Fig. 4From: The opposing action of stromal cell proenkephalin and stem cell transcription factors in prostate cancer differentiationIn vitro growth of adenocarcinoma LuCaP 70CR. These photomicrographs (magnification indicated) show the expansion of LuCaP 70CR from thaw to d8 in culture with MEF. Small cell clusters could be observed at d3 (top right, red arrows). At d8, two colony morphologies were seen (compare bottom middle and right)Back to article page