NCAM1 and amyotrophic lateral sclerosis: ALS patients exhibited higher peripheral blood cell counts (cells/μl) of granulocytes, NK cells, total T cells, CD4+ and CD8+ T cells, and CD3+CD56+ T cells (Fig 1A and 1B), whereas monocytes, B cells, and the CD4/CD8 ratio were not different (S1 Table).