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TNF-α expression in the jejunum. Expression of the proinflammatory cytokine TNF-α in the specimen of the jejunum of GvHD-mice (n = 20) and control animals (n = 18) was analysed by PCR. Mean and SD of TNF-α expression normalized to the housekeeping gene GAPDH are shown. * indicates p-values < 0.05.
