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Chemokine receptor expression following RSV infection. Expression of chemokine receptor CCR1, CCR2, and CCR5 mRNAs in whole lungs of BALB/c mice was assessed by RNase protection assays. (A) Primary RSV infection. (B) Mice primed with rVV and challenged 2 weeks later with RSV. Results are expressed as percentages of the intensity of the housekeeping genes L32 and GAPDH. Each data point is the mean for four animals. Error bars, standard errors.
