Arthritis & Rheumatism

Discovery of molecular pathway through which stress affects lupus

Systemic lupus erythematosus (SLE) is an autoimmune disease that affects all the organ systems of the body. This chronic disease includes periods of illness, called flare ups, and periods of remission, when symptoms are few. ...

Psychology & Psychiatry

Sleep deprivation increases serotonin 2a receptor response in brain

The serotonin 2A (5-HT2A) receptor is widely distributed in the brain and plays a critical role in perception, cognition and psychosis. It is also responsible for the psychedelic effects of drugs, such as psilocybin (hallucinogenic ...

Medical research

How sleep loss sabotages new memory storage in the hippocampus

While some students may think it's a good idea to pull an all-nighter before an exam, conventional wisdom may be correct: A good night's sleep may actually be more helpful, according to University of Michigan research.

Health

Regular caffeine consumption affects brain structure

Coffee, cola or an energy drink: caffeine is the world's most widely consumed psychoactive substance. Researchers from the University of Basel have now shown in a study that regular caffeine intake can change the gray matter ...

Medical research

Sleep and synaptic rhythms

Chronobiologists at Ludwig-Maximilians-Universität (LMU) in Munich, Germany, show in two articles in the journal Science how critical the sleep-wake cycle is for protein and phosphorylation dynamics in synapses to ultimately ...

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