H. Hayatsu

T. Hatano, H. Hayatsu, S. Arimoto-Kobayashi, 2002, Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association.

A reinvestigation of the condensation reaction of acetobromoglucose with chloromercuri-4-ethoxy-2(1H)-pyrimidinone to 1-(tetra-O-acetyl-beta-D-glucopyranosyl)-4-ethoxy-2(1H)-pyrimidinone.

H. Hayatsu, T. Ukita, Y. Tomita, 1963, Chemical & pharmaceutical bulletin.

Reaction of bisulfite with the 5-hydroxymethyl group in pyrimidines and in phage DNAs.

H. Hayatsu, M. Shiragami, 1979, Biochemistry.

Activation of promutagenic N-nitrosomorpholine and other N-nitrosoalkylamines by near-ultraviolet irradiation in the presence of phosphates.

H. Hayatsu, S. Arimoto, H. Shimada, 1984, Gan.

Heavy cigarette smokers show higher mutagenicity in urine.

T. Takeshita, H. Hayatsu, K. Mure, 1997, Mutation research.

Modification of adenine and cytosine derivatives with bromoacetaldehyde.

H. Hayatsu, K. Negishi, T. Negishi, 1980 .

The cleavage of DNA by the oxygen-dependent reaction of bisulfite.

H. Hayatsu, R. Miller, 1972, Biochemical and biophysical research communications.

A quantitative assay for concanavalin A- and Ricinus communis agglutinin-mediated agglutinations of rat ascites hepatoma cells. Relationship between concanavalin A binding and cell agglutination.

I. Kaneko, H. Hayatsu, T. Ukita, 1975, Biochimica et biophysica acta.

Heat production is a quantitative parameter for intracellular cell function

H. Hayatsu, T. Ohkubo, M. Yamamura, 1991 .

Heat production as a quantitative parameter of phagocytosis.

H. Hayatsu, M. Yamamura, T. Miyamae, 1988, Journal of immunological methods.

Effect of amines on the bisulfite-catalyzed hydrogen isotope exchange at the 5 position of uridine.

Y. Wataya, H. Hayatsu, 1972, Biochemistry.

Studies on polynucleotides. LXXII. Deoxyribooligonucleotide synthesis on a polymer support.

H. Khorana, H. Hayatsu, 1967, Journal of the American Chemical Society.

Deoxyribooligonucleotide Synthesis on a Polymer Support1

H. Khorana, H. Hayatsu, 1966 .

The mutagenic action of sodium bisulfite.

H. Hayatsu, A. Miura, 1970, Biochemical and biophysical research communications.

Spectrum of N4-aminocytidine mutagenesis.

K. Matsumoto, T. Bessho, H. Hayatsu, 1989, Journal of molecular biology.

Cysteine-catalyzed hydrogen isotope exchange at position 5 of uridylic acid.

Y. Wataya, H. Hayatsu, Y. Kawazoe, 1973, Journal of biochemistry.

Cysteine-catalyzed hydrogen isotope exchange at the 5 position of uridylic acid.

Y. Wataya, H. Hayatsu, Y. Kawazoe, 1972, Journal of the American Chemical Society.

Bisulfite-catalyzed isotope labeling of cytidine 5'-phosphate at its 5 position.

Y. Wataya, H. Hayatsu, K. Kai, 1971, Journal of the American Chemical Society.

Protection against the bacterial mutagenicity of heterocyclic amines by purpurin, a natural anthraquinone pigment.

T. Kamataki, H. Hayatsu, T. Marczylo, 1999, Mutation research.

Cellulose bearing covalently linked copper phthalocyanine trisulphonate as an adsorbent selective for polycyclic compounds and its use in studies of environmental mutagens and carcinogens.

H. Hayatsu, 1992, Journal of chromatography.

Extraction of heterocyclic amines from cooked food by using blue resin

H. Hayatsu, M. Mifune, T. Hayatsu, 1988 .

Inhibitory effect of saturated fatty acids on the mutagenicity of N-nitrosodimethylamine.

H. Hayatsu, T. Negishi, 1984, Mutation research.

Chemical modification of tRNAyeastTyr with bisulfite. A new method to modify isopentenyladenosine residue

Y. Wataya, Y. Furuichi, H. Hayatsu, 1970 .

Debromination of 5-bromo-2'-deoxyuridine by cysteine. Formation of deoxyuridine and S-(5-(2'-deoxyuridyl))cysteine.

Y. Wataya, H. Hayatsu, K. Negishi, 1973, Biochemistry.

The genotoxicities of N-nitrosamines in Drosophila melanogaster in vivo: the correlation of mutagenicity in the wing spot test with the DNA damages detected by the DNA-repair test.

H. Hayatsu, T. Negishi, T. Shiotani, 1991, Mutation research.

Mutagenicity arising from near-ultraviolet irradiation of N-nitrosomorpholine.

H. Hayatsu, H. Shimada, 1985, Mutation research.

Synthesis of Polynucleotides on Polymer Supports

H. Hayatsu, 1968 .

N-Sulfomethylation of guanine, adenine and cytosine with formaldehyde-bisulfite. A selective modification of guanine in DNA.

Y. Yamagata, H. Hayatsu, K. Negishi, 1982, Nucleic acids research.

Generation of mutagenic compound(s) by a reaction between sorbci acid and nitrite.

H. Hayatsu, T. Kada, T. Nakajima, 1975, Mutation research.

Organic Phosphates. XVII.1Syntheses of Nucleotides by Condensation of Phosphorylated Sugar and Bases

H. Hayatsu, T. Ukita, 1962 .

Chemical transformation of 4-thiouridine with nitrous acid.

H. Hayatsu, S. Iida, 1971, Biochemical and biophysical research communications.

Permanganate oxidation of 4-thiouracil derivatives. Isolation and properties of 1-substituted-2-pyrimidone-4-sulfonates.

H. Hayatsu, M. Yano, 1970, Tetrahedron Letters.

Rapid, Stepwise Substitution of Fluorines In 5-Trifluoromethyl-2′-Deoxyuridine by Bisulfite

Y. Wataya, A. Matsuda, H. Hayatsu, 1994 .

Antitumor activity of FTC-092, a masked 5-trifluoromethyl-2′-deoxyuridine derivative

Y. Wataya, J. Uchida, Yuji Yamada, 2004, Cancer Chemotherapy and Pharmacology.

The oxygen-catalyzed reaction between 4-thiouridine and sodium sulfite.

H. Hayatsu, 1969, Journal of the American Chemical Society.

The modification of nucleotides and nucleosides. XI. A modification of cytosine derivatives with succinic anhydride.

H. Hayatsu, T. Ukita, K. Takeishi, 1969, Biochimica et Biophysica Acta.

Selective modification of cytidine residue in ribonucleic acid by semicarbazide.

H. Hayatsu, T. Ukita, 1964, Biochemical and Biophysical Research Communications - BBRC.

Permanganate oxidation of 4-thiouracil derivatives. Isolation and properties of I-substituted 2-pyrimidone 4-sulfonates.

H. Hayatsu, M. Yano, 1970, Biochimica et biophysica acta.

The addition of sodium bisulfite to uracil and to cytosine.

Y. Wataya, H. Hayatsu, K. Kai, 1970, Journal of the American Chemical Society.

Nucleoside and nucleobase analog mutagens.

T. Bessho, H. Hayatsu, K. Negishi, 1994, Mutation research.

Discovery of bisulfite-mediated cytosine conversion to uracil, the key reaction for DNA methylation analysis--a personal account.

Hikoya Hayatsu, H. Hayatsu, 2008, Proceedings of the Japan Academy. Series B, Physical and biological sciences.

Reactions of bisulfite, an environmental chemical, with nucleic acids and other biological substances

H. Hayatsu, 1978 .

Inactivation of bacteriophage lambda during the aerobic oxidation of bisulfite.

H. Hayatsu, I. Kudo, A. Miura, 1978, Environmental research.

The reaction of hydroxylamine with 4-thiouridine.

H. Hayatsu, S. Iida, K. Chung, 1973, Biochimica et biophysica acta.

Concentration effect of bisulfite on the inactivation of transforming activity of DNA.

H. Tanooka, H. Hayatsu, M. Inoue, 1972, Chemico-biological interactions.

Reaction of bisulphite with N6-(Δ2-isopentenyl)adenosine

Y. Wataya, Y. Furuichi, H. Hayatsu, 1972 .

Mutagenicity of 5-bromouracil and N6-hydroxyadenine studied by yeast oligonucleotide transformation assay.

V. Noskov, A. Matsuda, A. Ono, 1994, Mutation research.

Analysis of 2-amino-N6-hydroxyadenine-induced mutagenesis in phage M13mp2.

A. Matsuda, H. Hayatsu, K. Negishi, 1991, Mutation research.

Reaction of cytidine with semicarbazide in the presence of bisulfite. A rapid modification specific for single-stranded polynucleotide.

H. Hayatsu, 1976, Biochemistry.

Bisulfite Modification of Cytosine and 5-Methylcytosine as used in Epigenetic Studies

H. Hayatsu, 2006 .

Potentiation of the antitumor activity of 5-trifluoromethyl-2′-deoxyuridine by the use of depot forms of the parent compound

Y. Wataya, K. Wierzba, Yuji Yamada, 2004, Cancer Chemotherapy and Pharmacology.

Mutagenic nucleoside analog N4-aminocytidine: metabolism, incorporation into DNA, and mutagenesis in Escherichia coli

H. Hayatsu, K. Negishi, M. Ishii, 1988, Journal of bacteriology.

Crystal and Molecular Structure of N4-Aminocytosine

H. Hayatsu, H. Ogura, H. Takayanagi, 1980 .

Direct-acting mutagenicity of N4-aminocytidine derivatives bearing alkyl groups at the hydrazino nitrogens.

H. Hayatsu, K. Negishi, A. Nomura, 1985, Nucleic acids research.

N4-aminocytidine, a nucleoside analog that has an exceptionally high mutagenic activity.

H. Hayatsu, K. Negishi, Y. Ohara, 1983, Nucleic acids research.

Studies on the chemical modifications of nucleic acids. The permanganate oxidation of thymine.

H. Hayatsu, S. Iida, 1969, Tetrahedron letters.

Organic Phosphates. XVIII. Syntheses of Lyxouridine 2', 3'-Cyclic Phosphate and Related Compounds.

H. Hayatsu, T. Ukita, 1961 .

DIFFERENT REACTIVITIES OF 5-BROMO-2′-DEOXYURIDINE AND 5-BROMOURACIL IN THE BISULFITE-MEDIATED DEBROMINATION

H. Hayatsu, K. Negishi, T. Chikuma, 1976 .

A solvent effect on the mutagenicity of tryptophan-pyrolysate mutagens in the Salmonella/mammalian microsome assay.

H. Hayatsu, S. Arimoto, K. Tanaka, 1982, Mutation research.

Use of blue cotton for detection of mutagenicity in human feces excreted after ingestion of cooked meat.

Y. Wataya, H. Hayatsu, T. Hayatsu, 1986, Environmental health perspectives.

Characterization of mutagenic fractions in beef extract and in cooked ground beef. Use of blue-cotton for efficient extraction.

H. Hayatsu, T. Hayatsu, Y. Ohara, 1983, Gan.

Inhibition of protein synthesis in mouse myeloma cells by Ricinus communis toxin.

K. Onozaki, H. Hayatsu, T. Ukita, 1975, Biochimica et biophysica acta.

Potential Cocarcinogenicity of Sodium Hypochlorite

H. Hayatsu, H. Hoshino, Y. Kawazoe, 1971, Nature.

Effect of bisulfite on cell-to-substratum adhesion of Chinese hamster cells in culture.

H. Hayatsu, I. Kudo, Y. Kuroda, 1980, Journal of pharmacobio-dynamics.

Proofreading of a mutagenic nucleotide, N4-aminodeoxycytidylic acid, by Escherichia coli DNA polymerase I.

M. Takahashi, H. Hayatsu, K. Negishi, 1987, Biochemical and biophysical research communications.

Induction of DNA Recombination by Activated 3‐Amino‐1‐methyl‐5H‐pyrido[4,3‐b]indole

H. Hayatsu, K. Negishi, H. Ikeda, 1995, Japanese journal of cancer research : Gann.

Parasite infection and cancer: with special emphasis on Schistosoma japonicum infections (Trematoda). A review.

Y. Wataya, H. Hayatsu, N. Ohta, 1994, Mutation research.

Retention of a mutagen, 3-amino-1-methyl-5H-pyrido[4,3-b]indole (Trp-P-2), in the liver of mice infected with Schistosoma japonicum.

H. Hayatsu, S. Arimoto, H. Matsuoka, 1994, Mutation research.

Modified metabolism of a carcinogen, 3-amino-1-methyl-5H-pyrido[4,3-b]indole (Trp-P-2), by liver S9 from Schistosoma japonicum-infected mice.

Y. Wataya, H. Hayatsu, S. Arimoto, 1992, Mutation research.

Reduced levels of mutagen processing potential in the Schistosoma japonicum-infected mouse liver.

Y. Wataya, H. Hayatsu, S. Arimoto, 1989, Mutation research.

Evaluation of the mutagenicity and the tumor-promoting activity of parasite extracts: Schistosoma japonicum and Clonorchis sinensis.

Y. Wataya, H. Tokuda, H. Hayatsu, 1989, Mutation research.

Role of hemin in the inhibition of mutagenic activity of 3-amino-1-methyl-5H-pyrido[4,3-b]indole (Trp-P-2) and other aminoazaarenes.

H. Hayatsu, S. Arimoto, 1989, Mutation research.

Inhibition of the mutagenicity of amino acid pyrolysis products by hemin and other biological pyrrole pigments.

H. Hayatsu, S. Arimoto, T. Negishi, 1980, Biochemical and biophysical research communications.

Mutagenesis by N4-aminocytidine: induction of AT to GC transition and its molecular mechanism.

M. Takahashi, H. Hayatsu, K. Negishi, 1985, Biochemistry.

Induction of mutation in vitro in phage phi X174 am3 by N4-aminodeoxycytidine triphosphate.

M. Takahashi, H. Hayatsu, K. Negishi, 1985, Biochemical and biophysical research communications.

Co-operative mutagenic actions of bisulfite and nitrogen nucleophiles.

H. Hayatsu, 1977, Journal of molecular biology.

Analysis of phage M13mp2 mutants produced from transfection of phage DNA having N4-aminocytosines at defined sequence positions.

K. Matsumoto, T. Bessho, H. Hayatsu, 1992, Mutation research.

Cross-linking between 16S ribosomal RNA and protein S4 in Escherichia coli ribosomal 30S subunits effected by treatment with bisulfite/hydrazine and bromopyruvate.

O. Kuge, H. Hayatsu, K. Negishi, 1986, European journal of biochemistry.

Mutagenicity Arising from Boiled Rice on Treatment with Nitrous Acid

H. Hayatsu, T. Hayatsu, 1989, Japanese journal of cancer research : Gann.

HAM1, the gene controlling 6‐N‐hydroxylaminopurine sensitivity and mutagenesis in the yeast Saccharomyces cerevisiae

V. Noskov, H. Hayatsu, K. Negishi, 1996, Yeast.

Mutation and formation of methyl- and hydroxylguanine adducts in DNA caused by N-nitrosodimethylamine and N-nitrosodiethylamine with UVA irradiation.

G. Sweetman, H. Hayatsu, S. Arimoto-Kobayashi, 1997, Carcinogenesis.

PolA dependent repair of 5-bromouracil-labelled Bacillus subtilis transforming DNA irradiated with U.V. in the presence of cysteamine.

H. Tanooka, H. Hayatsu, K. Negishi, 1976, International journal of radiation biology and related studies in physics, chemistry, and medicine.

Formation of Diastereomers of 5, 6-Dihydrothymine-6-sulfonate by Deamination of 5-Methylcytosine with Bisulfite

H. Hayatsu, S. Iida, I. Kudo, 1975 .

DEOXYRIBONUCLEOSIDE TRIPHOSPHATES IN MOUSE FETAL LIVER CELLS ASSAYED BY HIGH-PRESSURE LIQUID CHROMATOGRAPHY

Y. Wataya, H. Hayatsu, Minoru Nakamura, 1998 .

FORMATION OF DIASTEREOMERS OF 5,6-DIHYDROTHYMINE-6-SULFONATE BY DEAMINATION OF 5-METHYLCYTOSINE WITH BISULFITE

H. Hayatsu, S. Iida, I. Kudo, 1976 .

The use of permanganate as a sequencing reagent for identification of 5-methylcytosine residues in DNA.

G. Igloi, H. Kössel, H. Hayatsu, 1987, Nucleic acids research.

The effect of bisulfite modification on the template activity of DNA for DNA polymerase I.

T. Tsuruo, H. Hayatsu, K. Kai, 1974, Nucleic acids research.

Mutagenicity of carbadox and several quinoxaline 1,4-dioxide derivatives.

H. Hayatsu, T. Negishi, K. Tanaka, 1980, Chemical & pharmaceutical bulletin.

Mutagenicity of quinoline derivatives and analogs-quinoxaline 1,4-dioxide is a potent mutagen.

H. Hayatsu, T. Negishi, S. Hayakawa, 1979, Chemical & pharmaceutical bulletin.

Inhibitory effect of hemin on the mutagenic activities of carcinogens.

H. Hayatsu, S. Arimoto, T. Negishi, 1980, Cancer letters.

Enhancement of the clastogenicity of N‐nitrosodialkylamines plus near‐ultraviolet irradiation by ethanol in Chinese hamster lung fibroblasts

H. Hayatsu, S. Arimoto, N. Sumi, 1997, Environmental and molecular mutagenesis.

Inhibition of N-nitrosation of secondary amines in vitro by tea extracts and catechins.

H. Hayatsu, T. Negishi, K. Tanaka, 1998, Mutation research.

Sunlight mutagenesis: changes in mutational specificity during the irradiation of phage M13mp2.

N. Munakata, H. Hayatsu, K. Negishi, 1999, Mutation research.

Iron-chlorophyllin-mediated conversion of 3-hydroxyamino-1-methyl-5H-pyrido[4,3-b]indole (Trp-P-2(NHOH)) into its nitroso derivative.

H. Hayatsu, S. Arimoto-Kobayashi, H. Nakano, 1998, Mutation research.

Somatic cell mutation and photoproduct formation in Drosophila induced by monochromatic UV light in sunlight

Masakatsu Watanabe, O. Nikaido, K. Hieda, 2000 .

The genotoxicity of UVA irradiation in Drosophila melanogaster and the synergistic action of 8-methoxypsoralen and UVA.

H. Hayatsu, T. Negishi, F. Tanabe, 1992, Carcinogenesis.

Synergistic action of N-nitrosodialkylamines and near-UV in the induction of chromosome aberrations in Chinese hamster lung fibroblasts in vitro.

H. Hayatsu, S. Arimoto, N. Sumi, 1995, Mutation research.

Formation of directly mutagenic alpha-hydroxy-N-nitrosopiperidine phosphate ester by near-ultraviolet irradiation of N-nitrosopiperidine in phosphate buffer.

H. Hayatsu, M. Mochizuki, S. Arimoto, 1989, Biochemical and biophysical research communications.

Inhibition of nitrosamine formation in vitro by sorbic acid.

H. Hayatsu, K. Tanaka, T. Kada, 1978, Food and cosmetics toxicology.

Oxidative damage and induced mutations in m13mp2 phage DNA exposed to N-nitrosopyrrolidine with UVA radiation.

Y. Yoshinaga, J. Cadet, T. Douki, 2000, Mutagenesis.

Induced mutations in M13mp2 phage DNA exposed to N‐nitrosopyrrolidine with UVA irradiation

H. Hayatsu, S. Arimoto-Kobayashi, N. Inada, 1999, Environmental and molecular mutagenesis.

A time-course study on the mutagenicity of smoker's urine.

H. Hayatsu, H. Kobayashi, 1984, Gan.

Somatic-cell mutation induced by UVA and monochromatic UV radiation in repair-proficient and -deficient Drosophila melanogaster¶

T. Hara, Masakatsu Watanabe, Keiji Suzuki, 2001, Photochemistry and Photobiology.

A simple and rapid method for analyzing the Monascus pigment-mediated degradation of mutagenic 3-hydroxyamino-1-methyl-5H-pyrido[4,3-b]indole by in-capillary micellar electrokinetic chromatography.

S. Nagai, S. Terabe, H. Hayatsu, 1999, Mutation research.

Mutagenicity of blue rayon extracts of human bile in the Ames test.

J. Araya, H. Hayatsu, K. Yoshida, 1993, Mutation research.

Mutagenicity of N4-aminocytidine and its derivatives in Chinese hamster lung V79 cells. Incorporation of N4-aminocytosine into cellular DNA.

H. Hayatsu, K. Negishi, Y. Kuroda, 1987, Mutation research.

Reaction of sodium hypochlorite with nucleic acids and their constituents.

H. Hayatsu, T Ukita, H Hayatsu, 1971, Chemical & pharmaceutical bulletin.

Enhancing effect of saccharides on the mutagenicity of 2-chloro-4-methylthiobutanoic acid.

H. Hayatsu, S. Arimoto-Kobayashi, S. Kimura, 2000, Mutation research.

Detection of mutagenicity in mussels and their ambient water

H. Hayatsu, S. Kira, M. Ogata, 1989, Bulletin of environmental contamination and toxicology.

Affinity of aromatic compounds having three fused rings to copper phthalocyanine trisulfonate.

H. Hayatsu, S. Arimoto, H. Kobayashi, 1986 .

Blue Cotton — Broad Possibility in Assessing Mutagens/Carcinogens in the Environment

H. Hayatsu, 1990 .

Formation of direct‐acting mutagens from mixtures of N‐nitrosomorpholine and carboxylates by UVA irradiation

H. Hayatsu, S. Arimoto-Kobayashi, 1998, Environmental and molecular mutagenesis.

Superoxide dismutase-mediated reversible conversion of 3-hydroxyamino-1-methyl-5H-pyrido[4,3-b]indole, the N-hydroxy derivative of Trp-P-2, into its nitroso derivative.

H. Hayatsu, T. Katsu, K. Negishi, 1988, Carcinogenesis.

Adsorption of mutagens to cotton bearing covalently bound trisulfo-copper-phthalocyanine.

A. Wakata, H. Hayatsu, H. Kobayashi, 1983, Mutation research.

Protection against Trp-P-2 mutagenicity by purpurin: mechanism of in vitro antimutagenesis.

H. Hayatsu, T. Marczylo, S. Arimoto-Kobayashi, 2000, Mutagenesis.

A short-column technique for concentrating mutagens/carcinogens having polycyclic structures.

H. Hayatsu, S. Arimoto, T. Hayatsu, 1996, Analytical Biochemistry.

A modification of the Ames test procedure: accelerated growth of the His+ revertants.

H. Hayatsu, S. Arimoto, K. Negishi, 1981, Mutation research.

Inhibitory effects of (-)-epigallocatechin gallate on the mutation, DNA strand cleavage, and DNA adduct formation by heterocyclic amines.

K. Okamoto, H. Hayatsu, T. Negishi, 2003, Journal of agricultural and food chemistry.

Protection against Trp-P-2 DNA adduct formation in C57bl6 mice by purpurin is accompanied by induction of cytochrome P450.

H. Hayatsu, T. Marczylo, C. Sugiyama, 2003, Journal of agricultural and food chemistry.

Inhibition of DNA Adduct Formation and Mutagenic Action of 3‐Amino‐l‐methyl‐5H‐pyrido[4,3‐b]indole by Chlorophyllin‐chitosan in rpsL Transgenic Mice

H. Hayatsu, K. Negishi, T. Negishi, 2001, Japanese journal of cancer research : Gann.

Inhibitory effects of beer and other alcoholic beverages on mutagenesis and DNA adduct formation induced by several carcinogens.

H. Hayatsu, M. Takemura, S. Arimoto-Kobayashi, 1999, Journal of agricultural and food chemistry.

Inhibition of 2‐Amino‐3, 8‐dimethylimidazo[4,5‐f]quinoxaline‐mediated DNA‐adduct Formation by Chlorophyllin in Drosophila

H. Hayatsu, T. Negishi, C. Sugiyama, 1996, Japanese journal of cancer research : Gann.

Adsorption of mutagens to chlorophyllin-chitosan, an insoluble form of chlorophyllin.

H. Hayatsu, S. Arimoto-Kobayashi, J. Odō, 1997, Mutation research.

Evaluation of blue-chitin column, blue-rayon hanging, and XAD-resin column techniques for concentrating mutagens from two Japanese rivers.

H. Hayatsu, T. Hayatsu, T. Ohe, 1996, Mutation research.

Inhibitory effect of the ether extract of human feces on activities of mutagens: inhibition by oleic and linoleic acids.

H. Hayatsu, S. Arimoto, M. Makita, 1981, Mutation research.

Mutagenicity of (p-nitrophenyl)adenines in Salmonella typhimurium.

Y. Wataya, A. Matsuda, H. Hayatsu, 1991, Mutation research.

The 5,6-double bond of pyrimidine nucleosides, a fragile site in nucleic acids.

H. Hayatsu, 1996, Journal of biochemistry.

Mutagenicity in the Surface Waters from Rivers in the UK and Japan from 1997 to 2005

H. Hayatsu, G. Lord, S. Arimoto-Kobayashi, 2007 .

The oxygen-mediated reaction between 4-thiouracil derivatives and bi- sulfite. Isolation and characterization of 1-methyluracil 4-thiosulfate as an intermediate in the formation of 1-methyluracil-4-sulfonate.

H. Hayatsu, M. Inoue, 1971, Journal of the American Chemical Society.

Free radical involvement in long wavelength UV light activation of nitrosamines to mutagens

T. Grover, H. Hayatsu, H. Mower, 1986 .

Use of a Derivatized Merrifield Resin for the Polymer-Supported Synthesis of Oligodeoxyribonucleotides

T. Kusama, H. Hayatsu, 1970 .

Inhibition of the mutagenicity of cooked-beef basic fraction by its acidic fraction.

Y. Wataya, H. Ohta, H. Hayatsu, 1981, Mutation research.

Heat production as a cell cycle monitoring parameter.

H. Hayatsu, M. Yamamura, T. Miyamae, 1986, Biochemical and biophysical research communications.

Mutagenicity of smoked, dried bonito products.

H. Hayatsu, K. Kikugawa, T. Kato, 1985, Mutation research.

No effects of chlorophyllin on IQ (2-amino-3-methylimidazo[4,5-f]-quinoline)-genotoxicity and -DNA adduct formation in Drosophila.

H. Hayatsu, T. Negishi, C. Sugiyama, 2004, Biological and Pharmaceutical Bulletin.

Preventive effects of chlorophyllin fixed on chitosan towards DNA adduct formation of 3-amino-1-methyl-5H-pyrido [4,3-b]indole in CDF1 mice.

H. Hayatsu, S. Arimoto-Kobayashi, C. Sugiyama, 2002, Biological and Pharmaceutical Bulletin.

Ubiquitous presence of mutagenic and antimutagenic components in air-borne particulates of two Japanese cities.

H. Hayatsu, M. Koyano, S. Goto, 1994, Mutation research.

The enhancing effect of cysteine and its derivatives on the mutagenic activities of the tryptophan-pyrolysis products, Trp-P-1 and Trp-P-2.

H. Hayatsu, T. Negishi, 1979, Biochemical and biophysical research communications.

Measurement of a time-weighted average concentration of polycyclic aromatic hydrocarbons in seawater: An improved procedure of blue rayon hanging technique for monitoring benzo(a)pyrene

H. Hayatsu, S. Kira, Y. Nogami, 1998 .

A simple technique for monitoring mutagenicity and benzo(a)pyrene content in mussels and their ambient water

K. Taketa, H. Hayatsu, S. Kira, 1995 .

Detection of waterborne mutagens and characterization of chemicals in selected galveston sites after an oil spill

K. Taketa, T. L. Holliday, C. S. Giam, 1994, Bulletin of environmental contamination and toxicology.

Studies on polynucleotides, XLIX. Stimulation of the binding of aminoacyl-sRNA's to ribosomes by ribotrinucleotides and a survey of codon assignments for 20 amino acids.

H. Khorana, D. Söll, E. Ohtsuka, 1965, Proceedings of the National Academy of Sciences of the United States of America.

HAM1, the gene controlling 6‐N‐hydroxylaminopurine sensitivity and mutagenesis in the yeast Saccharomyces cerevisiae

V. Noskov, S. Kozmin, H. Hayatsu, 1996, Yeast.

The Interactions between Bisulfite and Amino Acids. The Formation of Methionine Sulfoxide from Methionine in the Presence of Oxygen

H. Hayatsu, M. Inoue, 1971 .

A simple method for monitoring mutagenicity of river water. Mutagens in Yodo river system, Kyoto-Osaka

H. Hayatsu, H. Sakamoto, Hikoya Hayatsu, 1990, Bulletin of environmental contamination and toxicology.

Chemistry of bisulfite genomic sequencing; advances and issues.

H. Hayatsu, K. Negishi, Katsumi Tsuji, 2007, Nucleic Acids Symposium Series.

DNA methylation analysis: speedup of bisulfite-mediated deamination of cytosine in the genomic sequencing procedure

H. Hayatsu, K. Negishi, M. Shiraishi, 2004, Proceedings of the Japan Academy. Series B, Physical and Biological Sciences.

Blockage of polymerase-catalyzed DNA chain elongation by chemically modified cytosine residues in templates and the release of blockage for readthrough.

T. Bessho, H. Hayatsu, K. Negishi, 1992, Nucleic acids research.

Effects on bacteriophage λ of free radicals generated by autooxidation of bisulfite

H. Hayatsu, I. Kudo, A. Miura, 1977 .

A sensitive assay for mutagenic activity of N-nitrosamines and its use for detection of modulators of the mutagenicity.

H. Hayatsu, T. Negishi, Y. Ohara, 1982, IARC scientific publications.

Cellular energy dependent agglutination of rat ascites tumor cells mediated by concanavalin A and Ricinus communis agglutinin.

I. Kaneko, H. Hayatsu, H. Satoh, 1975, Biochimica et biophysica acta.

Specificity of sRNA for Recognition of Codons as Studied by the Ribosomal Binding Technique

H. Khorana, D. Söll, E. Ohtsuka, 1989 .

Research on pancreatic ribonuclease. Property of lyxo-uridine 2', 3'-cyclic phosphate as a substrate of ribonuclease-IA.

K. Waku, H. Hayatsu, T. Ukita, 1961, Journal of Biochemistry (Tokyo).

The presence of 2-amino-3,8-dimethylimidazo[4,5-f]quinoxaline in smoked dry bonito (katsuobushi).

T. Kato, H. Hayatsu, K. Kikugawa, 1986, Japanese journal of cancer research : Gann.

Improved Blue Rayon Hanging Technique That Can Measure a Time-Weighted Average Concentration of Benzo(a)pyrene in Sea Water

H. Hayatsu, S. Kira, Y. Nogami, 1997, Bulletin of environmental contamination and toxicology.