ISSN 1662-4009 (online)

ey0020.9-5 | Advances in Understanding Central Weight Regulation and Behaviour | ESPEYB20

9.5. A synaptic amplifier of hunger for regaining body weight in the hypothalamus

K Grzelka , H Wilhelms , S Dodt , ML Dreisow , JC Madara , SJ Walker , C Wu , D Wang , BB Lowell , H Fenselau

Brief summary: Grzelka et al. identified a hypothalamic circuit that regulates regain of body weight after weight loss.Body weight is one of the most regulated variables of our body, which is most likely due to the evolutionary history of times when access to food was scarce and volatile. Weight loss triggers a strong counterregulatory response. It increases the hunger drive and greatly increases the reward value of food, making it more difficul...