THY1 and Familial prostate cancer: A subset of cases probed for ASPN expression were also dually examined for THY1 expression in stroma adjacent to benign prostate (n = 10) and in Gleason grade 3 (n = 6), Gleason grade 4 with noncribriform morphology (n = 6), and Gleason grade 4 with cribriform morphology (n = 7) prostate cancer.