Raw milk 2007 and 2016 there was a burden of 144 outbreaks connected to raw milk consumption in the United States. Because raw milk production skips the pasteurization process, the germs that are normally removed remain in the milk product. Exposure to raw milk containing harmful germs poses a threat of infection, including Camplyobacter, Cryptosporidium, E.coli, Listeria, and Salmonella. Additionally, depending on the severity of infection, there may be further threat to human health. Infection has the potential to induce serious illness such as Guillain-Barré syndrome and Hemolytic Uremic Syndrome (HUS). Because of the vulnerability of developing and degrading immune systems, children,
Swine brucellosis nickel transport, "nikA", is activated by metal ion deficiency and is expressed once in the phagosome. Nickel is essential for many enzymatic reactions, including ureolysis to produce ammonia which in turn may neutralize acidic pH. Since "B. suis" is unable to grow in a strongly acidic medium, it could be protected from acidification by the ammonia. Summary: The most frequent clinical sign following "B. suis" infection is abortion in pregnant females, reduced milk production, and infertility. Cattle can also be transiently infected when they share pasture or facilities with infected pigs, and "B. suis" can be transmitted by cow’s milk.