Fig. 6From: Methamphetamine abuse affects gene expression in brain-derived microglia of SIV-infected macaques to enhance inflammation and promote virus targetsDetection of CCR5 and virus on brain tissue. CCR5 expression was analyzed using Immunohistochemistry on the layer III of frontal cortex from macaques that were a Uninfected and untreated controls, b Meth-only treated, c SIV-only infected, and d SIV-infected and Meth-treated. e SIV-infected and Meth-treated. Pictures were at 16× magnification. Sites of interest (rectangles) were further magnified. f Brain viral load (Student’s t test)Back to article page