivery. , 2007, Biomaterials.

[388]  R. Tharanathan,et al.  Chitin/chitosan: modifications and their unlimited application potential—an overview , 2007 .

[389]  Mingchun Li,et al.  Relationship between N,N-dialkyl chitosan monolayer and corresponding vesicle. , 2007, Journal of colloid and interface science.

[390]  Chiing-Chang Chen,et al.  Removal of phthalate esters by α-cyclodextrin-linked chitosan bead , 2007 .

[391]  Lichen Yin,et al.  Superporous hydrogels containing poly(acrylic acid-co-acrylamide)/O-carboxymethyl chitosan interpenetrating polymer networks. , 2007, Biomaterials.

[392]  M. Thanou,et al.  N-sulfonato-N,O-carboxymethylchitosan: a novel polymeric absorption enhancer for the oral delivery of macromolecules. , 2007, Journal of controlled release : official journal of the Controlled Release Society.

[393]  H. Park,et al.  Self-assembled nanoparticles based on linoleic-acid modified carboxymethyl-chitosan as carrier of adriamycin (ADR) , 2007 .

[394]  K. Vårum,et al.  Kinetics of hydrolysis of chitin/chitosan oligomers in concentrated hydrochloric acid. , 2007, Carbohydrate research.

[395]  V. Sinha,et al.  Ceric ammonium nitrate induced grafting of polyacrylamide onto carboxymethyl chitosan , 2007 .

[396]  Pengcheng Li,et al.  The preparation and antioxidant activity of the sulfanilamide derivatives of chitosan and chitosan sulfates. , 2007, Bioorganic & medicinal chemistry.

[397]  J. Nah,et al.  Chitosan-graft-polyethylenimine as a gene carrier. , 2007, Journal of controlled release : official journal of the Controlled Release Society.

[398]  Gongjun Yang,et al.  O-Carboxymethylchitosan-based novel gatifloxacin delivery system , 2007 .

[399]  Y. Kaneko,et al.  Chemoenzymatic syntheses of amylose-grafted chitin and chitosan. , 2007, Biomacromolecules.

[400]  M. Bengisu,et al.  Grafting of poly(triethylene glycol dimethacrylate) onto chitosan by ceric ion initiation , 2007 .

[401]  Qiang Chen,et al.  Synthesis and characterization of water-soluble chitosan derivate and its antibacterial activity , 2007 .

[402]  Xiaoying Wang,et al.  Self-aggregation and antibacterial activity of N-acylated chitosan , 2007 .

[403]  M. Másson,et al.  Antibacterial activity of methylated chitosan and chitooligomer derivatives: Synthesis and structure activity relationships , 2007 .

[404]  Dong-hong Li,et al.  Synthesis, biodegradability and cytotoxicity of water-soluble isobutylchitosan , 2007 .

[405]  Pengcheng Li,et al.  Preparation of 1,3,5-thiadiazine-2-thione derivatives of chitosan and their potential antioxidant activity in vitro. , 2007, Bioorganic & medicinal chemistry letters.

[406]  Shanta Raj Bhattarai,et al.  N-Acylated chitosan stabilized iron oxide nanoparticles as a novel nano-matrix and ceramic modification , 2007 .

[407]  L. Yu,et al.  Polymeric micelle systems of hydroxycamptothecin based on amphiphilic N-alkyl-N-trimethyl chitosan derivatives. , 2007, Colloids and surfaces. B, Biointerfaces.

[408]  E. Yilmaz,et al.  Synthesis, characterization and antibacterial activity of poly(N-vinylimidazole) grafted chitosan , 2007 .

[409]  L. Yu,et al.  A series of novel chitosan derivatives: Synthesis, characterization and micellar solubilization of paclitaxel , 2007 .

[410]  Yanfei Liu,et al.  Preparation and properties of modified chitosan as potential matrix materials for drug sustained-release beads. , 2007, International journal of biological macromolecules.

[411]  Xu Xiangyang,et al.  Preparation and characterization of N-succinyl-N'-octyl chitosan micelles as doxorubicin carriers for effective anti-tumor activity. , 2007, Colloids and surfaces. B, Biointerfaces.

[412]  Ke‐long Huang,et al.  Mechanisms and kinetics of chelating reaction between novel chitosan derivatives and Zn(II). , 2007, Journal of hazardous materials.

[413]  Pengcheng Li,et al.  Antifungal properties of Schiff bases of chitosan, N-substituted chitosan and quaternized chitosan. , 2007, Carbohydrate research.

[414]  Chang‐Ming Dong,et al.  Synthesis and characterization of phthaloyl-chitosan-g-poly(L-lactide) using an organic catalyst , 2007 .

[415]  J. Kennedy,et al.  Hydration energy of the 1,4-bonds of chitosan and their breakdown by ultrasonic treatment , 2007 .

[416]  A. Bernkop‐Schnürch,et al.  In vitro evaluation of chitosan-EDTA conjugate polyplexes as a nanoparticulate gene delivery system , 2006, The AAPS Journal.

[417]  A. Bernkop‐Schnürch,et al.  Synthesis and characterization of a chitosan-N-acetyl cysteine conjugate. , 2008, International journal of pharmaceutics.

[418]  D. Kritchevsky.  Dietary Fibre in Health and Disease , 2008 .