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Postgraduate Institute of Medical Education & Research, India

 Mycobacterium tuberculosis antigen was expressed to study its immunoprophylactic potential

Published in Genetics and Environmental Law Weekly, October 14th, 2006

Scientists have expressed the Mycobacterium tuberculosis complex-restricted antigen CFP21 to study its immunoprophylactic potential in mouse model.

"Secreted proteins encoded by different regions of difference (RDs) from the genome of Mycobacterium tuberculosis have been considered as attractive candidates for vaccination against tuberculosis owing to their absence in most BCG strains. In this study, the structural gene for the RD2 locus encoding protein CFP21 was PCR amplified and expressed as a fusion protein with hexahistidine residues in Escherichia coli," researchers in India report.

"Expression of CFP21 in E. coli...

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