Chick embryo lethal orphan (CELO) virus as a possible contaminant of egg-grown virus vaccines.
D000256:Adenoviridae / Q000187:drug effects / Q000276:immunology / Q000302:isolation & purification*; D000818:Animals; D000906:Antibodies; D002642:Chick Embryo; D046508:Culture Techniques; D003588:Cytopathogenic Effect, Viral; D004340:Drug Contamination; D005347:Fibroblasts; D005557:Formaldehyde / Q000494:pharmacology; D006801:Humans; D007252:Influenza Vaccines; D007668:Kidney; D009500:Neutralization Tests; D013696:Temperature; D014765:Viral Vaccines
D000906:Antibodies; D007252:Influenza Vaccines; D014765:Viral Vaccines; D005557:Formaldehyde