Fig. 1From: Detection of cytomegalovirus (CMV) by digital PCR in stool samples for the non-invasive diagnosis of CMV gastroenteritisMatched comparison between cfDNA and total DNA extracted from the same stool specimens using two distinct extraction kits. A Dots represent the concentrations of cfDNA and total DNA, and DNA samples extracted from the same specimens are linked by gray lines. B Dots represent the copy numbers of the reference gene in DNA samples, and those extracted from the same specimens are linked by gray linesBack to article page