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. 2009 Apr;25(2):113–119. doi: 10.1089/jop.2008.0098

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Copyright 2009, Mary Ann Liebert, Inc.

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FIG. 1. — Graphic representation of overall relative toxicities of human corneal (gray bars; 10.014 pRSV-T) and conjunctival epithelial cells (black; Wong–Kilbourne derivative of conjunctiva, clone 1-5c-4) after being put into contact with the most commonly used concentration of each of the experimental testing solutions (10% formalin [dead control], stabilized thimerosal [Thi: 0.0025%], benzalkonium chloride [BAK: 0.025%], chlorobutanol [Cbl: 0.25%], methyl paraben [MP: 0.01%], sodium perborate [SP: 0.0025%], disodium-ethylene diamine tetra-acetate [EDTA: 0.01%], and media alone [total viable control]) for 1 h.