Zobrazeno 1 - 10
of 195
pro vyhledávání: '"Jun Ueyama"'
Autor:
Hiroshi Nishiwaki, Jun Ueyama, Mikako Ito, Tomonari Hamaguchi, Keiichi Takimoto, Tetsuya Maeda, Kenichi Kashihara, Yoshio Tsuboi, Hiroshi Mori, Ken Kurokawa, Masahisa Katsuno, Masaaki Hirayama, Kinji Ohno
Publikováno v:
npj Parkinson's Disease, Vol 10, Iss 1, Pp 1-11 (2024)
Abstract We aimed to identify gut microbial features in Parkinson’s disease (PD) across countries by meta-analyzing our fecal shotgun sequencing dataset of 94 PD patients and 73 controls in Japan with five previously reported datasets from USA, Ger
Externí odkaz:
https://doaj.org/article/dcd4a11c530748f9a4fe08ed7e2c7a9e
Publikováno v:
Environment International, Vol 183, Iss , Pp 108399- (2024)
Phthalates are widely used as plasticizer and associated with various health issues. Recently, non-phthalate plasticizers are replacing phthalates; however, the exposure to these substances and the risk in Japan is unclear. In this study, we assessed
Externí odkaz:
https://doaj.org/article/44520ff0a4024bdeb53b9fb63ff81482
Autor:
Hiroshi Nishiwaki, Jun Ueyama, Kenichi Kashihara, Mikako Ito, Tomonari Hamaguchi, Tetsuya Maeda, Yoshio Tsuboi, Masahisa Katsuno, Masaaki Hirayama, Kinji Ohno
Publikováno v:
npj Parkinson's Disease, Vol 8, Iss 1, Pp 1-10 (2022)
Abstract Gut microbiota and fecal bile acids were analyzed in 278 patients with α-synucleinopathies, which were comprised of 28 patients with dementia with Lewy bodies (DLB), 224 patients with Parkinson’s disease (PD), and 26 patients with idiopat
Externí odkaz:
https://doaj.org/article/f75a7a2a06234cfcba4d87855f712657
Autor:
Hiroshi Nishiwaki, Mikako Ito, Tomonari Hamaguchi, Tetsuya Maeda, Kenichi Kashihara, Yoshio Tsuboi, Jun Ueyama, Takumi Yoshida, Hiroyuki Hanada, Ichiro Takeuchi, Masahisa Katsuno, Masaaki Hirayama, Kinji Ohno
Publikováno v:
npj Parkinson's Disease, Vol 8, Iss 1, Pp 1-12 (2022)
Abstract To elucidate the relevance of gut dysbiosis in Parkinson’s disease (PD) in disease progression, we made random forest models to predict the progression of PD in two years by gut microbiota in 165 PD patients. The area under the receiver op
Externí odkaz:
https://doaj.org/article/7912bd23aa984e60bc79b1716143eb60
Autor:
Nayan Chandra Mohanto, Hirotaka Sato, Yuki Ito, Jun Ueyama, Kyoko Minato, Naoko Oya, Mio Miyake, Karin Nomasa, Masahiro Gotoh, Isao Saito, Eiji Shibata, Michihiro Kamijima
Publikováno v:
Environmental and Occupational Health Practice, Vol 3, Iss 1, Pp 1-9 (2021)
Objectives: Propetamphos (PPT) is an organophosphate pesticide (OP) widely used to control insects in public health settings and methylethylphosphoramidothioate (MEPT) is a urinary exposure marker of PPT. The objectives of this study were to develop
Externí odkaz:
https://doaj.org/article/c8acd79580804b6e8987bfdf6224e8cd
Autor:
Hiroshi Nomura, Risa Hamada, Isao Saito, Kunihiko Nakane, Ritsuko Sawa, Miwa Ukai, Eiji Shibata, Mitsuo Sato, Michihiro Kamijima, Jun Ueyama
Publikováno v:
Environmental Health and Preventive Medicine, Vol 25, Iss 1, Pp 1-10 (2020)
Abstract Background Glyphosate and its salt formulations are nonselective herbicides that have been extensively used worldwide, both for residential and agricultural purposes. The possible carcinogenicity and teratogenicity of glyphosate remain to be
Externí odkaz:
https://doaj.org/article/8894077b02f24e3a856dce17ab056f31
Autor:
Keisuke Hioki, Yuki Ito, Naoko Oya, Shoji F. Nakayama, Tomohiko Isobe, Takeshi Ebara, Kanemitsu Shibata, Naomi Nishikawa, Kunihiko Nakai, Tomota Kamida, Jun Ueyama, Mayumi Sugiura-Ogasawara, Michihiro Kamijima
Publikováno v:
Environmental Health and Preventive Medicine, Vol 24, Iss 1, Pp 1-6 (2019)
Abstract Background Low-dose exposure to organophosphate (OP) insecticides during pregnancy may adversely affect neurodevelopment in children. To evaluate the OP exposure levels, single urine sampling is commonly adopted to measure the levels of dial
Externí odkaz:
https://doaj.org/article/8acbc8753a96424087fc0e029f041440
Autor:
Yuko Goto, Keiko Wada, Kie Konishi, Takahiro Uji, Sachi Koda, Fumi Mizuta, Michiyo Yamakawa, Kaori Watanabe, Kyoko Ando, Jun Ueyama, Takaaki Kondo, Chisato Nagata
Publikováno v:
Environmental Health and Preventive Medicine, Vol 24, Iss 1, Pp 1-8 (2019)
Abstract Background We aimed to examine the association of exposure to environmental tobacco smoke with dental caries among preschool children. Exposure to environmental tobacco smoke was assessed in terms of urinary cotinine concentrations and pack-
Externí odkaz:
https://doaj.org/article/846aa8da9a3a451f8c4ef7eedb89e1af
Autor:
Jun Ueyama, Yuki Ito, Risa Hamada, Naoko Oya, Sayaka Kato, Taro Matsuki, Hazuki Tamada, Kayo Kaneko, Shinji Saitoh, Mayumi Sugiura-Ogasawara, Takeshi Ebara, Michihiro Kamijima
Publikováno v:
Environmental Health and Preventive Medicine, Vol 27, Pp 25-25 (2022)
Background: Pyrethroid (PYR) insecticides are widely used for controlling various pests. There are two types that differ in terms of usage: agricultural-purpose PYR (agriculture-PYR) and hygiene purpose PYR (hygiene-PYRs). Few studies exist on the ex
Externí odkaz:
https://doaj.org/article/3c0d06de9d184ec18603a977e53f9b66
Autor:
Masaaki Hirayama, Hiroshi Nishiwaki, Tomonari Hamaguchi, Mikako Ito, Jun Ueyama, Tetsuya Maeda, Kenichi Kashihara, Yoshio Tsuboi, Kinji Ohno
Publikováno v:
PLoS ONE, Vol 16, Iss 11, p e0260451 (2021)
The mortality rates of COVID-19 vary widely across countries, but the underlying mechanisms remain unelucidated. We aimed at the elucidation of relationship between gut microbiota and the mortality rates of COVID-19 across countries. Raw sequencing d
Externí odkaz:
https://doaj.org/article/a4427b6e874647a68ff3451e2dcb739f