When the bacteria Bacillus subtilis grows into colonies called biofilms, the colony protects itself by forming a coating of BslA, which forms a kind of "bacterial raincoat." Cait MacPhee of ...

A Bacillus subtilis probiotic demonstrated the ability ... of the total number of S. aureus colonies in humans, without adverse side-effects," wrote Otto and colleagues, adding that the approach ...

He grew this "reporter" strain on agar plates, adding a dilute solution of mixed bacterial cells, each of which sprouted a colony on the plate. When one of the B. subtilis colonies fluoresced ...