Short communication: Attempts to identify Clostridium botulinum toxin in milk from three experimentally intoxicated Holstein cows.


Three adult lactating Holstein cows were injected in the subcutaneous abdominal vein with 175 ng/kg of body weight of Clostridium botulinum type C toxin (451 cow median toxic doses) to determine if this botulinum toxin crosses the blood-milk barrier. Whole blood (in sodium heparin) and clotted blood serum samples were taken at 0 min, 10 min, and 3, 6, 9… (More)
DOI: 10.3168/jds.2008-1919