• Biotin-ddUTP (Jenabioscience, NU-1619-BIOX-S or L) • Biotin-dCTP (Jenabioscience, NU-809-BIOX-S) • Streptavidin magnetic beads (NEB S1420S)
• Sodium cyanoborohydride (Sigma, 8180530025)
• TdT (Thermo Scientific, EP0162) • T4 PNK (NEB, M0201S)
• Amicon Ultra-0.5 Centrifugal Filter Unit, 30 KDa (Millipore, UFC503096) • SPRIselect (Beckman Coulter, B23317)