(a) Comparison of the DNA extracting capacities of the current approaches, BP/DC with commercial protocols, and BP/DC with the new protocol. (b) A UV imager was used to compare DNA absorbed utilizing a single piece of PF-BA against blank controls. (c) DNA electrophoresis of the blanks of BP/DC with the new protocol (Marker; BP; DC). (d) The PCR products of negative control, TIANGEN, NANOEAST, QIAGEN and DC.</p