... Mix the dilutions well Note: the 1:10 dilution can usually be omitted because this dilution typically... serial dilutions of the lentivirus into DMEM complete containing 10 μg/mL polybrene: Dilution Volume ...quantified. Add 150 μL of a viral dilution to each well (each well gets one dilution) Also include an untransduced... colonies for at least 2 of the dilutions. Pro-Tip The higher dilution wells tend to provide more accurate...present in the lower dilutions, and single colonies are visible in the higher dilutions. Last reviewed on...staining resistant colonies with crystal violet solution and, therefore, the cells cannot be used for later...DMEM complete containing 10 μg/mL polybrene by diluting 20 μL of 10 mg/mL polybrene into 20 mL of media...