The growth cycle of influenza as studied in touch preparations of the allantoic layer of chick embryos. 1. The number of cells lining the allantoic cavity.
D000367:Age Factors; D000482:Allantois / Q000166:cytology*; D000818:Animals; D002452:Cell Count / Q000379:methods; D002642:Chick Embryo / Q000166:cytology*; D002823:Chorion / Q000166:cytology; D004528:Egg Shell; D005321:Extraembryonic Membranes / Q000166:cytology*; D009975:Orthomyxoviridae / Q000254:growth & development*; D014776:Virus Cultivation / Q000379:methods