Published in Vaccine Weekly, July 26th, 1999
Pasteur Institute researchers Mary Jackson and colleagues created two potential tuberculosis vaccine strains (MYC1551 and MYC1552) by disrupting genes needed by the bacteria for purine biosynthesis.
Similar attenuations - resulting in auxotrophic mutants unable to normally obtain nourishment - have been explored with other bacterial pathogens. These mutants are attenuated in vivo but retain their immunogenicity.
Jackson et al. compared the two vaccines to bacillus Calmette-Guerin...
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Source: Vaccine Weekly (1999-07-26)
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