Melanin-concentrating hormone inhibits PVN oxytocin neurons through a barium-sensitive inwardly rectifying potassium channels and MCH-neuron ablation alters pup-directed aggression
Tingbi Xiong, Fumihito Saitow, Ayumu Inutsuka, Tatsushi Onaka, Kazuo Yamada, Chitose Orikasa
The paper shows MCH inhibits PVN oxytocin neurons via barium-sensitive potassium channels and links MCH neuron loss to increased pup-directed aggression.
bioRxiv · Aug 22, 2026 · PreprintNeuroscience