Fig. 4From: Phenolic-rich fraction of green tea attenuates histamine-mediated cardiopulmonary toxicity by inhibiting Cox-2/NF-κB signaling pathway and regulating oxidant/antioxidant balanceH&E-stained heart tissue sections corresponding to; a control group with normal histological organization, b, c group receiving HIS, d, e group receiving HIS + 100 mg PRFGT, and f group receiving HIS + 200 mg PRFGT. Note: muscular hemorrhage (black stars), degeneration and necrosis of the myocardium (black arrows)Back to article page