Effect of Heshouwuyin on the expression of 17β-hydroxysteroid dehydrogenase in testis tissue of exercise-induced fatigue rats
1.Department of Basic Science, Chengde Medical College, Hebei Chengde 067000, China; 2.Section of Histology and Embryology, Medical Department of Hebei University,Hebei Baoding 071000,China;3.Hebei Normal University, Shijiazhuang 050016, China; 4.Department of Histology and Embrology, Hebei Medical University, Shijiazhuang 050017, China)