
Urban fine particulate matter exposure causes male reproductive injury through destroying blood-testis barrier (BTB) integrity
Keywords: PM2.5; fine particulate matter; ROS; reactive oxygen species; NS; normal saline; Cx43; connexin 43; SOD; superoxide dismutase; BTB; Blood-testis barrier; SD; Sprague-Dawley; OD; optical density; HE; hematoxylin and eosin; FCS; fetal calf serum; DCFH-DA; 2