Researchers make surprise discovery that some neurons can transmit three signals at once
...ing brain activity, or they dispatch a signal that quells a neuron's activity. So, when researchers at the University of Pittsburgh discovered that immature rat brain cells could fire a simultaneous three-punch salvo three neurotransmitters bursting out of a single cell -- it was a finding they knew would ...Rat brain's executive hub quells alarm center if stress is controllable
...llable, an executive hub in the front of the brain quells an alarm center deep in the brainstem, preventing ...icated as the source of an "all clear" signal that quells fear in rats.* To find out the role of the medial prefrontal cortex, Maier's team chemically inactiv...