Zobrazeno 1 - 10
of 182
pro vyhledávání: '"Makoto, Ema"'
Autor:
Makoto Ema1,2 ema-makoto@aist.go.jp, Hiroshi Takehara3, Masato Naya1, Hiromichi Kataura4, Katsuhide Fujita1,2, Kazumasa Honda1,2
Publikováno v:
Journal of Toxicological Sciences. Jun2017, Vol. 42 Issue 3, p367-378. 12p.
Publikováno v:
Regulatory Toxicology and Pharmacology. 85:7-24
We summarized the findings of toxicity studies on graphene-based nanomaterials (GNMs) in laboratory mammals. The inhalation of graphene (GP) and graphene oxide (GO) induced only minimal pulmonary toxicity. Bolus airway exposure to GP and GO caused ac
Publikováno v:
Toxicology and Applied Pharmacology. 299:47-52
We summarized significant effects reported in the literature on the developmental toxicity of engineered nanomaterials (ENMs) in rodents. The developmental toxicity of ENMs included not only structural abnormalities, but also death, growth retardatio
Autor:
Tomoko Nishimaki-Mogami, Akihiko Hirose, Hirohito Kato, Mutsuko Hirata-Koizumi, Takashi Matsuyama, Makoto Ema, Mika Takahashi, Ryota Ise, Atsushi Ono
Publikováno v:
The Journal of Toxicological Sciences. 41:693-700
2-(2'-Hydroxy-3',5'-di-tert-butylphenyl)benzotriazole (HDBB), the Benzotriazole UV-stabilizer (BUVSs) known as UV-320, is widely used in plastic materials for protection against UV-irradiation. Previously, we reported that oral ingestion of HDBB indu
Autor:
Tetsuya Nakazato, Yasuo Morimoto, Takako Oyabu, Toshihiko Myojo, Norihiro Kobayashi, Masato Naya, Kazuhiro Yamamoto, Makoto Ema, Junko Nakanishi, Naohide Shinohara, Moritaka Tamura, Hiroaki Tao, Manabu Shimada, Kumiko Ohkawa
Publikováno v:
Journal of Applied Toxicology
As a result of the growing potential industrial and medical applications of multi‐walled carbon nanotubes (MWCNTs), people working in or residing near facilities that manufacture them may be exposed to airborne MWCNTs in the future. Because of conc
Autor:
Shimpei Kajita, Kanata Ibi, Hiromasa Takashima, Toshiki Matsuoka, Yumi Sakai, Yoji Miwa, Mika Senuma, Tohru Uesugi, Masao Horimoto, Tatsuya Shimizu, Michio Fujiwara, Ken-ichi Noritake, Shino Nishizawa, Takayuki Hirano, Makiko Kuwagata, Masayuki Ube, Akihito Yamashita, Yuka Kirihata, Taishi Tateishi, Satoshi Kudo, Ryu-ichi Katagiri, Kaoru Yabe, Sho Tanaka, Takafumi Oota, Hitoshi Hojo, Nao Nakano, Terumasa Taniguchi, Yuko Sakai, Makoto Ema, Hiroshi Mineshima
Publikováno v:
Congenital anomalies. 59(4)
Historical control data from prenatal developmental toxicity studies in rats have been used to evaluate whether toxicology outcomes were induced by exposure to a chemical or were within the range of spontaneous variation. These data are also importan
Autor:
Hiromichi Kataura, Hiroshi Takehara, Kazumasa Honda, Makoto Ema, Masato Naya, Katsuhide Fujita
Publikováno v:
Inhalation toxicology. 29(11)
We compared long-term pulmonary toxicities after a single intratracheal instillation of two types of dispersed single-wall carbon nanotubes (SWCNTs), namely, those with relatively long or short linear shapes with average lengths of 8.6 and 0.55 µm,
Autor:
Akihiko Hirose, Seiki Matsuo, Hiroaki Hara, Ryota Tanaka, Ryou Fukushima, Ikuo Matsuura, Akihito Yamashita, Makoto Ema, Nao Nakano, Sakiko Fujii, Harutaka Oku, Kunifumi Inawaka, Hiroshi Mineshima, Taishi Tateishi, Ryohei Yokoi, Katsumi Endoh, Mutsuko Hirata-Koizumi, Masato Naya, Nobuhito Hoshino, Yoji Miwa, Hiroko Noyori, Yukari Imai, Kiyoshi Matsumoto, Ikuro Takakura, Yoshihiro Katsumata, Yuko Tominaga, Atsushi Ono, Yoshinori Hosokawa, Kazuhiro Shimomura, Maki Maeda, Toshiki Matsuoka, Hitoshi Hojo, Toshiaki Yamauchi, Tohru Uesugi, Hirohito Kato, Keiichi Itoh, Hiroyuki Izumi, Kaoru Yabe, Hiroshi Inada, Masao Horimoto, Tatsuya Shimizu, Takafumi Ohta, Chizuru Urakawa
Publikováno v:
Congenital Anomalies. 54:150-161
Publikováno v:
Reproductive toxicology (Elmsford, N.Y.). 67
We summarized significant effects reported in the literature on the reproductive and developmental toxicity of silver nanoparticles (AgNPs) in laboratory animals. AgNPs showed testicular/sperm toxicity in males and ovarian and embryonic toxicity in f
Autor:
Shigehisa Endoh, Masayo Hosoi, Makoto Hayashi, Masato Naya, Norihiro Kobayashi, Shoji Masumori, Junko Nakanishi, Fuyumi Uno, Junko Maru, Madoka Nakajima, Makoto Ema
Publikováno v:
Journal of Applied Toxicology. 33:1053-1060
The genotoxicity of multi-walled carbon nanotubes (MWCNTs) was evaluated in vivo with comet assays using the lung cells of rats given MWCNTs. The MWCNTs were intratracheally instilled as a single dose at 0.2 or 1.0 mg kg–1 or a repeated dose at 0.0