Schütz, E., et al. “Chromosomal Instability in Cell-Free DNA Is a Serum Biomarker for Prostate Cancer.” Clinical Chemistry 2015; 61: 239-248.

Tumor-specific cell free DNA (cfDNA) present in serum and plasma provides a real-time, easily accessible surrogate. We demonstrated variations in the number of  cfDNA sequences circulating in the serum of patients with prostate cancer compared with healthy controls.

Read the full article on: http://clinchem.aaccjnls.org/content/61/1/239.full.pdf