Abstract
Avian myeloblastosis virus cannot initiate its reproduction in the presence of amethopterin or fluorodeoxyuridine. This inhibition is reversed by thymidine. Addition of either inhibitor after virus production has started does not inhibit further virus synthesis. In presence of either inhibitor, deoxyribonucleic acid synthesis is inhibited by over 90%, but ribonucleic acid synthesis is not affected. Cells resume their normal growth rate 24 hr after removal of either inhibitor.
MeSH Terms
Animals
Antiviral Agents/pharmacology
Avian Leukosis Virus/drug effects,growth & development
Cell Division/drug effects
Chick Embryo
Culture Techniques
DNA, Viral/biosynthesis
Fibroblasts
Floxuridine/pharmacology
Methotrexate/pharmacology
RNA, Viral/biosynthesis
Thymidine/pharmacology
Tritium
Uridine
Virus Replication/drug effects
Chemicals
Antiviral Agents
DNA, Viral
RNA, Viral
Floxuridine
Tritium
Thymidine
Uridine
Methotrexate
Authors & Affiliations
3 authors, click to expand affiliations / ORCID
Knudson A G
Brodetsky A M
Baluda M A
References (14)
14 references, click to expand
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