Ingileif Jonsdottir, Björn Nilsson, Kari Stefansson and colleagues perform a genome-wide association study for immunoglobulin levels in Icelandic and Swedish cohorts. They find 38 new variants associated with IgA, IgG, IgM or composite immunoglobulin traits and identify candidate genes underlying the regulation of immunoglobulin levels.
- Stefan Jonsson
- Gardar Sveinbjornsson
- Kari Stefansson