Antimicrobial peptides of general formula X0X1X2C X3X4X5CX6X7X8X9CYX10X11CX12X13are provided. Also provided are certain formulations containing these peptides and methods of using these peptides for treating skin infections in an animal in need thereof.提供通式X0X1X2C X3X4X5CX6X7X8X9CYX10X11CX12X13之抗微生物肽。亦提供含有此等肽之某些調配物及使用此等肽治療有需要之動物之皮膚感染的方法。