Studies on a factor (s) toxic to chick embryos in the blood of human malignancy. I. Bioassay of malignant, nonmalignant, and "normal" blood in the chick embryo system.
D000818:Animals; D001769:Blood; D002642:Chick Embryo; D006801:Humans; D066298:In Vitro Techniques; D007938:Leukemia / Q000097:blood*; D009369:Neoplasms / Q000097:blood*; D012621:Seasons