Neuroscience

Astrocyte dysfunction found to cause cognitive decline

People with dementia have protein build-up in astrocytes that may trigger abnormal antiviral activity and memory loss, according to a preclinical study by a team of Weill Cornell Medicine investigators.

Obstetrics & gynaecology

Discovering a mysterious estrogen's important role in pregnancy

When a woman becomes pregnant, her levels of estriol, one of the three common estrogens that are nearly undetectable before conception, skyrocket. However, scientists never knew what this hormone does or why levels of it ...

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 ...

Oncology & Cancer

New independent prognostic indicator in gastric cancer

Despite many developments in the diagnosis and treatment of gastric cancer, it continues to be an important public health problem. Therefore, besides classical methods, new biomolecules are needed to facilitate the prediction ...

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