EFFICACY AND SAFETY OF LIVE ATTENUATED MYCOBACTERIUM TUBERCULOSIS VACCINES

Project: Research project

Project Details

Description

This subproject is one of many research subprojects utilizing the resources provided by a Center grant funded by NIH/NCRR. Primary support for the subproject and the subproject's principal investigator may have been provided by other sources, including other NIH sources. The Total Cost listed for the subproject likely represents the estimated amount of Center infrastructure utilized by the subproject, not direct funding provided by the NCRR grant to the subproject or subproject staff. Tuberculosis (TB) remains a global health burden for which safe vaccines are needed. BCG has limitations as a TB vaccine so we have focused on live attenuated Mycobacterium tuberculosis mutants as vaccine candidates. Prior to human studies, however, it is necessary to demonstrate safety in non-human primates (NHP). In this study, we evaluate the safety and efficacy of two live attenuated M. tuberculosis double deletion vaccine strains mc^2 6020 (delta lysA delta panCD) and mc^2 6030 (delta RD1 delta panCD) in cynomolgus macaques. In murine models, mc^2 6020 is rapidly cleared while mc^2 6030 persists. Both mc^2 6020 and mc^2 6030 were safe and well tolerated in cynomolgus macaques. Following a high-dose intrabronchial challenge with virulent M. tuberculosis, mc^2 6020-vaccinates were afforded a level of protection intermediate between that elicited by BCG vaccination and no vaccination. BCG vaccinates had reduced tuberculosis-associated pathology and improved clinical scores as compared to saline and mc^2 6030 vaccinates, but survival did not differ among the groups.
StatusFinished
Effective start/end date5/1/114/30/12

Funding

  • National Center for Research Resources: $37,186.00

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  • Tulane National Primate Research Center

    Sachs, B. P. (PI), Aertker, M. W. (CoPI), Alger, J. (CoPI), Alvarez, X. (CoPI), Maclean, A. A. G. (CoPI), Amedee, A. A. M. (CoPI), Schwartz, A. A. J. (CoPI), Bagby, G. J. (CoPI), Beilke, M. (CoPI), Davison, B. B. B. (CoPI), Blanchard, J. L. (CoPI), Gormus, B. B. J. (CoPI), Braun, S. (CoPI), Bushman, F. D. (CoPI), Haynes, B. B. F. (CoPI), Ling, B. J. B. (CoPI), Bunnell, B. B. A. (CoPI), Castracane, D. V. (CoPI), Cheng-Mayer, C. (CoPI), Roy, C. (CoPI), Chen, Z. W. (CoPI), Clarke, M. R. (CoPI), Apetrei, C. (CoPI), Cromwell, M. A. (CoPI), Campbell, D. D. E. (CoPI), Weiss, D. D. (CoPI), Weiss, D. D. J. (CoPI), Prockop, D. D. J. (CoPI), Dash, S. (CoPI), Ho, D. D. D. (CoPI), Gurner, D. D. M. (CoPI), Dennis, V. A. (CoPI), Didier, P. (CoPI), Douglas, S. D. (CoPI), Kaushal, D. D. (CoPI), Phinney, D. G. (CoPI), Sodora, D. L. (CoPI), Embers, M. E. (CoPI), Dumonteil, E. E. (CoPI), Flemington, E. E. K. (CoPI), Zucker, E. E. L. (CoPI), Evans, D. (CoPI), Didier, E. S. (CoPI), Ratai, E.-M. E. (CoPI), Fidel, J. (CoPI), Svec, F. (CoPI), Cogswell, F. F. B. (CoPI), Ganapamo, F. F. (CoPI), Gonzalez-scarano, F. F. A. (CoPI), Baskin, G. (CoPI), Gerber, M. A. (CoPI), Ghoniem, G. M. (CoPI), González, R. G. (CoPI), Grab, D. J. (CoPI), Green, L. B. (CoPI), Franchini, G. (CoPI), Harrison, R. M. (CoPI), Henson, M. M. C. (CoPI), Mohri, H. H. (CoPI), Ho, D. D. (CoPI), Hoxie, J. A. (CoPI), Kubisch, H. H. M. (CoPI), Kryczek, I. I. (CoPI), Inglis, F. M. (CoPI), Koralnik, I. I. J. (CoPI), Vasile Pandrea, I. I. (CoPI), Baig, J. J. (CoPI), James, M. A. (CoPI), Greco, J. J. L. (CoPI), Harouse, J. J. M. (CoPI), LaRosa, J. C. (CoPI), Wolfe, J. J. H. (CoPI), Walsh, J. J. J. (CoPI), Borda, J. J. (CoPI), Hurwitz, J. L. (CoPI), Lifson, J. D. (CoPI), Baker, K. K. C. (CoPI), Kempf, D. (CoPI), Kenneth F Soike, N. (CoPI), Buchanan, K. K. L. (CoPI), Kolls, J. K. (CoPI), Kozlowski, P. A. (CoPI), Krogstad, D. J. (CoPI), Kousoulas, K. K. G. (CoPI), Acevedo, L. L. D. (CoPI), Lackner, A. A. (CoPI), Larsen, M. H. (CoPI), Lee, C. H. (CoPI), Lowrie, R. C. (CoPI), Luchins, K. (CoPI), Levy, L. S. (CoPI), Stomatatos, L. L. (CoPI), Martin, L. L. N. (CoPI), Lentz, M. M. (CoPI), Kaack, M. M. B. (CoPI), Chen, M. M. F. (CoPI), Philipp, M. M. T. (CoPI), Mason, C. A. (CoPI), Poles, M. A. (CoPI), Miller, A. M. (CoPI), Moore, J. P. (CoPI), Murphey-corb, M. A. (CoPI), Mohan, M. M. (CoPI), Zadeh, M. M. M. (CoPI), Kuroda, M. J. (CoPI), Orandle, M. (CoPI), Ozbun, M. A. (CoPI), Vanselow, N. N. A. (CoPI), Letvin, N. N. L. (CoPI), Ostrow, R. S. (CoPI), Pahar, B. (CoPI), Molina, P. P. E. (CoPI), Bienasz, P. P. (CoPI), Krogstad, P. (CoPI), Winsauer, P. P. J. (CoPI), Robinson, P. P. (CoPI), Coan, P. P. N. (CoPI), Marx, P. P. A. (CoPI), Ramamoorthy, R. R. (CoPI), Rangan, S. R. (CoPI), Ratterree, M. (CoPI), Redfearn, S. (CoPI), Harrison, R. R. M. (CoPI), Robbiani, M. J. (CoPI), Roberts, J. A. (CoPI), Roberts, E. D. (CoPI), Roberts, N. E. D. (CoPI), Rudolf P Bohm, J. (CoPI), Bohm, R. (CoPI), Ryzhova, E. V. (CoPI), Garry, R. F. (CoPI), Veazey, R. R. S. (CoPI), Aaron, S. S. T. (CoPI), Schnell, M. J. (CoPI), Seder, R. (CoPI), Sestak, K. (CoPI), Smith, S. M. (CoPI), Soike, K. (CoPI), Soileau, J. (CoPI), Soulas, C. (CoPI), Staats, H. F. (CoPI), Stamatatos, L. A. (CoPI), Steinman, R. M. (CoPI), Nelson, S. S. (CoPI), Van De Wonde, S. S. (CoPI), Narasimhan, S. S. (CoPI), Pincus, S. S. H. (CoPI), Teleshova, N. (CoPI), Voss, T. T. (CoPI), Curiel, T. J. (CoPI), Traina-dorge, V. V. L. (CoPI), Larussa, V. V. F. (CoPI), Buck, W. W. R. (CoPI), Weissman, D. (CoPI), Whelton, P. K. (CoPI), Wilen, C. (CoPI), Williams, K. C. (CoPI), Wilson, L. A. (CoPI), Wiser, M. F. (CoPI), Zhang, L. (CoPI), Chen, Z. Z. (CoPI), Muehlenbein, M. P. (CoPI), Gaglio, P. J. (CoPI), Cook, S. S. D. (CoPI) & Kaack, M. (CoPI)

    5/1/854/30/12

    Project: Research project