37 Matsumoto Matsumoto A A Iwashima Iwashima Y Y Abiko Abiko A A Morikawa Morikawa A A Sekiguchi Sekiguchi M M Eto Eto M M Makino Makino I I Detection of the association between a deletion polymorphism in the gene encoding angiotensin I-converting enzyme and advanced diabetic retinopathy. The gene discussed is ACE; the disease is diabetic retinopathy.