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Astrocytes have many functions in the brain and have recently been shown to modulate cognition. However, it remains unclear exactly how astrocytes affect cognitive function and if those mechanisms are impaired by aging or disease.

The Orr laboratory is focused on understanding...

In a study published in Science 12 April 2019, Dr. Conor Liston and teams of scientists have identified that ketamine-induced changes in the brain are responsible for the remission of depression in mice. These findings may help researchers develop interventions that promote lasting remission of depression in humans.

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Long-term spaceflight causes more changes to gene expression than shorter trips, especially to the immune system and DNA repair systems, according to research by Weill Cornell Medicine and NASA investigators as part of NASA’s Twins Study, which followed the only set of identical twin astronauts for more than two years.  

Dr. Christopher Mason, an associate...

Older adults with cancer are nearly 70 percent more likely to suffer a stroke or heart attack in the year prior to their diagnosis compared with peers without a cancer diagnosis in that same time period, according to new research by Weill Cornell Medicine, NewYork-Presbyterian and Memorial Sloan Kettering Cancer Center investigators.

The paper, published Dec. 21 in the...