Here, Nicole J. Moreland & team report widespread antibody heterogeneity between cases, yet identify a protein expressed in cardiac muscle as an immunodominant autoantigen with potential as a diagnostic biomarker.
1Department of Molecular Medicine, and.
2Maurice Wilkins Centre for Biodiscovery, The University of Auckland, Auckland, New Zealand.
3Department of Genetics and Genomic Sciences, Icahn School of Medicine at Mount Sinai, New York, New York, USA.