Fig. 3From: The 3D8 single chain variable fragment protein suppresses Newcastle disease virus transmission in transgenic chickensThe survival rates of chickens directly challenged with NDV. Six chickens per group were directly challenged by intramuscular injection with 1Ā ml of 105.5 EID50/ml of velogenic NDV, Kr005 strain. Chickens were monitored daily for 5 days to measure the clinical signs and mortality rateBack to article page