Role of the 3' long open reading frame region of bovine leukemia virus in the maintenance of cell transformation
Author(s) -
R. Kettmann,
Y. Cleuter,
D. Grégoire,
A. Burny
Publication year - 1985
Publication title -
journal of virology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.617
H-Index - 292
eISSN - 1070-6321
pISSN - 0022-538X
DOI - 10.1128/jvi.54.3.899-901.1985
Subject(s) - biology , open reading frame , virology , bovine leukemia virus , leukemia , polyadenylation , clone (java method) , virus , transformation (genetics) , microbiology and biotechnology , viral transformation , rna , vector (molecular biology) , gene , genetics , peptide sequence , recombinant dna
Viral RNA expression was studied by dot blot hybridization with polyadenylated RNAs extracted from a bovine (YR-1) and an ovine (YR-2) tumor cell clone. Both clones were derived from in vivo bovine leukemia virus-induced tumors. The probes used were either the bovine leukemia virus information or only the long open reading frame sequences. No viral RNA corresponding to the bovine leukemia virus long open reading frame region was detected in YR-2, and a very limited amount of bovine leukemia virus messages was unraveled in YR-1. These results strongly suggest that viral expression, even in the long open reading frame region, is not required to maintain transformation of at least some tumor cells.
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