The effects of parental care on the HPA and ACTH resulted from epigenetic changes, whereby high licking-grooming led to decreased DNA methylation that allowed for increased access to the hippocampal glucocorticoid receptor genes in the offspring.
The effects of parental care on the HPA and ACTH resulted from epigenetic changes. High licking-grooming led to decreased DNA methylation that allowed for increased access to the hippocampal glucocorticoid receptor genes in the offspring.