Fig. 1From: Molar loss and powder diet leads to memory deficit and modifies the mRNA expression of brain-derived neurotrophic factor in the hippocampus of adult miceTime schedule of this experiment. Mice were randomly divided 4 groups for each experimental period (n = 12). At 32 and 44-weeks, behavioral test was performed in each 4 and 16 W group. I Intact upper molar tooth. E Extracted upper molar tooth. S Fed solid diet. P Fed powder dietBack to article page