BDNF Val66Met (rs6265) in Ankylosing Spondylitis: A Descriptive Genotype–Phenotype Study in a Romanian Cohort
Background: Ankylosing spondylitis (AS) is a chronic inflammatory disease with musculoskeletal and extra-articular manifestations and associated cardiometabolic comorbidity. Brain-derived neurotrophic factor (BDNF) is involved in pain processing, neuroplasticity, inflammatory signaling, and metabolic regulation. The fu...