HTT and infection: Differentiated non‐htt‐SHSY5Y or SHSY5Y‐htt‐N63‐148Q cells were infected with either AAV‐CaM‐peptide + GFP, AAV‐scram‐CaM‐peptide + GFP or AAV‐GFP (MOI = 50), and forty‐eight hours post‐infection levels of cytotoxicity were measured.