Mycobacterium butyricum

例句：

1. 1.Mycobacterium butyricum is a type of bacterium that can cause infections in humans.
   短杆菌属是一种可以引起人类感染的细菌。
2. 2.The discovery of Mycobacterium butyricum has led to new treatments for tuberculosis.
   发现短杆菌属导致了结核病治疗的新方法。
3. 3. Mycobacterium butyricum is commonly found in soil and can be used as a source of antibiotics.
   短杆菌属通常存在于土壤中，可以用作抗生素的来源。