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The enantiomeric fraction of PCB 136 in mice after a single oral dose, and fed with the high fat or the unrefined rodent diet. The EF values for heart and spleen overlap. The EF of the racemic mixture is EF=0.50±0.01 (shown as a dotted line) and is significantly different from the EF values of all tissues (p < 0.05). $ EF value is significantly different from all other tissues (α = 0.05, p < 0.05).
