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. Nke anwalebu n'obi maka
naanị ndị ọkachamara ahụike na-eji.
Nchịkọta
PSA (Prostate Specific Antigen) bụ synthesized na zoro ezo site prostate epithelial cell n'ime semen na bụ otu n'ime isi ihe nke seminal plasma. O nwere 237 amino acid residues na molekụla arọ ya bụ banyere 34kD. O nwere serine protease ọrụ nke otu yinye glycoprotein, na-ekere òkè na usoro nke semen lipid. 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.