PLCB1 and Nausea: ANOVA [(genotype—PLCβ1+/+, PLCβ1-/-) X (group—Devalue, Maintain) X (nausea–Pre-nausea, Post-nausea)] for CR found significant main effects of nausea [F(1,25) = 15.73, p = .001] and group [F(1,25) = 4.56, p = .043], and a significant nausea X group interaction [F(1,25) = 16.97, p = .000], but no effect of nor any interaction with genotype (ps > .5).