Fig. 8From: Cytotoxicity associated with acute and chronic administration of synthetic cannabinoids “Strox” in the brain, liver, heart, and testes of male albino rats: histological and immunohistochemical studyPhotomicrographs of sections in the liver stained with SR (×400). A and B Negative and positive control groups show few collagen fibers around portal tract (arrow). C, D, and E: Acute, chronic, and chronic withdrawal groups reveal increased in collagen fibers around portal tract (arrows) compared to the control groups. F: showing the mean area % of collagen fibers in all groups. Data are expressed as mean ∓ SD; P≤ 0.001 for control groups vs acute, chronic, chronic withdrawal groupsBack to article page