Sebenzisa ngokuqondile i-lysate yomsila wegundane njengesifanekiso sokukhulisa i-PCR, ngaphandle kokukhipha okuhlukile kwe-DNA, ukuzwela okusheshayo nokuphezulu.
◮Akukho ukuhlanzwa kwe-DNA okuthatha isikhathi nokubizayo okudingekayo.
◮Isidingo sesampula sincane, thatha nje imbewu eyodwa.
◮Azikho izindlela zokwelapha ezikhethekile ezinjengokugaya nokuchoboza okudingekayo, futhi ukuhlinzwa kulula.
◮Isistimu ye-PCR ethuthukisiwe yenza i-PCR ibe nokucaciswa okuphezulu nokubekezelela okunamandla kuma-PCR reaction inhibitors.