Bacillus pyocyaneus

例句：

1. 1.Bacillus pyocyaneus is a type of bacteria that produces blue-green pigments in the presence of oxygen.
   青霉菌是一种在氧气存在下产生蓝绿色色素的细菌。
2. 2. The bacterium was found to be responsible for the outbreak of food poisoning in the area.
   这种细菌被发现是该地区食物中毒爆发的原因。
3. 3. Researchers are studying the genetic makeup of Bacillus pyocyaneus to develop new antibiotics.
   研究人员正在研究青霉菌的遗传组成，以开发新的抗生素。