In addition, tigecycline is active against strains that carry any of the two major types of tetracycline resistance genes for ribosomal protection and efflux-mediated resistance.

• 另外，替加环素能抑制那些能够将四环素抗药性以及溢出调节抗药性基因，这两种主要类型的基因中任何一种携带至核糖体蛋白的菌株。