Unsuspected viral infection in embryonic bone rudiments.
D000818:Animals; D001354:Avian Leukosis Virus / Q000254:growth & development*; D001842:Bone and Bones / Q000196:embryology* / Q000382:microbiology; D002642:Chick Embryo / Q000382:microbiology*; D010011:Osteocytes / Q000382:microbiology*