Differential Diagnosis of Benign and Cancer Prostate The detection of Hexim1 gene expression levels by polymerase chain reaction (PCR) complemented by analysis of tissue and cellular distribution using immunohistocheistry (IHC) will provide critical information not only in the growth status of the prostate gland but more importantly, it will distinguish between benign or cancerous growth. It will be a... Category(s): Technology Classifications > Diagnostics, Technology Classifications > Gene Therapy, Campus > SUNY Old Westbury