Such localization avoids degradation of antigens by Appl Microbiol Biotechnol proteases present in the gastrointestinal tract, and it also makes them available to the immune system of the host only after lysis of the carrier strain cells
Such localization avoids degradation of antigens byAppl Microbiol Biotechnolproteases present in the gastrointestinal tract, and it also makesthem available to the immune system of the host only afterlysis of the carrier strain cells