Increased cerebrospinal fluid adenosine 5'-triphosphate in patients with amyotrophic lateral sclerosis. Alzforum, 09 Jul 2021 Nukui T, Matsui A, Niimi H, Sugimoto T, Hayashi T, Dougu N, Konishi H, Yamamoto M, Anada R, Matsuda N, Kitajima I, Nakatsuji Y.