For blood clot samples, Liquefaction Columns CX2 is recommended (self-provided).
Genomic DNA extracted from different volumes of blood (0.5 ml, 1 ml, 2 ml and 3 ml) was extracted by TIANamp Blood DNA Midi Kit. 3 μl of 500 μl was loaded on a 1% agarose gel for electrophoresis. M: TIANGEN Marker D15000.
Results: TIANamp Blood DNA Midi Kit showed a good linear relationship when extracting 0.5-3 ml blood.