About the Authors
- Gunilla Törnqvist, Anna Sandberg, Anna-Carin Hägglund, Leif Carlsson
- Umeå Center for Molecular Medicine, Umeå University, Umeå, Sweden
The authors have declared that no competing interests exist.
Conceived and designed the experiments: LC. Performed the experiments: GT AS ACH. Analyzed the data: GT AS ACH LC. Contributed reagents/materials/analysis tools: ACH. Wrote the paper: GT AS ACH LC.