a weakened strain of the tubercle bacillus, Mycobacterium bovis, used in the preparation of BCG vaccine.
- Bacillus sphaericus
bacillus sphaericus Bacillus sphaericus Bacillus sphae·ri·cus (sfēr’ĭ-kəs) n. A species of Bacillus associated with infections in humans.
- Bacillus cereus
bacillus cereus Bacillus cereus Bacillus ce·re·us (sēr’ē-əs) n. A species of Bacillus that causes an emetic type and a diarrheal type of food poisoning in humans. Historical Examples A septicemia of the southern army worm caused by bacillus cereus. The Biotic Associations of Cockroaches Louis M. Roth
- Bacillus thuringiensis
a bacterium used in genetically altered form in the biological control of budworms, gypsy moth larvae, Japanese beetles, and other insect pests. Abbreviation: B.t.
an antibiotic polypeptide derived by the hydrolytic action of Bacillus subtilis on protein, primarily used topically in the treatment of superficial infections caused by susceptible Gram-positive organisms. noun an antibiotic used mainly in treating bacterial skin infections: obtained from the bacterium Bacillus subtilis bacitracin bac·i·tra·cin (bās’ĭ-trā’sĭn) n. A polypeptide antibiotic obtained from a strain of […]