Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Takami Okada"'
Autor:
Taisuke Tomonaga, Hiroto Izumi, Yukiko Yoshiura, Toshihiko Myojo, Takako Oyabu, Byeong-Woo Lee, Takami Okada, Takashi Marui, Ke-Yong Wang, Masaru Kubo, Manabu Shimada, Shingo Noguchi, Chinatsu Nishida, Kazuhiro Yatera, Yasuo Morimoto
Publikováno v:
Particle and Fibre Toxicology, Vol 15, Iss 1, Pp 1-14 (2018)
Abstract Background In order to examine whether myeloperoxidase (MPO) can be a useful marker for evaluating the pulmonary toxicity of nanomaterials, we analyzed MPO protein in bronchoalveolar lavage fluid (BALF) samples obtained from previous examina
Externí odkaz:
https://doaj.org/article/92d23bdf78fb45c7a896bdcbe73484b5
Autor:
Takako Oyabu, Toshihiko Myojo, Byeong-Woo Lee, Takami Okada, Hiroto Izumi, Yukiko Yoshiura, Taisuke Tomonaga, Yun-Shan Li, Kazuaki Kawai, Manabu Shimada, Masaru Kubo, Kazuhiro Yamamoto, Kenji Kawaguchi, Takeshi Sasaki, Yasuo Morimoto
Publikováno v:
International Journal of Molecular Sciences, Vol 18, Iss 12, p 2757 (2017)
The hazards of various types of nanoparticles with high functionality have not been fully assessed. We investigated the usefulness of biopersistence as a hazard indicator of nanoparticles by performing inhalation and intratracheal instillation studie
Externí odkaz:
https://doaj.org/article/7e1f1a2cc5bf49eaa32fad0b4dd0ec48
Autor:
Masanori Horie, Yukiko Yoshiura, Hiroto Izumi, Takako Oyabu, Taisuke Tomonaga, Takami Okada, Byeong-Woo Lee, Toshihiko Myojo, Masaru Kubo, Manabu Shimada, Yasuo Morimoto
Publikováno v:
Antioxidants, Vol 5, Iss 1, p 4 (2016)
NiO nanoparticles were administered to rat lungs via intratracheal instillation or inhalation. During pulmonary toxicity caused by NiO nanoparticles, the induction of oxidative stress is a major factor. Both intratracheal instillation and inhalation
Externí odkaz:
https://doaj.org/article/046b4a88b83b4a9886e4c4289e2353ec
Publikováno v:
Nanotoxicology. 13:1396-1408
Titanium dioxide (TiO2) nanoparticles are typical and widely used nanomaterials, and there are many studies on the inflammatory responses induced by their inhalation. In this study, we cond...
Publikováno v:
Journal of Occupational Health
Objective: Titanium dioxide nanoparticles are widely used as UV filters in cosmetics and as a photocatalyst. We evaluated pulmonary responses to different crystal forms of TiO2 nanoparticles. Methods: We used 4 different TiO2 samples with similar spe
Autor:
Shinichi Kitajima, Takami Okada, Takeshi Sasaki, Takako Oyabu, Masanori Horie, Hiroto Izumi, Kazuaki Kawai, Etsushi Kuroda, Kazuhiro Yamamoto, Byeong-Woo Lee, Kenji Kawaguchi, Yasuo Morimoto, Masaru Kubo, Toshihiko Myojo, Kazuhiro Yatera, Yukiko Yoshiura, Manabu Shimada, Taisuke Tomonaga
Publikováno v:
Nanotoxicology. 10:607-618
In order to examine whether intratracheal instillation studies can be useful for determining the harmful effect of nanoparticles, we performed inhalation and intratracheal instillation studies using samples of the same nanoparticles. Nickel oxide nan
Autor:
Chinatsu Nishida, Shingo Noguchi, Hiroto Izumi, Takashi Marui, Takami Okada, Masaru Kubo, Ke-Yong Wang, Manabu Shimada, Takako Oyabu, Toshihiko Myojo, Yasuo Morimoto, Byeong-Woo Lee, Taisuke Tomonaga, Yukiko Yoshiura, Kazuhiro Yatera
Publikováno v:
Particle and Fibre Toxicology, Vol 15, Iss 1, Pp 1-14 (2018)
Particle and Fibre Toxicology
Particle and Fibre Toxicology
Background In order to examine whether myeloperoxidase (MPO) can be a useful marker for evaluating the pulmonary toxicity of nanomaterials, we analyzed MPO protein in bronchoalveolar lavage fluid (BALF) samples obtained from previous examinations of
Autor:
Tomonaga, Taisuke, Izumi, Hiroto, Yoshiura, Yukiko, Myojo, Toshihiko, Oyabu, Takako, Byeong-Woo Lee, Takami Okada, Marui, Takashi, Wang, Ke-Yong, Kubo, Masaru, Shimada, Manabu, Noguchi, Shingo, Chinatsu Nishida, Yatera, Kazuhiro, Morimoto, Yasuo
Figure S1-S2. Relationship between MPO and inflammatory markers after intratracheal instillation or inhalation exposure. Figure S1: Relationship between MPO and inflammatory markers: (a) neutrophils, (b) percent of neutrophils in total cells, (c) tot
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2b05b3bd6e914710c7fa47ccfb8e1923
Autor:
Toshihiko Myojo, Takami Okada, Kazuaki Kawai, Yun-Shan Li, Taisuke Tomonaga, Yasuo Morimoto, Takako Oyabu, Toshiaki Higashi, Hiroto Izumi, Byeong-Woo Lee, Yukiko Yoshiura
Publikováno v:
BioMed Research International
BioMed Research International, Vol 2017 (2017)
BioMed Research International, Vol 2017 (2017)
We investigated the harmful effects of exposure to a toner with external additives by a long-term inhalation study using rats, examining pulmonary inflammation, oxidative stress, and histopathological changes in the lung. Wistar rats were exposed to
Autor:
Morimoto, Yasuo, Izumi, Hiroto, Yoshiura, Yukiko, Tomonaga, Taisuke, Byeong-Woo Lee, Takami Okada, Oyabu, Takako, Myojo, Toshihiko, Kawai, Kazuaki, Yatera, Kazuhiro, Shimada, Manabu, Kubo, Masaru, Yamamoto, Kazuhiro, Kitajima, Shinichi, Etsushi Kuroda, Horie, Masanori, Kawaguchi, Kenji, Sasaki, Takeshi
In order to examine whether intratracheal instillation studies can be useful for determining the harmful effect of nanoparticles, we performed inhalation and intratracheal instillation studies using samples of the same nanoparticles. Nickel oxide nan
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2722900b71710f54e0c449ef18a46caa