umphumela

Incazelo emfushane:

I-Sem Antigen ihlanganiswe esifundeni sokuhlolwa kolwelwesi lweNitrocellulose lwemichilo, futhi i-sem antibody ifakwe i-colloid Gold. Ngesikhathi sokuhlolwa, i-colloid Gold ethola i-antilody ehlanganiswe emgqeni iqhubekele phambili kulolulwelwesi, futhi umugqa obomvu uzovela lapho i-antibody iqoqa nge-antigen emugqeni wokuhlola; Uma i-SEM kwisampula ingaphezu komkhawulo wokutholwa, i-antibody izosabela ngama-antigen kwisampula futhi ngeke ihlangabezane ne-antigen kulayini wokuhlola, ngakho-ke ngeke kube khona umugqa obomvu olayini wokuhlola.