Fig. 3
From: Evaluation of aortic changes in elderly people autopsied with acquired immunodeficiency syndrome

a Histological section stained with verhoeff seen under common light, 1250x final increase of an elderly patient with Aids, showing a greater amount of elastic fibers, evidenced by the blackened coloration. b Histological section stained with verhoeff seen under common light, 1250x final increase of an elderly patient without AIDS, showing a smaller amount of elastic fibers, evidenced by the blackened coloration