Fig. 3From: Chronic exposure of bisphenol S (BPS) affect hypothalamic-pituitary-testicular activities in adult male rats: possible in estrogenic mode of actionPhotomicrograph of cauda epididymis tissue showing (a) control; with a compact arrangement of cauda tubules with sperm filled lumen (b) BPS (0.5 μg/L)-exposed group, presenting normal caput tubules like in the control (c) BPS (5 μg/L)-exposed group, presenting cauda tubules with sperm filled lumen (d) BPS (50 μg/L)-exposed group presenting cauda tubules with less sperm in the lumen. H&E (× 40)Back to article page