Since the discovery of the titracycline in 1953,numerous natural and semesynthetic tetracyclines have been reported with broad spectrum amtibacterial activity,Doxycycline 1 and 2 are semisynthetic second-generation te...Since the discovery of the titracycline in 1953,numerous natural and semesynthetic tetracyclines have been reported with broad spectrum amtibacterial activity,Doxycycline 1 and 2 are semisynthetic second-generation tetracyclines that exert anti-in-展开更多
文摘Since the discovery of the titracycline in 1953,numerous natural and semesynthetic tetracyclines have been reported with broad spectrum amtibacterial activity,Doxycycline 1 and 2 are semisynthetic second-generation tetracyclines that exert anti-in-
