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Change of intermuscular fat (IMF) with strength training in carriers of adrenergic receptor (ADR) β2 Gln27Glu and ADRα2b Glu12/Glu9 polymorphisms combined. Values of p connecting two bars represent tests of differences between designated genotype groups, and those associated with a single bar represent changes due to training effects for the designated genotype group. All other differences and changes were nonsignificant.
