Fig. 3From: Detection of Parvovirus B19 genome in human heart tissue samplesAmplification of ACTB in extracted DNA samples. Homogenized and non-homogenized heart tissues were incubated at 55 °C in the presence of proteinase K for 1, 2, 4 and 24 h. PCR products (135 bp) were visualized using 1% agarose gel electrophoresisBack to article page