Latest Update：2026/03/24 10:41:05

OKAMURA Kazuyuki

Researcher Name: OKAMURA Kazuyuki

Div (Section) name/title: Health and Environmental Risk Division（Molecular Pathology Section）／Senior Researcher

Research Subject: Clarification of the mechanisms of diseases induction by environmental exposure especially focused on cellular senescence and transgenerational epigenetic inheritance

Degree(s): Doctor of Philosophy in Environmental Studies

Professional Qualification(s): Biochemistry,Science,Medicine

Environmental Speciality Field: toxicology,chemical substance,Hygiene

Keyword(s): epigenetics,cellular senescence,arsenic,transgenerational effect,tumor

Membership of Academic Society: The Japanese Society for Hygiene,The Japanese Cancer Association,The Molecular Biology Society of Japan,The Japanese Society for Epigenetics,The Japanese Society for DOHaD,Japanese Society of Immunotoxicology,The Japanese Society of Toxicology,Society for Senescence-Accelerated Mouse (SAM) Research

Research Subject

Fiscal Year: 2025
- 27216 : Research project on the health hazard assessment considering the real-life environment and vulnerability
- 27382 : Basic research on the effects of environmental factors on the onset/progression of diseases
- 27425 : Search for molecular targets to eliminate senescent cells induced by arsenic exposure
- 27426 : Experimental study of the effects of LED light control on sleep and lifespan
Fiscal Year: 2024
- 26829 : Research project on the health hazard assessment considering the real-life environment and vulnerability
- 26966 : Basic research on the effects of environmental factors on the onset/progression of diseases
- 26988 : Elucidation of the mechanisms of arsenic-induced cardiometabolic diseases
- 26989 : Search for molecular targets to eliminate senescent cells induced by arsenic exposure
- 26990 : Experimental study of the effects of LED light control on sleep and lifespan
- 27019 : Analysis of mechanism of DNA methylation changes in next-generation sperm genome induced by gestational arsenic exposure
Fiscal Year: 2023
- 26420 : Research project on the health hazard assessment considering the real-life environment and vulnerability
- 26514 : Elucidation of the mechanisms of arsenic-induced cardiometabolic diseases
- 26516 : Search for molecular targets to eliminate senescent cells induced by arsenic exposure
- 26517 : Experimental study of the effects of LED light control on sleep and lifespan
- 26551 : Basic research on the effects of environmental factors on the onset/progression of diseases
- 26659 : Analysis of mechanism of DNA methylation changes in next-generation sperm genome induced by gestational arsenic exposure
Fiscal Year: 2022
- 25973 : Research project on the health hazard assessment considering the real-life environment and vulnerability
- 26083 : Basic research on the effects of environmental factors on the onset/progression of diseases
- 26135 : Elucidation of the mechanism of liver carcinogenesis via premature senescence of hepatocytes induced by arsenite exposure
- 26136 : Elucidation of the mechanisms of arsenic-induced cardiometabolic diseases
- 26220 : Analysis of mechanism of DNA methylation changes in next-generation sperm genome induced by gestational arsenic exposure
Fiscal Year: 2021
- 25517 : Research on the health hazard assessment considering the real-life environment and vulnerability
- 25738 : Basic research on the effects of environmental factors on the onset/progression of diseases
- 25741 : Elucidation of the mechanism of liver carcinogenesis via premature senescence of hepatocytes induced by arsenite exposure
- 25801 : Analysis of mechanism of DNA methylation changes in next-generation sperm genome induced by gestational arsenic exposure
- 25936 : Elucidation of the mechanisms of arsenic-induced cardiometabolic diseases
Fiscal Year: 2020
- 25099 : Research Program on Health and Environmental Safety
- 25141 : Research Project on Health Impacts of Chemicals on Children and Future Generations
- 25196 : Project for the Promotion of Environmental Genomics Studies
- 25250 : Studies on the Effects of Environmental Factors on the Onset/progression of Diseases
- 25277 : Inheritance of environmental impacts on DNA methylation through sperm to the next generation embryos
Fiscal Year: 2019
- 24696 : Research Program on Health and Environmental Safety
- 24721 : Research Project on Health Impacts of Chemicals on Children and Future Generations
- 24837 : Identification of sperm small RNAs involved in multigenerational health effects of environmental chemicals
- 24838 : Inheritance of environmental impacts on DNA methylation through sperm to the next generation embryos
- 24858 : Project for the Promotion of Environmental Genomics Studies
- 24891 : Studies on the Effects of Environmental Factors on the Onset/progression of Diseases
- 24955 : Investigation of the mechanisms of arsenic-induced carcinogenesis via cellular senescence of fibroblast
Fiscal Year: 2018
- 24304 : Research project on health impacts of chemicals on children and future generations
- 24355 : Research program on health and environmental safety
- 24446 : Project for The Promotion of Environmental Genomics studies
- 24455 : Identification of sperm small RNAs involved in multigenerational health effects of environmental chemicals
- 24498 : Investigation of the mechanisms of arsenic-induced carcinogenesis via cellular senescence of fibroblast
- 24504 : Studies on the effects of environmental factors on the onset/progression of diseases
Fiscal Year: 2017
- 23824 : Research project on health impacts of chemicals on children and future generations
- 23847 : Research program on health and environmental safety
- 23948 : Studies on the effects of environmental factors on the onset/progression of diseases
- 23967 : Identification of sperm small RNAs involved in multigenerational health effects of environmental chemicals
- 23970 : Project for The Promotion of Environmental Genomics studies
- 24016 : The involvement of cellular senescence in hepatic tumors that increase through multiple generations by gestational arsenite exposure
Fiscal Year: 2016
- 23414 : Research program on health and environmental safety
- 23415 : Research project on health impacts of chemicals on children and future generations
- 23484 : Project for The Promotion of Environmental Genomics studies
- 23558 : Studies on the effects of environmental factors on the onset/progression of diseases
- 23593 : Studies on epimutations that are involved in the transgenerational effects of environmental chemicals in mice
- 23594 : Genome-wide DNA methylation analysis of sperm to explore the mechanism of hepatic tumor augmentation in the F2 by gestational arsenite exposure of F0 pregnant female
- 23661 : The involvement of cellular senescence in hepatic tumors that increase through multiple generations by gestational arsenite exposure
Fiscal Year: 2015
- 23018 : Mechanism and evaluation system of the developmental health effects of environmental factors
- 23256 : Studies on multigenerational late-onset effects of environmental chemicals
- 23257 : Studies on epimutations that are involved in the transgenerational effects of environmental chemicals in mice
- 23258 : Genome-wide DNA methylation analysis of sperm to explore the mechanism of hepatic tumor augmentation in the F2 by gestational arsenite exposure of F0 pregnant female
- 23259 : The involvement of cellular senescence in hepatic tumors that increase through multiple generations by gestational arsenite exposure
- 23277 : Establishment of an international cooperation for promoting arsenic research
Fiscal Year: 2014
- 22606 : Mechanism and evaluation system of the developmental health effects of environmental factors
- 22719 : Studies on multigenerational late-onset effects of environmental chemicals
- 22721 : Studies on epimutations that are involved in the transgenerational effects of environmental chemicals in mice
- 22722 : Establishment of an international cooperation for promoting arsenic research
Fiscal Year: 2013
- 22190 : Mechanism and evaluation system of the developmental health effects of environmental factors
- 22507 : Studies on multigenerational late-onset effects of environmental chemicals
Fiscal Year: 2012
- 21761 : Mechanism and evaluation system of the developmental health effects of environmental factors
- 21986 : Studies of factors contributing to the regulation of epigenetics
Fiscal Year: 2011
- 21480 : Studies of factors contributing to the regulation of epigenetics
- 21481 : Studies on the mechanism of transcription factor dependent effects of environmental chemicals

View all

Research Result (Publication)

Original Paper

Acquired sperm hypomethylation by gestational arsenic exposure is re-established in both the paternal and maternal genomes of post-epigenetic reprogramming embryos

Presenter : Nohara K., Suzuki T., Okamura K., Kawai T., Nakabayashi K.
Title : , Epigenetics & Chromatin (2025)
Original Paper

Characteristics of Global Methylation Changes in F1 Mice Sperm DNA Induced by Gestational Arsenic Exposure Are Re-Established in F2 Somatic Cells but Not in F2 Germ Cells

Presenter : Suzuki T., Okamura K., Nohara K.
Title : , Genes to Cells, 30(3):e70022 (2025)
Original Paper

Arsenite exposure induces premature senescence and senescence-associated secretory phenotype (SASP) in human hepatocyte-derived cell line Huh-7

Presenter : Okamura K., Sato M., Suzuki T., Nohara K.
Title : , Environmental Health and Preventive Medicine (2024)
Original Paper

Potential differences in chitin synthesis ability cause different sensitivities to diflubenzuron among three strains of Daphnia magna

Presenter : KATO K., Okamura K., Hiki K., Kintsu H., Nohara K., Yamagishi T., Nakajima N., Watanabe H., Yamamoto H.
Title : , Aquatic Toxicology, 243(106071): (2022)
Original Paper

Inorganic arsenic exposure-induced premature senescence and senescence-associated secretory phenotype (SASP) in human hepatic stellate cells

Presenter : Okamura K., Sato M., Suzuki T., Nohara K.
Title : , Toxicology and Applied Pharmacology, 454: (2022)
Original Paper

Identification by TCGA database search of five genes that are aberrantly expressed and involved in hepatocellular carcinoma potentially via DNA methylation changes

Presenter : Matsushita J., Suzuki T., Okamura K., Ichihara G., Nohara K.
Title : , Environmental Health and Preventive Medicine, 25: (2020)
Original Paper

Gestational arsenite exposure augments hepatic tumors of C3H mice by promoting senescence in F1 and F2 offspring via different pathways

Presenter : Okamura K., Suzuki T., Nohara K.
Title : , Toxicology and Applied Pharmacology (2020)
Original Paper

Gestational arsenic exposure and paternal intergenerational epigenetic inheritance.

Presenter : Nohara K., Suzuki T., Okamura K.
Title : , Toxicol Appl Pharmacol (2020)
Original Paper

Gestational arsenic exposure induces site-specific DNA hypomethylation in active retrotransposon subfamilies in offspring sperm in mice

Presenter : Nohara K., Nakabayashi K., Okamura K., Suzuki T., Suzuki S., Hata K.
Title : , Epigenetics & Chromatin, 13(53): (2020)
Review

Arsenic Exposure and Reproductive Toxicity

Presenter : Udagawa O., Okamura K., Suzuki T., Nohara K.
Title : , Arsenic Contamination in Asia. Current Topics in Environmental Health and Preventive Medicine. Springer, Singapore, 29-42 (2019)
Original Paper

DNA methylation changes involved in the tumor increase in F2 males born to gestationally arsenite-exposed F1 male mice

Presenter : Okamura K., Nakabayashi K., Kawai T., Suzuki T., Sano T., Hata K., Nohara K.
Title : , Cancer Science, 110:2629-2642 (2019)
Original Paper

The DNA methylation profile of liver tumors in C3H mice and identification of differentially methylated regions involved in the regulation of tumorigenic genes

Presenter : Matsushita J., Okamura K., Nakabayashi K, Suzuki T., Horibe Y., Kawai T., Sakurai T., Yamashita S., Higami Y., Ichihara G., Hata K., Nohara K.
Title : , BMC Cancer, 18:317 (2018)
Review

Tumor-augmenting effects of gestational arsenic exposure on F1 and F2 in mice

Presenter : Nohara K., Suzuki T., Okamura K., Matsushita J., Takumi S.
Title : , Genes and Environment, 39(3): (2017)
Original Paper

Long-term arsenite exposure induces premature senescence in B cell lymphoma A20 cells

Presenter : Okamura K., Nohara K.
Title : , Archives of Toxicology, 90(4):793-803 (2016)
Original Paper

Augmenting effects of gestational arsenite exposure of C3H mice on the hepatic tumors of the F2 male offspring via the F1 male offspring

Presenter : Nohara K., Okamura K., Suzuki T., Murai H., Michikawa T., Ito T., Shinjo K., Takumi S., Kondo Y., Hata K.
Title : , Journal of Applied Toxicology, 36(1):105-112 (2015)
Original Paper

The effect of a methyl-deficient diet on the global DNA methylation and the DNA methylation regulatory pathways

Presenter : Takumi S., Okamura K., Yanagisawa H., Sano T., Kobayashi Y., Nohara K.
Title : , Journal of Applied Toxicology, 760:1550-1556 (2014)
Original Paper

Inorganic arsenic exposure induces E2F-dependent G0/G1 arrest via an increase in retinoblastoma family protein p130 in B-cell lymphoma A20 cells.

Presenter : Okamura K., Miki D., Nohara K.
Title : , Genes to Cells, 18(10):839-849 (2013)
Original Paper

Late-onset Increases in Oxidative Stress and Other Tumorigenic Activities and Tumors With a Ha-ras Mutation in the Liver of Adult Male C3H Mice Gestationally Exposed to Arsenic

Presenter : Nohara K., Tateishi Y., Suzuki T., Okamura K., Murai H., Takumi S., Maekawa F., Nishimura N., Kobori M., Ito T.
Title : , Toxicological Sciences, 129:293-304 (2012)

View all

Acquired sperm hypomethylation by gestational arsenic exposure is re-established in both the paternal and maternal genomes of post-epigenetic reprogramming embryos

Presenter : Nohara K., Suzuki T., Okamura K., Kawai T., Nakabayashi K.
Title : , Epigenetics & Chromatin (2025)
Characteristics of Global Methylation Changes in F1 Mice Sperm DNA Induced by Gestational Arsenic Exposure Are Re-Established in F2 Somatic Cells but Not in F2 Germ Cells

Presenter : Suzuki T., Okamura K., Nohara K.
Title : , Genes to Cells, 30(3):e70022 (2025)
Arsenite exposure induces premature senescence and senescence-associated secretory phenotype (SASP) in human hepatocyte-derived cell line Huh-7

Presenter : Okamura K., Sato M., Suzuki T., Nohara K.
Title : , Environmental Health and Preventive Medicine (2024)
Potential differences in chitin synthesis ability cause different sensitivities to diflubenzuron among three strains of Daphnia magna

Presenter : KATO K., Okamura K., Hiki K., Kintsu H., Nohara K., Yamagishi T., Nakajima N., Watanabe H., Yamamoto H.
Title : , Aquatic Toxicology, 243(106071): (2022)
Inorganic arsenic exposure-induced premature senescence and senescence-associated secretory phenotype (SASP) in human hepatic stellate cells

Presenter : Okamura K., Sato M., Suzuki T., Nohara K.
Title : , Toxicology and Applied Pharmacology, 454: (2022)
Identification by TCGA database search of five genes that are aberrantly expressed and involved in hepatocellular carcinoma potentially via DNA methylation changes

Presenter : Matsushita J., Suzuki T., Okamura K., Ichihara G., Nohara K.
Title : , Environmental Health and Preventive Medicine, 25: (2020)
Gestational arsenite exposure augments hepatic tumors of C3H mice by promoting senescence in F1 and F2 offspring via different pathways

Presenter : Okamura K., Suzuki T., Nohara K.
Title : , Toxicology and Applied Pharmacology (2020)
Gestational arsenic exposure and paternal intergenerational epigenetic inheritance.

Presenter : Nohara K., Suzuki T., Okamura K.
Title : , Toxicol Appl Pharmacol (2020)
Gestational arsenic exposure induces site-specific DNA hypomethylation in active retrotransposon subfamilies in offspring sperm in mice

Presenter : Nohara K., Nakabayashi K., Okamura K., Suzuki T., Suzuki S., Hata K.
Title : , Epigenetics & Chromatin, 13(53): (2020)
DNA methylation changes involved in the tumor increase in F2 males born to gestationally arsenite-exposed F1 male mice

Presenter : Okamura K., Nakabayashi K., Kawai T., Suzuki T., Sano T., Hata K., Nohara K.
Title : , Cancer Science, 110:2629-2642 (2019)
The DNA methylation profile of liver tumors in C3H mice and identification of differentially methylated regions involved in the regulation of tumorigenic genes

Presenter : Matsushita J., Okamura K., Nakabayashi K, Suzuki T., Horibe Y., Kawai T., Sakurai T., Yamashita S., Higami Y., Ichihara G., Hata K., Nohara K.
Title : , BMC Cancer, 18:317 (2018)
Long-term arsenite exposure induces premature senescence in B cell lymphoma A20 cells

Presenter : Okamura K., Nohara K.
Title : , Archives of Toxicology, 90(4):793-803 (2016)
Augmenting effects of gestational arsenite exposure of C3H mice on the hepatic tumors of the F2 male offspring via the F1 male offspring

Presenter : Nohara K., Okamura K., Suzuki T., Murai H., Michikawa T., Ito T., Shinjo K., Takumi S., Kondo Y., Hata K.
Title : , Journal of Applied Toxicology, 36(1):105-112 (2015)
The effect of a methyl-deficient diet on the global DNA methylation and the DNA methylation regulatory pathways

Presenter : Takumi S., Okamura K., Yanagisawa H., Sano T., Kobayashi Y., Nohara K.
Title : , Journal of Applied Toxicology, 760:1550-1556 (2014)
Inorganic arsenic exposure induces E2F-dependent G0/G1 arrest via an increase in retinoblastoma family protein p130 in B-cell lymphoma A20 cells.

Presenter : Okamura K., Miki D., Nohara K.
Title : , Genes to Cells, 18(10):839-849 (2013)
Late-onset Increases in Oxidative Stress and Other Tumorigenic Activities and Tumors With a Ha-ras Mutation in the Liver of Adult Male C3H Mice Gestationally Exposed to Arsenic

Presenter : Nohara K., Tateishi Y., Suzuki T., Okamura K., Murai H., Takumi S., Maekawa F., Nishimura N., Kobori M., Ito T.
Title : , Toxicological Sciences, 129:293-304 (2012)

View all

Arsenic Exposure and Reproductive Toxicity

Presenter : Udagawa O., Okamura K., Suzuki T., Nohara K.
Title : , Arsenic Contamination in Asia. Current Topics in Environmental Health and Preventive Medicine. Springer, Singapore, 29-42 (2019)
Tumor-augmenting effects of gestational arsenic exposure on F1 and F2 in mice

Presenter : Nohara K., Suzuki T., Okamura K., Matsushita J., Takumi S.
Title : , Genes and Environment, 39(3): (2017)

View all

Research Result (Presentation)

Research Presentation

Epigenetic Inheritance of Health Effects by Gestational Exposure to Environmental Chemicals

Presenter : Nohara K., Suzuki T., Okamura K., Tin-Tin-Win-Shwe
Name of Society : 1st International Conference: Environmental Pollution and Health Impact on Future Generation in Asian countries (EPHIF2023) (2023)
Name of Proceedings : Abstracts
Research Presentation

Arsenite exposure induces premature senescence in fibroblasts and its association of tumorigenesis

Presenter : Okamura K., Suzuki T., Nohara K.
Name of Society : SOT 62nd Annual Meeting (2023)
Name of Proceedings : Abstracts, 3387
Research Presentation

Rising global health issue regarding arsenic contamination: gestational arsenic exposure impacts on neuroimmune markers and anxiety in F1 offspring

Presenter : Chaw Kyi Tha Thu, Soe-Minn Htway, Suzuki T., Okamura K., Nohara K., Tin-Tin-Win-Shwe
Name of Society : 5th International Conference on Tropical Medicine and Infectious Diseases (2022)
Name of Proceedings : Abstracts, EP549
Research Presentation

Novel DNA methylation changes induced by gestational arsenite exposure in hepatic tumors in F2 mice

Presenter : Okamura K., Nakabayashi K., Horibe Y., Kawai T., Suzuki T., Hata K., Nohara K.
Name of Society : The 5th Annual Meeting of the Japan Society for Developmental Origins of Health and Disease (2016)
Name of Proceedings : Abstracts, 5(1):41
Research Presentation

DNA methylation changes in hepatic normal tissues and tumor tissues in gestationally arsenite-exposed F2 mice

Presenter : Okamura K., Nohara K.
Name of Society : The 75th Annual Meeting of the Japanese Cancer Association (2016)
Name of Proceedings : Abstracts, 95
Research Presentation

Long-term arsenite exposure induces premature senescence via DNA damage accumulation in mouse B lymphoma cell line A20 cells

Presenter : Okamura K., Nohara K.
Name of Society : 44th Myanmar Health Research Congress (2016)
Name of Proceedings : Abstracts, 85
Research Presentation

The Effects of Gestational Arsenite Exposure on the F2 Generation: Role of Epigenetics

Presenter : Nohara K., Okamura K., Suzuki T., Hatada I, Hata K
Name of Society : Society of Toxicology 54th Annual Meeting (2015)
Name of Proceedings : Abstracts, 523
Research Presentation

Gestational Arsenic Exposure Affects Gene Expression in the Kidney and Lung in the F1 and F2 Mice

Presenter : Takumi S, Okamura K., Suzuki T., Hano H, Nohara K., Yanagisawa H
Name of Society : Society of Toxicology 54th Annual Meeting (2015)
Name of Proceedings : Abstracts, 422
Research Presentation

Maternal Arsenic Exposure of C3H Mice Increases Hepatic Tumor with an Activating Mutation in the Oncogene Ha-ras in the F2 Generation

Presenter : Nohara K., Okamura K., Suzuki T., Murai H., Ito T., Shinjo K., Kondo Y.
Name of Society : SOCIETY OF TOXICOLOGY 53rd Annual Meeting (2014)
Name of Proceedings : Abstracts
Research Presentation

Arsenite Exposure-Induced Lymphocytes G0/G1 Arrest Is Attributable to p130 Accumulation via p16 Increase

Presenter : Okamura K., Nohara K.
Name of Society : SOCIETY OF TOXICOLOGY 53rd Annual Meeting (2014)
Name of Proceedings : Abstracts
Research Presentation

The Effects of Gestational Inorganic Arsenic Exposure in the Offspring and Future Generations

Presenter : Nohara K., Suzuki T., Takumi S., Okamura K., Maekawa F.
Name of Society : NIES Arsenic Workshop 2013 (2013)
Name of Proceedings : Abstracts, 15
Research Presentation

Late increases in tumorigenic stress and tumors with a Ha-ras mutation in the liver of adult male C3H mice gestationally exposed to arsenic

Presenter : Nohara K., Suzuki T., Tateishi Y., Okamura K., Murai H., Takumi S., Maekawa F., Nishimura N., Ito T.
Name of Society : Prenatal Programming and Toxicity（PPTOX）? Meeting (2012)
Name of Proceedings : Abstracts
Research Presentation

Late-onset gene expression changes in the livers of male C3H mice maternally exposed to arsenic: Implications for an increase in hepatic tumor incidence

Presenter : Nohara K., Tateishi Y., Suzuki T., Murai H., Takumi S., Okamura K., Maekawa f. , Nishimura N., Ito T.
Name of Society : SOCIETY OF TOXICOLOGY 51st Annual Meeting (2012)
Name of Proceedings : Abstracts of SOCIETY OF TOXICOLOGY 51st Annual Meeting

View all

Epigenetic Inheritance of Health Effects by Gestational Exposure to Environmental Chemicals

Presenter : Nohara K., Suzuki T., Okamura K., Tin-Tin-Win-Shwe
Name of Society : 1st International Conference: Environmental Pollution and Health Impact on Future Generation in Asian countries (EPHIF2023) (2023)
Name of Proceedings : Abstracts
Novel DNA methylation changes induced by gestational arsenite exposure in hepatic tumors in F2 mice

Presenter : Okamura K., Nakabayashi K., Horibe Y., Kawai T., Suzuki T., Hata K., Nohara K.
Name of Society : The 5th Annual Meeting of the Japan Society for Developmental Origins of Health and Disease (2016)
Name of Proceedings : Abstracts, 5(1):41
DNA methylation changes in hepatic normal tissues and tumor tissues in gestationally arsenite-exposed F2 mice

Presenter : Okamura K., Nohara K.
Name of Society : The 75th Annual Meeting of the Japanese Cancer Association (2016)
Name of Proceedings : Abstracts, 95
The Effects of Gestational Arsenite Exposure on the F2 Generation: Role of Epigenetics

Presenter : Nohara K., Okamura K., Suzuki T., Hatada I, Hata K
Name of Society : Society of Toxicology 54th Annual Meeting (2015)
Name of Proceedings : Abstracts, 523
Arsenite Exposure-Induced Lymphocytes G0/G1 Arrest Is Attributable to p130 Accumulation via p16 Increase

Presenter : Okamura K., Nohara K.
Name of Society : SOCIETY OF TOXICOLOGY 53rd Annual Meeting (2014)
Name of Proceedings : Abstracts
The Effects of Gestational Inorganic Arsenic Exposure in the Offspring and Future Generations

Presenter : Nohara K., Suzuki T., Takumi S., Okamura K., Maekawa F.
Name of Society : NIES Arsenic Workshop 2013 (2013)
Name of Proceedings : Abstracts, 15
Arsenite exposure induces premature senescence in fibroblasts and its association of tumorigenesis

Presenter : Okamura K., Suzuki T., Nohara K.
Name of Society : SOT 62nd Annual Meeting (2023)
Name of Proceedings : Abstracts, 3387
Rising global health issue regarding arsenic contamination: gestational arsenic exposure impacts on neuroimmune markers and anxiety in F1 offspring

Presenter : Chaw Kyi Tha Thu, Soe-Minn Htway, Suzuki T., Okamura K., Nohara K., Tin-Tin-Win-Shwe
Name of Society : 5th International Conference on Tropical Medicine and Infectious Diseases (2022)
Name of Proceedings : Abstracts, EP549
Long-term arsenite exposure induces premature senescence via DNA damage accumulation in mouse B lymphoma cell line A20 cells

Presenter : Okamura K., Nohara K.
Name of Society : 44th Myanmar Health Research Congress (2016)
Name of Proceedings : Abstracts, 85
Gestational Arsenic Exposure Affects Gene Expression in the Kidney and Lung in the F1 and F2 Mice

Presenter : Takumi S, Okamura K., Suzuki T., Hano H, Nohara K., Yanagisawa H
Name of Society : Society of Toxicology 54th Annual Meeting (2015)
Name of Proceedings : Abstracts, 422
Maternal Arsenic Exposure of C3H Mice Increases Hepatic Tumor with an Activating Mutation in the Oncogene Ha-ras in the F2 Generation

Presenter : Nohara K., Okamura K., Suzuki T., Murai H., Ito T., Shinjo K., Kondo Y.
Name of Society : SOCIETY OF TOXICOLOGY 53rd Annual Meeting (2014)
Name of Proceedings : Abstracts
Late increases in tumorigenic stress and tumors with a Ha-ras mutation in the liver of adult male C3H mice gestationally exposed to arsenic

Presenter : Nohara K., Suzuki T., Tateishi Y., Okamura K., Murai H., Takumi S., Maekawa F., Nishimura N., Ito T.
Name of Society : Prenatal Programming and Toxicity（PPTOX）? Meeting (2012)
Name of Proceedings : Abstracts
Late-onset gene expression changes in the livers of male C3H mice maternally exposed to arsenic: Implications for an increase in hepatic tumor incidence

Presenter : Nohara K., Tateishi Y., Suzuki T., Murai H., Takumi S., Okamura K., Maekawa f. , Nishimura N., Ito T.
Name of Society : SOCIETY OF TOXICOLOGY 51st Annual Meeting (2012)
Name of Proceedings : Abstracts of SOCIETY OF TOXICOLOGY 51st Annual Meeting

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OKAMURA Kazuyuki

Research Subject

Fiscal Year: 2025

Fiscal Year: 2024

Fiscal Year: 2023

Fiscal Year: 2022

Fiscal Year: 2021

Fiscal Year: 2020

Fiscal Year: 2019

Fiscal Year: 2018

Fiscal Year: 2017

Fiscal Year: 2016

Fiscal Year: 2015

Fiscal Year: 2014

Fiscal Year: 2013

Fiscal Year: 2012

Fiscal Year: 2011

Research Result (Publication)

Research Result (Presentation)