Ezubere iji

Ngwa nyocha maka Prostate Specific Antigen efu (fluorescence immunochromatographic assay) bụ nyocha immunochromatographic fluorescence maka nchọpụta ọnụọgụ nke Prostate Specific Antigen (fPSA) efu n'ime ọbara mmadụ ma ọ bụ plasma. Enwere ike iji oke fPSA/tPSA mee ihe na nchọpụta dị iche iche nke ọrịa kansa prostate na hyperplasia prostate benign. A ga-akwadorịrị nlele niile dị mma site na usoro ndị ọzọ. Ezubere ule a maka naanị ndị ọkachamara ahụike.

Nchịkọta

Free prostate-specific antigen (fPSA) bụ prostate kpọmkwem antigen ewepụtara n'ime ọbara n'ụdị efu na zoro ezo site prostate epithelial cell. 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 efu 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.