T. Yokoi

发表

Gastric-mucous membrane protection activity of coptisine derivatives.

Y. Yamaoka, H. Hirano, E. Osawa, 2001, Biological & pharmaceutical bulletin.

Unique high-affinity synthetic mu-opioid receptor agonists with central- and systemic-mediated analgesia.

S. Salvadori, Y. Fujita, Y. Tsuda, 2003, Journal of medicinal chemistry.

Novel monoclonal antibody, SO-MU1, against human gastric MUC5AC apomucin.

T. Tsuji, Y. Okada, T. Yokoi, 1996, Journal of immunological methods.

Design and synthesis of opioidmimetics containing 2',6'-dimethyl-L-tyrosine and a pyrazinone-ring platform.

Y. Tsuda, Y. Okada, A. Miyazaki, 2007, Bioorganic & medicinal chemistry letters.

Studies on the structure-activity relationship of 2',6'-dimethyl-l-tyrosine (Dmt) derivatives: bioactivity profile of H-Dmt-NH-CH(3).

Y. Fujita, Y. Tsuda, Y. Okada, 2005, Bioorganic & medicinal chemistry letters.

Structural studies of [2',6'-dimethyl-L-tyrosine1]endomorphin-2 analogues: enhanced activity and cis orientation of the Dmt-Pro amide bond.

Y. Fujita, Y. Tsuda, Y. Okada, 2003, Bioorganic & medicinal chemistry.

Synthesis of stereoisomeric analogues of endomorphin-2, H-Tyr-Pro-Phe-Phe-NH(2), and examination of their opioid receptor binding activities and solution conformation.

Y. Tsuda, Y. Okada, S. Bryant, 2000, Biochemical and biophysical research communications.

Amino acids and peptides. LVI. Synthesis of pyrazinone ring-containing opioid mimetics and examination of their opioid receptor binding activity☆

Y. Tsuda, Y. Okada, S. Bryant, 1999 .

CATALYTIC PROPERTIES OF A Cu(II) COMPLEX WITH A MODIFIED CYCLODEXTRIN

Y. Matsui, T. Yokoi, K. Mochida, 1976 .

Carnosic acid protects neuronal HT22 Cells through activation of the antioxidant-responsive element in free carboxylic acid- and catechol hydroxyl moieties-dependent manners

K. Itoh, T. Satoh, T. Shirasawa, 2008, Neuroscience Letters.

Effect of various prostaglandins on the release of arachidonic acid from cultured fibroblasts.

I. Morita, S. Murota, Y. Mori, 1978, Biochemical and biophysical research communications.

New cyclic somatostatin analogues containing a pyrazinone ring: importance of Tyr for antiproliferative activity.

G. Kéri, S. Fukushima, Y. Tsuda, 2008, Bioorganic & medicinal chemistry letters.

Amino acids and peptides. LII. Design and synthesis of opioid mimetics containing a pyrazinone ring and examination of their opioid receptor binding activity.

Y. Okada, S. Bryant, L. Lazarus, 1998, Chemical & pharmaceutical bulletin.

Neihumicin, a new cytotoxic antibiotic from Micromonospora neihuensis. I. The producing organism, fermentation, isolation and biological properties.

K. Lee, R. Wu, T. Yokoi, 1988, The Journal of antibiotics.

Development of Potent Bifunctional Endomorphin-2 Analogues with Mixed μ-/δ-Opioid Agonist and δ-Opioid Antagonist Properties

Y. Fujita, Y. Tsuda, Y. Okada, 2004 .

Simple approach towards the synthesis of 5-methyl-2-hydroxypyrazine derivatives from dipeptidyl chloromethyl ketones

Y. Okada, Y. Nishiyama, H. Taguchi, 1994 .

Studies on the mechanism of 1,2-dihydropyrazin-2-one ring formation from dipeptidyl chloromethyl ketone and its chemical properties: immediate deamination during catalytic hydrogenation.

Y. Fujita, Y. Tsuda, Y. Okada, 2005, Chemical & pharmaceutical bulletin.

Immediate deamination from the aminomethyl group attached to 1,2-dihydropyrazin-2-one derivative during catalytic hydrogenation

Y. Fujita, Y. Tsuda, Y. Okada, 2002 .

Neihumicin, a new cytotoxic antibiotic from Micromonospora neihuensis. II. Structural determination and total synthesis.

A. McPhail, K. Lee, R. Wu, 1988, The Journal of antibiotics.

Antimalarial agents. III. Mechanism of action of artesunate against Plasmodium berghei infection.

K. Lee, I. Hall, C. B. Oswald, 1987, Chemical & pharmaceutical bulletin.

Carnosic acid, a component of rosemary (Rosmarinus officinalis L.), promotes synthesis of nerve growth factor in T98G human glioblastoma cells.

T. Yokoi, Kunio Kosaka, 2003, Biological & pharmaceutical bulletin.

Structures of nine new diterpenoids from Taxus chinensis

Han-Dong Sun, T. Taga, K. Fuji, 1995 .

Studies on the Blue Pigments Produced from Genipin and Methylamine. I. Structures of the Brownish-Red Pigments, Intermediates Leading to the Blue Pigments

Y. Takeda, T. Shingu, T. Yokoi, 1994 .

Inhibitory effect of somatostatin Peptide analogues on DNA polymerase activity and human cancer cell proliferation.

F. Sugawara, H. Yoshida, Y. Mizushina, 2010, Anticancer research.

2,2-DIFLUORO-1,3,2-OXAZABOROLIDIN-5-ONES : NOVEL APPROACH FOR SELECTIVE SIDE-CHAIN PROTECTION OF SERINE AND THREONINE

Y. Okada, T. Yokoi, Jidong Wang, 1997 .

Total synthesis of optically active deoxyaspergillic acid from dipeptidyl aldehyde

Y. Okada, H. Taguchi, T. Yokoi, 1996 .

ON THE STRUCTURES OF SIX NEW DITERPENOIDS, TAXCHININS E, H, I, J, K AND TAXCHIN B

Han-Dong Sun, K. Fuji, Kiyoshi Tanaka, 1994 .

Structure and Absolute Configuration of Sargatriol, a New Isoprenoid Chromenol from a Brown Alga, Sargassum tortile C. AGARDH

S. Nakazawa, T. Kikuchi, T. Yokoi, 1983 .

Application of the Homonuclear Internuclear Double Resonance Technique in the Triterpene Field. II. Assignments of Methyl Resonances of Triterpenes related to Friedelin

M. Niwa, T. Kikuchi, T. Shingu, 1980 .

Structure of sargatriol, a new isoprenoid chromenol from a marine alga: Sargassum tortile.

S. Nakazawa, T. Kikuchi, T. Yokoi, 1975 .

The Structure-Activity Relationship of Dmt-NH-X

Y. Fujita, Y. Tsuda, Y. Okada, 2004 .

Wogonin, a Plant Flavone, Potentiates Etoposide‐Induced Apoptosis in Cancer Cells

H. Hirano, T. Ohashi, T. Yokoi, 2007, Annals of the New York Academy of Sciences.

Design and synthesis of novel type somatostatin analogs with antiproliferative activities on A431 tumor cells

G. Kéri, Y. Tsuda, Y. Okada, 2004 .

Amino Acids and Peptides. Part 48. 1 Studies on the Structure of an Unexpected Reaction Product from Dipeptidyl Chloromethyl Ketone during Acid Hydrolysis 2

Y. Okada, Y. Nishiyama, K. Igarashi, 1997 .

Unexpected reaction of dipeptidyl chloromethyl ketone during acid hydrolysis

Y. Okada, Y. Nishiyama, F. Kasuya, 1994 .

Amino Acids and Peptides. Part 48. Studies on the Structure of an Unexpected Reaction Product from Dipeptidyl Chloromethyl Ketone During Acid Hydrolysis.

Y. Okada, Y. Nishiyama, K. Igarashi, 1997 .

Amino Acids and Peptides. XLVII. Facile Synthesis of Flavacol, Deoxymuta-aspergillic Acid and Optically Active Deoxyaspergillic Acid from Dipeptidyl Aldehydes

Y. Okada, H. Taguchi, T. Yokoi, 1996 .

Amino Acids and Peptides. XLI. 1:2 Facile Synthesis of 5-Methyl-2(1H)- pyrazinone Derivatives from Dipeptidyl Chloromethyl Ketones 3

Y. Okada, H. Taguchi, T. Yokoi, 1995 .

Amino Acids and Peptides. Part 47. Facile Synthesis of Flavacol, Deoxymuta‐aspergillic Acid and Optically Active Deoxyaspergillic Acid from Dipeptidyl Aldehydes.

Y. Okada, H. Taguchi, T. Yokoi, 1997 .

Systematic Study on the Structure-Activity Relationship of Pyrazinone Ring-Containing Bioactive Opioid Ligands

Y. Tsuda, Y. Okada, A. Miyazaki, 2006 .

Design and synthesis of opioid mimetics containing pyrazinone ring and examination of their opioid receptor binding activity

Y. Okada, S. Bryant, L. Lazarus, 2002 .

Amino Acids and Peptides. Part 41. Facile Synthesis of 5-Methyl-2(1H)- pyrazinone Derivatives from Dipeptidyl Chloromethyl Ketones.

Y. Okada, H. Taguchi, T. Yokoi, 1995 .

Wogonin Prevents Immunosuppressive Action but Not Anti‐Inflammatory Effect Induced by Glucocorticoid

H. Hirano, T. Yokoi, Chie Suzuki, 2007, Annals of the New York Academy of Sciences.

Wogonin prevents glucocorticoid-induced thymocyte apoptosis without diminishing its anti-inflammatory action.

H. Hirano, T. Yokoi, Chie Suzuki, 2007, Journal of pharmacological sciences.

Application of Tris (dipivaloylmethanato) europium (III) to the Assignments of Methyl Resonances of Triterpene Acetates related to β-Amyrin

M. Niwa, T. Kikuchi, T. Shingu, 1973 .

Structure and stereochemistry of radermasinin, a novel cytotoxic triterpene lactone from Radermachia sinica. X-Ray crystal structure of radermasinin monohydrate

Toshimitsu Hayashi, A. McPhail, K. Lee, 1986 .

Neihumicin, a new cytotoxic antibiotic from Micromonospora neihuensis. III. Structure-activity relationships.

K. Lee, R. Wu, T. Yokoi, 1988, The Journal of antibiotics.

Development of potent bifunctional endomorphin-2 analogues with mixed mu-/delta-opioid agonist and delta-opioid antagonist properties.

Y. Fujita, Y. Tsuda, Y. Okada, 2004, Journal of medicinal chemistry.

Amino acids and peptides. Part 45. Development of a new Nπ-protecting group of histidine, Nπ-(1-adamantyloxymethyl)histidine, and its evaluation for peptide synthesis

Y. Okada, T. Yokoi, Jidong Wang, 1996 .

Synthesis of desethanoqinghaosu, a novel analogue of the antimalarial qinghaosu

A. McPhail, J. Koyama, K. Lee, 1988 .

Revised structures of inflexin and related diterpenoids.

Y. Takeda, A. Ueno, T. Fujita, 1988 .

Structure of inflexinol, a new cytotoxic diterpene from Rabdosia inflexa

Y. Takeda, T. Fujita, T. Shingu, 1982 .

Synthesis of somatostatin analogues containing C-terminal adamantane and their antiproliferative properties.

G. Kéri, S. Fukushima, Y. Tsuda, 2008, Journal of medicinal chemistry.

Amino Acids and Peptides. L. Development of a Novel Nπ-Protecting Group for Histidine, Nπ-2-Adamantyloxymethylhistidine, and Its Application to peptide Synthesis

Y. Okada, T. Yokoi, Jidong Wang, 1997 .

Oral bioavailability of a new class of micro-opioid receptor agonists containing 3,6-bis[Dmt-NH(CH(2))(n)]-2(1H)-pyrazinone with central-mediated analgesia.

Y. Fujita, Y. Tsuda, Y. Okada, 2004, Journal of medicinal chemistry.

ISOLATION AND STRUCTURE OF MAGNOSALIN AND MAGNOSHININ, NEW NEOLIGNANS FROM MAGNOLIA SALICIFORIA MAXIM

S. Kadota, Ken Tanaka, T. Kikuchi, 1983 .

Synthesis of somatostatin analogues containing C-terminal adamantane and their antiproliferative properties.

G. Kéri, S. Fukushima, Y. Tsuda, 2008, Journal of medicinal chemistry.