The Protective Effects of Salidroside from Exhaustive Exercise-Induced Heart Injury by Enhancing the PGC-1α–NRF1/NRF2 Pathway and Mitochondrial Respiratory Function in Rats

Figure 2

The effect of SAL on cardiomyocyte ultrastructure (×20,000); (a) the C group, (b) the EE group, (c) the LS group, and (d) the HS group. Note the disrupted mitochondrial membrane (arrows), mitochondrial swelling and fusion (), and mitochondrial malformation (#).

(a)

(b)

(c)

(d)