Figure 3From: Characterization of ductal and lobular breast carcinomas using novel prolactin receptor isoform specific antibodies Western blot analysis using lysates prepared from MDA MB 231 or MCF7 xenografts. Three separate tumors from three separate animals for each cell type were separated by PAGE, probed with either LF, SF1a, or SF1b specific antibody, and detected by ECL.Back to article page