What Is Er Staining And How Does It Work? Essential Guide

what is er staining and how does it work

ER staining is a laboratory technique used to detect estrogen receptors in tissue samples, most commonly breast cancer biopsies. It works by using antibodies that bind specifically to estrogen receptor proteins, which are then visualized under a microscope through a color-changing chemical reaction. This test helps doctors determine whether a cancer is hormone receptor-positive and … Read more