Party Drug/Cat Tranquilizer Ketamine Is a Great Antidepressa
A new study, published in the journal Science Signaling, reveals the much discussed key to ketamine’s antidepressant powers. Researchers from Southern Illinois University School of Medicine, Guangzhou Medical University in China, Howard Hughes Medical Institute in Baltimore, and Johns Hopkins School of Medicine found that ketamine alters the presynaptic side of neurons or nerve cells, where the neurotransmitters are, in order to receive messages from another neuron.

This mechanism alters the messages from one neuron to another, explained researcher Ke Zhang. "In our case, ketamine improved this 'message communication' between neurons," he told Motherboard. "The enhancement of neural activity benefits altering the depressing status of the patients."....