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Comparison of cytokines in the primary Sjögren syndrome model. A, Levels of cytokines on the ocular surface (corneoconjunctiva) of the PBS and RCI001 groups in an experimental dry eye model. B, Cytokine levels in the lacrimal glands of the PBS and RCI001 groups. No significant difference was observed between the 2 groups in the experimental dry eye model. Data are expressed as mean ± standard error of the mean. *P < 0.05, **P < 0.01, and ***P < 0.001.
