Table 2.

Compilation of UHMW DNA extraction methods for UL sequencing, optimized in human GM12878 cells

Without kits (phenol-based)Without kits (phenol-free)Kit-based
Quick's phenol protocol Quick 2018Logsdon's phenol protocol Logsdon et al. 2021Phenol + glass beadsCTAB or SDS Lysis + glass beadsCTAB–CoHex Lysis + glass beadsNEB Monarch Cell & Blood KitCirculomics Nanobind CBB Big DNA Kit
ABCDEFG
Standard cell input50 million20–70 million1–5 million1–5 million1–5 million0.5–5 million6 million
Phenol–chloroformYesYesYesNoneNoneNoneNone
Lysis bufferSDSSDSSDSCTAB or SDSCTAB and CoHexProprietaryProprietary
SPRI substrateNoneNone3 mm glass beads3 mm glass beads3 mm glass beads4 mm glass beadsNanobind disc
Precipitation reagentsEthanol, ammonium acetateEthanol, ammonium acetateEthanol, ammonium acetateIsopropanol, ammonium acetateCoHexIsopropanol, proprietary binding bufferIsopropanol, proprietary binding buffer
DNA extraction time4 h4 h + overnight2 h1 h1 h∼30 min2 h
DNA resuspension time2 days2 daysmin. overnightmin. 2 hmin. overnightmin. 1 h (standard overnight)overnight