Le khasi U-Elisa Reader yi-enzyme-intermined immunoassay. Kuyithuluzi elikhethekile le-enzyme-lixhumanisa i-imrososorbent assay, ebizwa nangokuthi i-microplate detector. Ingahlukaniswa izigaba ezimbili: ama-semi-okuzenzakalelayo futhi azenzakalelayo azenzakalelayo, kepha imigomo yawo yokusebenza ayisiyofana. Umgogodla uyi-colorimeter, ngamanye amagama, kusetshenziswa ukuhlaziya ama-colorimetric. Ukuzimisela kudinga ngokuvamile ivolumu yokugcina yesisombululo sokuhlola ukuba ngaphansi kwama-250μL, kanti isivivinyo asikwazi ukuqedwa ngombala ojwayelekile we-umbalaimeter, ngakho-ke kukhona izidingo ezikhethekile zombala we-photoelectric in the Elisa Reader.