Medications

The struggle to define psychedelics

Psychoactive drugs include all manner of hallucinogens, deliriants, hypnotics and psychedelics. But what is a psychedelic, really? Insofar as many in the field are now moving toward bringing new molecules with presumably ...

Medical research

Rapid eye movement sleep helps protect against predator attack

Rapid eye movement (REM) sleep brings about brief but periodic awakenings. In 1966, Dr. Frederick Snyder reported the "sentinel" function of REM could help animals prepare a fight or flight response against potential predator ...

Neuroscience

Hungry or full: It comes down to the atomic details

A protein—measuring just a few nanometers in size—acts as a molecular switch with a crucial role in determining whether we feel hungry or full. By determining of the protein's 3-D structure, researchers from Charité ...

Diseases, Conditions, Syndromes

New factor in the development of psoriasis discovered

Psoriasis is a common inflammatory skin condition. The underlying genetic factors have not yet been sufficiently researched. The skin inflammation is usually triggered by external factors such as infections or stress. A research ...

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