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Table 1 Extraction efficiency of DNA from the flocked swabs impregnated with whole blood using three different extraction methods

From: Detection of newly produced T and B lymphocytes by digital PCR in blood stored dry on nylon flocked swabs

Extraction method Elution volume (µL) Mean DNA concentration (ng/µL) Standard deviation (ng/µL) Mean of total DNA yield (ng) Standard deviation (ng)
QIAamp DNA Blood Mini Kit 25 18.00 1.74 450 87.18
Gentra Puregene Blood Kit 30 92.75 6.73 2783 201.80
Homemade protocol 40 121.07 8.53 4843 341.39
  1. Experiments were done in triplicate