Fig. 1From: Paternal obesity: how bad is it for sperm quality and progeny health?Illustration of testicular interstitial tissue in normal weight men (a) and obese men (b). Spz = Spermatozoa; sc = Sertoli cells; PT = peritubular cells; B.M. = basement membrane. TNF-alpha: Tumor necrosis factor alpha; MCP-1 = monocyte chemoattractant protein-1; F4/80: a defining marker of murine macrophage populationsBack to article page