Nnwale prostate Specific Antigen PSA nwere mmetụta dị elu
Ezubere iji
Ngwa nyochamaka Prostate Specific Antigen (fluorescence immunochromatographic assay) bụ fluorescence immunochromatographic.
Nnwale maka nchọpụta quantitative nke Prostate Specific Antigen (PSA) na ọbara mmadụ ma ọ bụ plasma, nke a na-ejikarị eme nchọpụta inyeaka nke ọrịa prostate. A ga-ejirịrị usoro ndị ọzọ kwadoro ihe nlele niile dị mma. Ebubere ule a maka
naanị ndị ọkachamara ahụike na-eji.
Nchịkọta
PSA (Prostate Specific Antigen) bụ ihe na-emepụta ma na-ezobe ya site na mkpụrụ ndụ epithelial prostate n'ime semen ma bụrụ otu n'ime ihe ndị mejupụtara plasma seminal, ọ nwere ihe fọdụrụnụ amino acid 237 na ịdị arọ ya dị ihe dị ka 34kD. Ọ nwere ọrụ serine protease nke otu yinye. glycoprotein, na-ekere òkè na usoro nke mmiri ara ehi. PSA n'ime ọbara bụ nchikota PSA na PSA jikọtara ọnụ. ọkwa plasma ọbara, na 4 ng/mL maka uru dị oke egwu, PSA na ọrịa kansa prostate Ⅰ ~ Ⅳ oge nke uche nke 63%, 71%, 81% na 88% n'otu n'otu.