Androgen receptor expression and full length of blots shown in Fig. 1a (.pdf) A) Western blot analysis of the androgen receptor (AR) in prostate cancer cell lines. Antibody against the AR recognized both full length (FL) and the V7 spliced variant. Tubulin was used as a loading control. B) High and low molecular weight regions surrounding ORF2 and ORF1. Overexposed images are from the same blot as shown in Fig. 1a. (PDF 2780Â kb