The relative sensitivity of chick and rabbit tissues for the titration of vaccinia and cowpox viruses.
D000818:Animals; D002642:Chick Embryo; D046508:Culture Techniques; D005321:Extraembryonic Membranes / Q000382:microbiology; D011817:Rabbits; D012867:Skin / Q000382:microbiology; D014616:Vaccinia virus / Q000302:isolation & purification*