Figure 3From: Expression and localization of estrogen receptor-β in annulus cells of the human intervertebral disc and the mitogenic effect of 17-β-estradiol in vitroFig. 3A presents a positive control photomicrograph of a specimen of benign hyperplasia of the prostate; localization is cytoplasmic. Fig. 3B, negative control performed with omission of primary antibody.Back to article page