"Bacterial translocation" refers to the movement of bacteria from the gut or intestines to other parts of the body, such as the bloodstream or lymph nodes. Full definition
Spaeth G, Berg RD, Specian RD, Deitch EA, August 1990, «Food Without Fiber promotes bacterial translocation from the gut» Surgery 108 (2) pp 204 - 47 (ericbakker.com)
The addition of emulsifiers to food seems to fit the time frame and had been shown to promote bacterial translocation across epithelial cells. (sciencedaily.com)
The attending veterinarian probably will prescribe a course of broad spectrum antibiotics to help prevent systemic bacterial infection (septicemia) and other bacterial complications that can result from bacterial translocation across the dog's damaged intestinal lining. (petwave.com)