HNRNPH2 and frontotemporal dementia: Instead, we divided the 28 sALS/FTD patients into three groups based on clinical diagnosis and hnRNP H insolubility: ALS-hnRNP H low insolubility (ALSlow; 7 patients), ALS-hnRNP H high insolubility (ALShigh; 13 patients) and FTD (FTD; 8 patients) (Supplementary file 1A).