In this article published in June 2020, the authors describe exonic variants identified in three unrelated families with Type II Alexander disease that alter the splicing of GFAP pre-messenger RNA (mRNA) and result in the upregulation of a previously uncharacterized GFAP lambda isoform (NM_001363846.1). The authors would like to acknowledge further support of this study by the Commonwealth of Pennsylvania, Department of Health, Formula Grant, SAP 4100077047.
The authors apologize for this omission.