Figure 4From: Aromatase and 5-alpha reductase gene expression: modulation by pain and morphine treatment in male rats Relative mRNA expression of 5-alpha reductase type 1 and p450-aromatase in the diencephalon, liver and testis of the control group (SAL/SHAM). Liver is the reference organ, indicated as 1. Data are shown as mean ± SEM.Back to article page