
LV591 by Applied Biological Materials is a 1.0 µg insert-empty lentiviral control plasmid with CMV promoter co-expressing mKate2 far-red RFP (excitation ∼588 nm / emission ∼633 nm) and Puromycin resistance via a 2A peptide. Matched RFP-channel negative control for CMV-CBh-RFP-2A-Puro backbone experiments. Requires lentiviral packaging. Shipped on ice pack; store at −20°C or below.