Fig. 3 | npj Vaccines

Fig. 3

From: Newcastle disease virus-based H5 influenza vaccine protects chickens from lethal challenge with a highly pathogenic H5N2 avian influenza virus

Fig. 3

Clinical scores and survival rate of vaccinated and mock-vaccinated chickens after challenge. a Clinical scores were given in each group of chickens based on the clinical symptoms. The scores range from 0 to 3. (0: no clinical sign; 1: mild clinical signs; 2: severe clinical signs; 3: dead). Only the mock-vaccinated chickens showed clinical symptoms. b Survival rates of mock-vaccinated and vaccinated chickens were calculated daily. Both live and inactivated NDV-H5 vaccinated chickens survived and none of mock-vaccinated chickens survived from the challenge

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