PMID 21156761 2011 A genome-wide association study suggests contrasting associations in ACPA-positive versus ACPA-negative rheumatoid arthritis.
rs9268853 in
HLA-DRB9 gene and
Ulcerative Colitis
PMID 21297633 2011 Meta-analysis identifies 29 additional ulcerative colitis risk loci, increasing the number of confirmed associations to 47.