Suppressing effect of Lactobacillus casei administration on the urinary mutagenicity arising from ingestion of fried ground beef in the human

Hikoya Hayatsu, Toshiko Hayatsu

Cancer Letters

Lactobacillus Casei AdministrationMicrobial HazardMicrobial ContaminationFoodborne IllnessUrinary Mutagenicity +9

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

Hikoya Hayatsu, Takanori Oka, Akihiro Wakata, +4

Mutation Research Letters

Chemical EngineeringEngineeringBioremediationBio-based SorbentAdsorption

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

Kuniyuki Tanaka, Toshiko Hayatsu, Tomoe Negishi, +1

Mutation Research/Genetic Toxicology and Environmental Mutagenesis

Tea ExtractsMedicinal ChemistryBiochemistryReactive Nitrogen SpecieMedicine +7

Identification of mutagenic heterocyclic amines (IQ, Trp-P-1 and AαC) in the water of the Danube River

Hiroyuki Kataoka, Toshiko Hayatsu, Gerhard Hietsch, +4

Mutation Research/Genetic Toxicology and Environmental Mutagenesis

Environmental ChemistryDanube RiverEngineeringEnvironmental EngineeringWater Quality +6

Fecal mutagenicity arising from ingestion of fried ground beef in the human

Hikoya Hayatsu, Toshiko Hayatsu, Yusuke Wataya, +1

Mutation Research Letters

Dietary ExposurePathogenesisForensic ToxicologyFood ContaminantFried Ground Beef +9

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

Hikoya Hayatsu, Yukari Matsui, Yoshiko Ohara, +2

PubMed

Cooked Ground BeefCommercial Beef ExtractFood AnalysisMutagenic ComponentsFood Contaminant +16

Mutagenicity of human urine caused by ingestion of fried ground beef.

Hikoya Hayatsu, Toshiko Hayatsu, Yoshiko Ohara

PubMed

Dietary ExposureFood ContaminantFried Ground BeefMeat QualityFood Toxicology +16

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

Hikoya Hayatsu, Keiko Inoue, Hiroko Ohta, +5

Mutation Research Letters

Food ChemistryBiochemistryMedicineFood AnalysisCooked-beef Basic Fraction +10

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

Hiroshi Sakamoto, Takeshi Ohe, Toshiko Hayatsu, +1

Mutation Research/Genetic Toxicology

Blue-chitin ColumnEnvironmental EngineeringJapanese RiversBlue-rayon HangingWater Treatment +4

A Short-Column Technique for Concentrating Mutagens/Carcinogens Having Polycyclic Structures

Hikoya Hayatsu, Toshiko Hayatsu, Sakae Arimoto, +1

Analytical Biochemistry

Oncogenic AgentDrug DiscoveryShort-column TechniqueBiomolecular EngineeringMutagenesis