AD	androgen-dependent
AI	androgen-independent
ATCC	American-Type Culture Collection
AU	arbitrary units
CaP	prostate cancer
CCD	charge-coupled device
CM	conditioned medium
ELISA	enzyme-linked immunoassay
EMT	epithelial-to-mesenchymal transition
HGF	hepatocyte growth factor
HRPC	hormone refractory prostate cancer
PrEC	prostate epithelium cell
PIN	prostatic intraepithelial neoplasia
PrSC	Prostate stromal cells
PSA	prostate specific antigen
RT-PCR	reverse transcribed polymerase chain reaction
SDS-PAGE	SDS-polyacrylamide gel electrophoresis