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Comparison of proportions of regulatory T lymphocytes in murine appendices between normal (□) and test mice [with appendicitis (▪)]. (a) Forkhead box P3 (FoxP3)− regulatory T lymphocyte, (b) CD4− FoxP3− regulatory T lymphocyte and (c) CD8− FoxP3− regulatory T lymphocyte. Bars represent the mean value calculated from results of three to four experiments and each experiment contains at least three mice. Error bars represent s.e.m. Difference is considered significant if P < 0·05.
