DNA wanda ba shi da salula (cfDNA) guntu ne na cfDNA da aka fitar daga sel zuwa cikin jini wanda zai iya ɗaukar bayanan halitta dagaciwace-ciwace, pathogens da tayi.Binciken cfDNA yana ba da alamomi masu mahimmanci don ganewar asali, ganowa da kuma lura da ci gaban cututtukasion.A halin yanzu, an yi amfani da wannan fasaha sosai a cikin fagagen gano maye gurbi, jagorar magani da kuma hasashen hasashen,gano pathogen da kuma marasa cin zarafi prenatal nunawa.

Kit ɗin keɓewar DNA mai kyauta na Foregene an ƙirƙira shi don ware DNA mai kyauta ta tantanin halitta (cfDNA) daga jini, ruwan jini, ruwan jiki, ko samfuran fitsari.Kit ɗin na iya keɓe cfDNA cikin sauri da dacewa cikin matakai uku: lysis/ ɗaure, wankewa da elution.Yana amfani da ƙirar silica-mai rufi na musamman na superparamagnetic beads tare da keɓaɓɓen tsarin lysis/na ɗaure don dawo da ƙwayoyin nucleic da ke yawo ta hanyar haɗin gwiwar hydrogen da ƙarfin lantarki, ba tare da sunadaran sunadarai da sauran ƙazanta ba.Ya dace da manyan tashoshin hakar mai sarrafa kansa mai ƙarfi don shirye-shiryen kowane bincike na ƙasa ta amfani da PCR ko NGS.