| BCG | An attenuated strain of Mycobacterium bovis used in the preparation of BCG vaccine that is used for immunization against tuberculosis and in cancer chemotherapy. Extracts of the bacterium have remarkable powers in stimulation of lymphocytes and leucocytes and are used in adjuvants. Synonym: Calmette-Guerin bacillus. Acronym: BCG Origin: Fr. (05 Mar 2000) |
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| BCG vaccine | <drug> Live attenuated vaccine for tuberculosis. For groups and health care workers in high endemic areas. Not to be given to individuals with HIV infection. (15 Nov 1997) |
| BcgI methyltransferase | <enzyme> From bacillus coagulans; an m(6)a-methyltransferase which produces n-6 methyladenine as the sole product of bcgi methylation Registry number: EC 2.1.1.- Synonym: bcgi methylase (26 Jun 1999) |