Figure 1. Schematic representation of the pathways via which alterations in the quality and/or quantity of maternal care, sensory stimuli, and maternal diet during early life influence both hypothalamic–pituitary–adrenal (HPA)-axis activity and micro-/macronutrient availability. (Perinatal programming of adult hippocampal structure and function; emerging roles of stress, nutrition and epigenetics', Trends in Neurosciences, November 2013, Vol. 36, No. 11).