Ro60 Expression in Macrophages in Sjogren's Disease

Inclusion Criteria

• •Patients with SSp Subjects aged between 18 and 75, without chronic disease; Subject meeting the classification criteria for SSp; Subject with positive anti-SSA serology; French-speaking subject able to give written consent; Subject affiliated to the Sécurité Sociale or an equivalent scheme; Subject willing to have blood samples taken;
• •Control subjects Subjects aged between 18 and 75, without chronic disease and not meeting SSp classification criteria; Subject who understands and speaks French and is able to give written consent; Subject affiliated to the French Social Security system or an equivalent scheme; Subject willing to have blood taken;