Exercise training causes a partial improvement through increasing testosterone and eNOS for erectile function in middle-aged rats
Keywords: ED; erectile function; eNOS; endothelial nitric oxide synthase; α-SMA; alpha smooth muscle actin; LH; luteinizing hormone; FSH; follicle-stimulating hormone; VO2max; maximum rate of oxygen consumption; ICP; intracavernous pressure; IHC; immunohistochemis