Sensitive and specific enzymatic assay for the determination of precursor forms of prostate-specific antigen after an activation step. by Niemelä, P, Lövgren, J, Karp, M, Lilja, H, Pettersson, K

Immunoassay for the discrimination of free prostate-specific antigen (fPSA) forms with internal cleavages at Lys(₁₄₅) or Lys(₁₄₆) from fPSA without internal cleavages at Lys(₁₄₅) o... by Peltola, M, Niemelä, P, Alanen, K, Nurmi, M, Lilja, H, Pettersson, K

Association of free-prostate specific antigen subfractions and human glandular kallikrein 2 with volume of benign and malignant prostatic tissue. by Steuber, T, Niemela, P, Haese, A, Pettersson, K, Erbersdobler, A, Felix Chun, K, Graefen, M, Kattan, M, Huland, H, Lilja, H