Motoki Iwasaki

Dietary intake of folate, vitamin B6, and vitamin B12, genetic polymorphism of related enzymes, and risk of breast cancer: a case-control study in Brazilian women (2009)

Ma, Enbo, Iwasaki, Motoki, Junko, Ishihara, Hamada, Gerson, Nishimoto, Ines, Carvalho, Solange, ...

Abstract Background Several studies have determined that dietary intake of B vitamins may be associated with breast cancer risk as a result of interactions between 5,10-methylenetetrahydrofolate...

Green Tea Consumption and Prostate Cancer Risk in Japanese Men: A Prospective Study (2008)

Kurahashi, Norie, Sasazuki, Shizuka, Iwasaki, Motoki, Inoue, Manami

The incidence of prostate cancer is much lower in Asian than Western populations. Given that environmental factors such as dietary habits may play a major role in the causation of prostate cancer and...

Fruit and Vegetable Intake and Risk of Total Cancer and Cardiovascular Disease: Japan Public Health Center-based Prospective Study (2008)

Takachi, Ribeka, Inoue, Manami, Ishihara, Junko, Kurahashi, Norie, Iwasaki, Motoki, Sasazuki, Shizuka, ...

Few studies have investigated the effects of fruit and vegetables on the risk of both cancer and cardiovascular disease (CVD). The authors examined associations between fruit and vegetable...

Plasma levels of carotenoids, retinol and tocopherol and the risk of gastric cancer in Japan: a nested case-control study (2008)

Persson, Christina, Sasazuki, Shizuka, Inoue, Manami, Kurahashi, Norie, Iwasaki, Motoki, Miura, Tsutomu, ...

Fruits and vegetables have been suggested to confer protection against diseases such as cancer through the effects of antioxidants, often represented by carotenoids. We investigated the impact of...

Daily Total Physical Activity Level and Total Cancer Risk in Men and Women: Results from a Large-scale Population-based Cohort Study in Japan (2008)

Inoue, Manami, Yamamoto, Seiichiro, Kurahashi, Norie, Iwasaki, Motoki, Sasazuki, Shizuka, Tsugane, Shoichiro, ...

The impact of total physical activity level on cancer risk has not been fully clarified, particularly in non-Western, relatively lean populations. The authors prospectively examined the association...

Education in relation to incidence of and mortality from cancer and cardiovascular disease in Japan (2008)

Ito, Shinichiro, Takachi, Ribeka, Inoue, Manami, Kurahashi, Norie, Iwasaki, Motoki, Sasazuki, Shizuka, ...

Background: Although lower education has been associated with poorer health, few studies have examined whether lower education affects mortality, incidence, both or neither of cancer and...

Breast Cancer in First-degree Relatives and Risk of Lung Cancer: Assessment of the Existence of Gene Sex Interactions (2007)

Tsuchiya, Masaki, Iwasaki, Motoki, Otani, Tetsuya, Nitadori, Jun-ichi, Goto, Koichi, Nishiwaki, Yutaka, ...

Background Previous studies have shown the sex differences in lung cancer and the associations between estrogen-related genes and non-small cell lung cancer. In the present study, we assumed the...

Interaction between cytochrome P450 gene polymorphisms and serum organochlorine TEQ levels in the risk of endometriosis (2007)

Tsuchiya, Masaki, Tsukino, Hiromasa, Iwasaki, Motoki, Sasaki, Hiroshi, Tanaka, Tadao, Katoh, Takahiko, ...

Exposure to dioxins and polychlorinated biphenyls (PCBs) has been suggested as a possible etiologic factor for endometriosis, but the association remains highly controversial. To assess whether...

Public awareness of risk factors for cancer among the Japanese general population: A population-based survey (2006)

Inoue, Manami, Iwasaki, Motoki, Otani, Tetsuya, Sasazuki, Shizuka, Tsugane, Shoichiro

Abstract Background The present study aimed to provide information on awareness of the attributable fraction of cancer causes among the Japanese general population. Methods A nationwide...

Cancer Mortality Among Japanese Immigrants and their Descendants in the State of Sao Paulo, Brazil, 1999-2001 (2004)

Iwasaki, Motoki, Polidoro Mameri, Cecilia, Hamada, Gerson Shigueaki, Tsugane, Shoichiro

Background: Only a few studies on the mortality of Japanese immigrants have been conducted in Brazil despite a large population of Japanese immigrants and their different environment and lifestyle...

Social networks and mortality based on the Komo-Ise cohort study in Japan (2002)

Iwasaki, Motoki, Otani, Tetsuya, Sunaga, Rumiko, Miyazaki, Hiroko, Xiao, Liu, Wang, Naren, ...

Background No prospective studies have examined the association between social networks and all-cause and cause-specific mortality among middle-aged Japanese. The study of varied populations may...

Kinematics of the lumbar spine in trunk rotation: in vivo three-dimensional analysis using magnetic resonance imaging

Fujii, Ryutaro, Sakaura, Hironobu, Mukai, Yoshihiro, Hosono, Noboru, Ishii, Takahiro, Iwasaki, Motoki, ...

In vivo three-dimensional (3D) kinematics of the lumbar spine has not been well evaluated by the conventional methods because of their methodological limitations, while 3D intervertebral motions have...