Abstract
A recombinant strain of Salmonella choleraesuis C500, containing a eukaryotic expression plasmid pBO1 with the immune-dominant epitope of foot-and-mouth disease virus, was constructed. Specific immune response to this recombinant strain was evaluated by oral administration of the recombinant live bacteria pBO1/S. cho in rabbits. Results showed that T cell response and specific antibody production were elicited. This approach may present a general strategy for eliciting immune responses with DNA vaccine delivered by live bacterial vectors. The stimulated indexes of T lymphoproliferation by specific antigens of FMDV in rabbits, can reach up to 11.0 and an antibody titer of 1/32 as detected in the erum with liquid block ELISA.
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Translated From Journal of Fudan University(Natural Science), 2005,44(4)[译自: 复旦学报(自然科学版), 2005,44(4)]
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Liu, M., Niu, X., Yan, J. et al. Immure response induced by oral DNA vaccination against FMDV delivered by attenuated Salm onella choleraesuis C500. Front. Biol. China 1, 110–114 (2006). https://doi.org/10.1007/s11515-006-0020-0
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DOI: https://doi.org/10.1007/s11515-006-0020-0