Katashi Okuma

Interleukin 1 Polymorphisms, Lifestyle Factors, and <i>Helicobacter pylori</i> Infection

Nobuyuki Hamajima, Keitaro Matsuo, Toshiko Saito et al. · Japanese Journal of Cancer Research · 2001 · 147 citations · Full text

Life Sciences, Genetics, Molecular Genetics +17

Monoamine oxidase polymorphisms and smoking behaviour in Japanese

Hidemi Ito, Nobuyuki Hamajima, Keitaro Matsuo et al. · Pharmacogenetics · 2003 · 64 citations

Public Health, Pharmacology, Epidemiologic Methods +15

An intervention study of smoking cessation with feedback on genetic cancer susceptibility in Japan

Hidemi Ito, Keitaro Matsuo, Kenji Wakai et al. · Preventive Medicine · 2005 · 64 citations

Life Sciences, Genetics, Oncology +14

Genotype Frequencies of 50 Polymorphisms for 241 Japanese Non-cancer Patients.

Nobuyuki Hamajima, Toshiko Saito, Keitaro Matsuo et al. · Journal of Epidemiology · 2002 · 49 citations · Full text

Life Sciences, Genetics, Molecular Genetics +10

No Association of the 5′Promoter Region Polymorphism of CYP17 with Breast Cancer Risk in Japan

Nobuyuki Hamajima, Hiroji Iwata, Yuichi Obata et al. · Japanese Journal of Cancer Research · 2000 · 36 citations · Full text

Life Sciences, Genetics, Molecular Genetics +17