Fig. 1From: Clioquinol-Zinc Chelate: A Candidate Causative Agent of Subacute Myelo-Optic NeuropathyCell survival curve of MMAN cells after 24 hr of treatment with clioquinol, zinc, combination therapy, or vehicle alone. The number of cells in the clioquinol-plus-zinc treatment is significantly different from the values in the other three columns. The error bars represent SEM. The asterisk represents p < 0.05.Back to article page