体外法包括自凝试验、依钙试验、吡嗪酰胺酶试验、水杨苷发酵、七叶苷水解、刚果红菌落试验和毒力质粒。
The vitro methods include autoagglutination test , calcium dependency test , pyrazinamidase test , salicin fermentation , esculin hydrolysis , Congo red colony test and virulence plasmid .