NTM and endometriosis: This study aimed to investigate neurotrimin (NTM)'s expression, a glycerophosphatidylinositol-anchored neural adhesion molecule, in endometriotic lesions and eutopic endometrial tissue.<h4>Methods</h4>In this laboratory based observational study NTM expression was measured in patients with early- and advanced-stage endometriosis and controls (patients without endometriosis who underwent gynecological surgery.