Page 311 of articles about health

USA - Senators introduce veterinary services legislation

28-Sep-2009
The American Veterinary Medical Assn. (AVMA) applauded Sept. 24 U.S. Sens. Debbie Stabenow (D., Mich.) and John Thune (R., S.D.) for introducing a Senate bill, the Veterinary Services Investment Act (VSIA), that will confront critical veterinary service shortages.

PRRS Eradication: A dream or missed opportunity?

Since 1987, Porcine Reproductive and Respiratory Syndrome virus (PRRS) has become a global drain on pig productivity, profitability, and many a producers’ morale. One thing that remains certain is PRRS virus continually finds ways to circumvent our best bio-management efforts. PRRS marches on in a ceaseless continuum of antigenic change making current vaccines and other control techniques of limited value.

Immunity and serotype

The decrease in the contact time between the mother and her piglets, due to the common practice of early weaning, has led to the appearance of some piglets that are not completely colonised or that have not acquired a sufficient level of maternal antibodies. On mixing with other litters, these piglets are faced with distinct strains while lacking the necessary antibodies against the disease.