On the virus-like particles detected in the biopsy materials (lymphgland) of cancer and leukemic tissue in man.
D000818:Animals; D001706:Biopsy; D006801:Humans; D007938:Leukemia / Q000382:microbiology*; D008198:Lymph Nodes / Q000382:microbiology*; D051379:Mice; D009369:Neoplasms / Q000382:microbiology*; D051381:Rats; D014780:Viruses / Q000302:isolation & purification*