mycocidin

例句：

1. 1.Mycocidin is a type of antibiotic that targets bacteria in the gut.
   多糖类抗生素是一种针对肠道细菌的抗生素。
2. 2.The treatment for mycocidin-resistant bacteria is more complex than for other antibiotics.
   治疗对多糖类抗生素耐药的细菌比治疗其他抗生素要复杂得多。
3. 3.Mycocidin has been shown to have antimicrobial properties, which makes it useful in treating infections.
   研究表明，多糖类抗生素具有抗菌特性，因此它在治疗感染方面很有用。