Influence of chick embryo age on assay of poliovirus RNA in embryonated eggs.
DENYS
P
P
PRINZIE
A
A
D001681:Biological Assay; D004622:Embryo, Mammalian / Q000502:physiology*; D004625:Embryo, Nonmammalian / Q000502:physiology*; D011051:Poliomyelitis; D017955:Poliovirus / Q000737:chemistry*; D012313:RNA / Q000821:virology*
D012313:RNA
EMBRYO/physiology; POLIOMYELITIS VIRUSES/chemistry; RIBONUCLEIC ACID/virology