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 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 ihe dị ka 34kD. O nwere serine protease ọrụ nke otu yinye glycoprotein, sonye na liquefam usoro. 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.