Microscopic evaluation of the spleens of monkeys fed on diets containing GM rice or non-GM rice.

Abstract

<p>Microscopic evaluation of the spleen (40×) in monkeys in the non-GM rice group (A), positive control group (B), 17.5% genetically modified rice (GM rice) group (C), and 70% GM rice group (D). The spleens of monkeys in the positive group (B) showed atrophy and slightly fewer lymphocytes in the white pulp.</p