Anthrax bacilli differs from anthracoid bacilli by being
Differentiating features between anthrax and anthracoid bacilli Anthrax bacilli Anthracoid bacilli Non-motile Generally motile Capsulated Non-capsulated Grows in long chains Grow in sho chains Medusahead colony Not present Hemolysis absent or weak Usually well marked Susceptible to gamma phage Not susceptible No growth at 45 deg. C Usually grows No turbidity in broth turbidity usual Ref: Textbook of microbiology; Ananthanarayan ana paniker's; 10th Edition; Pg:253
Non-capsulated
Strict aerobe
Non-motile
Haemolytic colonies on blood agar
Bacteriology