Abstract Number: 2492 • 2013 ACR/ARHP Annual Meeting
Functionally Distinct ERAP1 Haplotype Combinations Distinguish Individuals With Ankylosing Spondylitis
Background/Purpose: The association of Ankylosing Spondylitis (AS) with HLA-B27 has been known for many years. Recent genetic linkage studies have identified polymorphisms within the aminopeptidase,…