ALHA

Ag85A-LpqH (AL) is a recombinant subunit vaccine that combines the T cell-stimulating antigen Ag85A with the humoral immunity-targeting antigen LpqH. It is constructed using the pET-21a(+) vector, expressed in E. coli BL21(DE3), and formulated with aluminum for subcutaneous administration.

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REA

A multifusion protein-based vaccine formulated with MPL/DDA.

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pcDNA3.1-rpfB, pcDNA3.1-rpfD

The candidate vaccine we are developing is a recombinant plasmid DNA vaccine. Two genes from the rpfs family, namely rpfB and rpfD, were inserted full-length into the pcDNA3.1 plasmid along with the Kozak sequence, resulting in recombinant plasmids pcDNA3.1-rpfB and pcDNA3.1-rpfD. The vaccination method used on test animals is intramuscular injection of the recombinant plasmid…

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TBvac-1, TBvac-2, TBvac-10

TBvac-1, TBvac-2, and TBvac-10 use a recombinant tri-segmented Pichinde virus (PICV) vector (rP18tri) to express M. tuberculosis antigens. TBvac-1 and TBvac-2 encode Ag85B, EsxA/ESAT-6, and EsxH/TB10.4, with antigen locations swapped between S1 and S2 segments. TBvac-10 encodes Ag85B, EsxH/TB10.4, RpfA, and Rv1733c. Vaccine stocks are produced in BHK-21 cells from plaque purified virus.

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ChAdOx1.5Ag/MVA.5Ag

ChAdOx1.5Ag is a recombinant, replication deficient chimpanzee adenovirus, expressing the four antigens of the mycobacterium Esx-5a system (PPE15, PE8, EsxI, EsxJ), along with Ag85A. In mice, ChAdOx1.5Ag improved the efficacy of BCG in the lung and spleen, and a further boost with MVA.5Ag further improved efficacy in the spleen. ChAdOx1.5Ag/MVA.5Ag was also promising in non-human…

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