Frontiers Inhibitory Effect of the Melanocortin Receptor Agonist Melanotan II (MTII) on Feeding Depends on Dietary Fat Content and not Obesity in Rats on Free Choice Diets Human Hair Graying Revisited: Principles, Misconceptions, and Key Research Frontiers Journal of Investigative Dermatology Obesogenic effects of warm temperature involve feeding adaptation by preoptic area leptin receptor neurons Communications Biology Dangerous' tanning products promoted by influencers Frontiers The mesencephalic trigeminal neuron: electrophysiological insights into function and dysfunction