We describe a molecular clone of maedi-visna virus that expresses GFP and is fully infectious. Replication of this virus can be detected by using fluorescence microscopy and flow cytometry.
Jónsson, S. R., Andrésdóttir, V. Propagating and Detecting an Infectious Molecular Clone of Maedi-visna Virus that Expresses Green Fluorescent Protein. J. Vis. Exp. (56), e3483, doi:10.3791/3483 (2011).