Amyotrophic Lateral Sclerosis 26 with or Without Frontotemporal Dementia, is also known as als26. An important gene associated with Amyotrophic Lateral Sclerosis 26 with or Without Frontotemporal Dementia is TIA1 (TIA1 Cytotoxic Granule Associated RNA Binding Protein). Affiliated tissues include spinal cord and prefrontal cortex, and related phenotypes are lewy bodies and amyotrophic lateral sclerosis