The FDA announced this week that it has requested that animal drug companies voluntarily revise the labels of drugs intended to treat internal parasites in livestock to add information about antiparasitic resistance.
While we think of wild animals as the primary carriers of rabies, domestic livestock including cattle are susceptible to the virus, and because of their more frequent contact with humans, can pose a risk of transmission.
USDA researchers say they have found little difference in levels of antimicrobial resistant bacteria in ground beef samples from either cattle raised without antibiotics or from conventionally raised cattle.
Increasing the liquid nutrients delivered to calves in cold weather is a highly recommended practice, and is done with the best of intentions. But abomassal bloat can be a deadly side effect for some calves.
Prions, the misshapen proteins associated with transmissible spongiform encephalopathies such as BSE and CWD have a dangerous ability to persist and remain infective in spite of environmental exposure.