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Beni-Suef University Journal of Basic and Applied Sciences
Fig. 3 | Beni-Suef University Journal of Basic and Applied Sciences

Fig. 3

From: Phenolic-rich fraction of green tea attenuates histamine-mediated cardiopulmonary toxicity by inhibiting Cox-2/NF-κB signaling pathway and regulating oxidant/antioxidant balance

Fig. 3

Photomicrograph of lung tissue sections representing; a control group with normal histologic structure, b–f group receiving HIS, g–h group receiving HIS + 100 mg PRFGT, and i–j group receiving HIS + 200 mg PRFGT. Note: multifocal inflammatory cells infiltration (black stars), vasculitis (red stars), alveolar damage (black arrows), eosinophils infiltration (red triangles) bronchiolar epithelial necrosis (blue triangles) with luminal inflammatory cells infiltration (blue stars), interstitial hemorrhage (black triangles), mast cells aggregation (red arrows), and mild thickening of the interalveolar septa (blue arrows). All sections were stained with H&E except e stained with toluidine blue and f stained with Congo red

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