Vitamin D Receptor BsmI Polymorphism and Inflammatory Features in Juvenile Idiopathic Arthritis.
BACKGROUND Vitamin D and vitamin D receptor (VDR) gene polymorphisms influence immune regulation, but their role in juvenile idiopathic arthritis (JIA) remains unclear. We aimed to examine the association between BsmI VDR gene polymorphism and JIA susceptibility in children and evaluate its relationship with inflammato...