Figure 1From: 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. 1A Photomicrograph of disc tissue showing immunolocalization of ERβ in disc cells in the annulus of a cervical disc specimen from a 49 year old female patient. Localization is cytoplasmic. Fig. 1B, negative control. (original magnification × 640).Back to article page