Figure 2.
Concentrations of TNF-α (A), IL-6 (B), IL-8 (C), and IL-12P70 (D) from dry eye and normal control patients were determined by ELISA assay. Versus normal control, # P<0.05; versus SS-ATD group, * P<0.05; versus NSS-ATD group, $ P<0.05.
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