Effects of cadmium and lead on testicular enzymes of Bufo bufo gargarizans Chemical constituents from Bufonis periostracum and their antitumor activity in vitro Determination of bufothionine in Skin of Bufo bufo gargarizans and Huachansu injection The effects of hyperthermia on immunocompetence and energy consumption in Bufo bufo gargarizans Bufadienolides from venom of Bufo bufo gargarizans