. . . . . . . . . . . . "[San Diego Zoo koalas are currently free of malignant neoplasias and were infected with only endogenous KoRV, which we now term subtype KoRV-A, whereas Los Angeles Zoo koalas with lymphomas/leukemias are infected in addition to KoRV-A by a unique KoRV we term subtype KoRV-B. KoRV-B is most divergent in the envelope protein and uses a host receptor distinct from KoRV-A.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2016-02-19"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2016-05-13T12:49:59+02:00"^^ . . . . . . . . . . . "v4.0.0.0" . "v4.0.0" .