SEARCH Articles Figures Tables Hypothalamic medial preoptic areas Hypothalamus preoptic area Medial preoptic area of the Medial preoptic area of the hypothalamus Olfactory system preoptic area Preoptic area GABAergic neuron Preoptic area activity Preoptic area mechanisms Preoptic area neurons Preoptic area sleep-active neuron Preoptic area systems Ventrolateral preoptic area