kallikrein 13 is expressed in the nonmalignant and malignant prostate, with cancer tissues demonstrating slightly lower expression | Immunohistochemical localization of human kallikreins 6, 10 and 13 in benign and malignant prostatic tissues. Petraki CD, Gregorakis AK, Papanastasiou PA, Karavana VN, Luo LY, Diamandis EP. | 01/21/2010 |