significant differences were found between four strains of goatpox virus isolated from goats in egypt , iraq , iran and the u.s.s.r. , namely in their growth behaviour in embryonated eggs , ceiling temperature , plaque characteristics in cell culture , heat resistance and in the degree of inhibition of their replication by actinomycin d and bromodeoxyuridine .
C0039476
temperature
C1521970
characteristics