Federspiel, Mark J Reverse Engineering Provides Insights on the Evolution of Subgroups A to E Avian Sarcoma and Leukosis Virus Receptor Specificity. [electronic resource] - Viruses 05 2019 Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Review ISSN: 1999-4915 Standard No.: 10.3390/v11060497 doi Subjects--Topical Terms: AnimalsAvian Leukosis Virus--geneticsAvian Sarcoma Viruses--classificationChickens--virologyEvolution, MolecularMutationReceptors, Virus--geneticsReverse GeneticsSarcoma, AvianViral Envelope Proteins--geneticsVirus InternalizationVirus Replication