封面图片
2014年, 第8卷 第4期
Phosphodiesterase 5 (PDE5) inhibition prevents transverse aortic constriction (TAC)-induced cardiac fibrosis by inhibiting transforming growth factor β (TGF-β)-activated Smad signaling. The tissue was stained with Picrosirius Red to detect collagen distribution in the left ventricle. (Courtesy of Dr. Daowen Wang, See Pages 445-455 by Wei Gong et al. for more information.)