...Gamma-Retroviral Plasmids Gamma-Retroviral Plasmids Transfer Plasmids Packaging Plasmids Envelope Plasmids Additional...retroviral plasmids at Addgene, including popular packaging, envelope, and transfer plasmids. Viral...particles have been split into multiple plasmids for safety: Transfer plasmid — contains transgene, sgRNA, or ...flanked by LTRs Packaging plasmid — contains packaging genes Envelope plasmid — contains packaging gene...Popular Gamma-Retroviral Transfer Plasmids Want a retroviral plasmid with your gene of interest? Search...database for retroviral transfer plasmids that have inserts. ID Plasmid 5'LTR Description PI 1780 pBABE-neo...of immortalized cells. See plasmid 1771 for puromycin selection, and plasmid 1774 for neomycin selection...