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Schematic of the potential amyotrophic lateral sclerosis (ALS) pathophysiologies modulated by vitamin D and the possible subsequent mitigation of ALS. (TNF‐α, tumor necrosis factor‐ α; IL‐1β, interleukin‐1β; NOS, nitric oxide synthase; MAP, microtubule‐associated protein; GAP, growth‐associated protein).
