| 摘要 |
<p>Isolated nucleic acid molecules comprising one or more of the sefB, sefC, sefD, sefU1, sefU2, agfA, tctA, tctB, or tctC genes of Salmonella. Isolated proteins encoded by said genes. Methods and compositions for eliciting an immune response in animals utilizing the isolated genes and/or proteins, including the utilization of attenuated Salmonella, E. coli, Shigella and other bacteria produced pursuant to induced mutuations in certain of the described genes.</p> |
