Cytochrome P450 1A2 Polymorphisms, Coffee Consumption and Impaired Glucose Metabolism in Japanese Men

Michiko Kohno^1*, Osamu Tajima², Kousaku Uezono², Shinji Tabata³, Hiroshi Abe³, Masahiro Adachi¹, Hisaya Kawate¹, Keizo Ohnaka⁴, Masatoshi Nomura¹, Suminori Kono⁵ and Ryoichi Takayanagi¹

¹Department of Medicine and Bioregulatory Science, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan

²Self-Defense Forces Kumamoto Hospital, Kumamoto, Japan

³Self-Defense Forces Fukuoka Hospital, Kasuga-shi, Japan

⁴Department of Geriatric Medicine, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan

⁵Department of Preventive Medicine, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan

^*Corresponding Author: Michiko Kohno, MD, Department of Medicine and Bioregulatory Science, Graduate School of Medical Sciences, Kyushu University, 3-1-1 Maidashi, Higashi-ku, Fukuoka, Japan, Tel: +81-92-6426913, Fax: +81-92-6426911 Email: