Two papers presented at last summer’s Krakow Emerging Diseases Symposium presented seemingly contradictory results. But caution is needed in interpreting their findings
by S. ERNEST SANFORD
Spray-dried plasma protein (SDPP) has become an essential component of piglet feeds over the last two decades and is widely used in piglet feeds across North America and elsewhere. Very soon after the circovirus epidemic exploded in Quebec and Ontario in 2004/2005, speculation was rife about the possibility of SDPP being involved in the spread of the deadly PCV type 2 (PCV2) virus.