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Augmentation of the gene expression response* to bacterial infection in the presence of conjunctival inflammation† for (a) TNF, (b) MMP-9, and (c) TIMP-2. *Conjunctival expression level of the gene of interest is expressed as a ratio to the HPRT-1 expression level in the same sample. †No inflammation versus inflammation for each bacterial infection group, adjusted for ethnicity for TNF and TIMP-2. Interaction P-values for inflammation and bacterial infection are given in Table 8.
