Fig. 2From: Tenfold difference in DNA recovery rate: systematic comparison of whole blood vs. dried blood spot sample collection for malaria molecular surveillanceLimit of detection for different DNA extraction methods by varATS qPCR. Based on serial dilution of NF54 in vitro culture using a probit regression model. A NucleoMag method (blues); B Tween-Chelex method (yellows); C QIAamp method (greens); and D Direct PCR method (reds). Different colors indicate different whole blood or DBS inputsBack to article page