MtbDsigH

The parental candidate is an isogenic mutant in Mtb CDC1551 gene Rv3223c (sigH). We have now generated multiple Mtb double and triple knock-out (DKO, TKO) strains including: DsigHDsecA2DsodA, DsigHDfbpADsapM, DsigHDleuCDpanCD, DsigHDmetA, DsigHDmce4EDmce4F, DsigHDfadD29, DsigHDhadC, DsigHDRv3683, DsigHDmce1A, DsigHDcobM.

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Lm::Mtb9Ag

This TB vaccine candidate comprises a live attenuated Listeria monocytogenes vector with two major virulence gene deletions and a T-cell immunity enhancing mutation (Lm ΔactA ΔinlB prfA*) that expresses nine M. tuberculosis immunoprotective proteins (Mpt64, TB10.4, ESAT-6, CFP10, Ag85B, EsxN, PPE68, EspA, and TB8.4 – four absent from BCG) from two chromosomal fusion protein expression…

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BCG::ESAT6-PE25SS

BCG::ESAT6-PE25SS is a recombinant BCG strain generated on the Danish background. The strain was constructed by fusing the ESAT-6-encoding gene esxA to the general secretion signal for the mycobacterial type VII secretion pathway protein PE25. BCG::ESAT6-PE25SS secretes full-length ESAT-6 via the ESX-5 secretion system, which in contrast to ESX-1 is also present in BCG.

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H107e/CAF10b

H107e/CAF®10b is being developed by SSI and is a next-generation TB subunit vaccine incorporating 8 different Mtb antigens in a novel liposomal Th1/Th17 inducing adjuvant. It is specifically designed to complement a BCG response with novel T cells against Mtb-specific antigens and comes with the option of BCG co-administration.

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