Brain and cognitive sciences

Controlling genes with light

July 22, 2013

Controlling genes with light

by 

Anne Trafton, MIT News Office

Although human cells have an estimated 20,000 genes, only a fraction of those are turned on at any given time, depending on the cell’s needs — which can change by the minute or hour.

Making connections in the eye

August 7, 2013

Making connections in the eye

by 

Anne Trafton, MIT News Office

The human brain has 100 billion neurons, connected to each other in networks that allow us to interpret the world around us, plan for the future, and control our actions and movements.

DNA damage may cause ALS

September 15, 2013

DNA damage may cause ALS

by 

Anne Trafton, MIT News Office

Amyotrophic lateral sclerosis (ALS) — also known as Lou Gehrig’s disease — is a neurodegenerative disease that destroys the neurons that control muscle movement.

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