Zobrazeno 1 - 10
of 97
pro vyhledávání: '"Hidesuke Shimizu"'
Autor:
Hidesuke Shimizu, Yoko Eitaki, Kenji Ando, Akihiro Araki, Ichiro Higashikubo, Haruhiko Sakurai, Heihachiro Arito
Publikováno v:
Industrial Health
This study aimed to evaluate personal exposures of 27 workers to indium compounds as “total” dust and its “respirable” fraction in their breathing zones at 3 Japanese indium plants. Eight-hour time-weighted average (TWA) indium concentrations
Autor:
Haruhiko Sakurai, Ichiro Higashikubo, Heihachiro Arito, Kenji Ando, Akihiro Araki, Hidesuke Shimizu
Publikováno v:
Journal of Occupational Health
Objectives This study aimed to assess workers' exposure to indium and its compounds in 55 indium-handling operations among 13 Japanese plants. The surveyed plants were selected from indium-manufacturing plants whose annual indium production exceeded
Publikováno v:
Journal of Occupational Health
Objectives: The purpose of this research was to develop a method for monitoring personal exposure to benzyl violet 4B (BV) and direct blue 15 (DB) in workplace air for risk assessment. Methods: We evaluated the utility of the proposed method by exami
Autor:
Masami Furuuchi, Mitsuhiko Hata, Rizki Andre Handika, Hidesuke Shimizu, Amin Muhammad, Suthida Piriyakarnsakul, Toshihiro Kawamoto, Thunyapat Thongyen, Ichiro Higashikubo
Publikováno v:
Aerosol and Air Quality Research. 21:200606
For the appropriate hygienic management of workplaces where workers handled nano-TiO2 products, the status of the personal exposure of workers to respirable dust (PM4) and nanoparticles (PM0.1) was investigated. Using a cyclone sampler for PM4 and a
Autor:
Hidesuke Shimizu, Yoko Eitaki, Haruhiko Sakurai, Akihiro Araki, Kenji Ando, Heihachiro Arito, Ichiro Higashikubo
Publikováno v:
Industrial Health
This study quantitatively assessed personal exposure of 86 workers to indium compounds as total dust at 11 Japanese indium plants. The personal exposures to indium concentrations in the breathing zone during an 8 h work-shift were determined by ICP-M
Autor:
Yoshiko Seki, Shingo Yogosawa, Hidesuke Shimizu, Shota Takumi, Machi Suka, Hiroyuki Yanagisawa
Publikováno v:
Mutation research. Genetic toxicology and environmental mutagenesis. 834
The present study was designed to examine genotoxicity induced by 10–40 nm zinc oxide (ZnO) nanoparticles using the in vitro system. The frequency of micronuclei was significantly increased in a dose-dependent manner when cultured Chinese hamster l
Publikováno v:
SANGYO EISEIGAKU ZASSHI. 56:268-274
Objectives The aim of this survey was to clarify the current status of the use of respirators among dust workers in outdoor working environments. Methods The participants were 38 male workers exposed to dust, who were engaged in arc welding or quarry
Publikováno v:
Quarterly Report of RTRI. 47:6-11
Autor:
Hidesuke Shimizu, Toru Matsudaira, Hayato Yoshioka, Yoshimitsu Toyama, Yuji Suzuki, Yuichi Miyakoshi
Publikováno v:
Genes and Environment. 28:123-126
Epidemiological studies suggest that exposure to environmental and occupational electromagnetic fields (EMFs) contributes to the induction of brain tumors, leukemia, and other neoplasms. The aim of this study was to investigate the genotoxic effects
Autor:
Ichiro HIGASHIKUBO, Heihachiro ARITO, Yoko EITAKI, Kenji ANDO, Akihiro ARAKI, Hidesuke SHIMIZU, Haruhiko SAKURAI
Publikováno v:
Industrial Health; 2019, Vol. 57 Issue 3, p392-397, 6p