Fig. 2

Representative images of serum response factor (SRF) protein expression assessed by immunohistochemistry on docetaxel resistant prostate cancer metastases; low power magnification of entire core and 40× magnification inset. Clockwise from top left a: bone metastasis demonstrating strong nuclear SRF expression, b: Bone metastasis demonstrating weak SRF nuclear expression, d: Soft tissue metastasis demonstrating weak SRF nuclear expression, c: Soft tissue metastasis demonstrating strong nuclear SRF expression. Images magnified × 40