Medical research

Extra chromosome 21 removed from Down syndrome cell line

(Medical Xpress)—University of Washington scientists have succeeded in removing the extra copy of chromosome 21 in cell cultures derived from a person with Down syndrome, a condition in which the body's cells contain three ...

Neuroscience

Breakthrough study identifies trauma switch

Researchers from the University of Exeter Medical School have for the first time identified the mechanism that protects us from developing uncontrollable fear.

Medical research

Scientists map the genomic blueprint of the heart

Scientists at the Gladstone Institutes have revealed the precise order and timing of hundreds of genetic "switches" required to construct a fully functional heart from embryonic heart cells—providing new clues into the ...

Genetics

Vitamin B12 deficiency: Tracking the genetic causes

Vitamin B12 is essential to human health. However, some people have inherited conditions that leave them unable to process vitamin B12. As a result they are prone to serious health problems, including developmental delay, ...

Immunology

Manipulating the microbiome could help manage weight

Vaccines and antibiotics may someday join caloric restriction or bariatric surgery as a way to regulate weight gain, according to a new study focused on the interactions between diet, the bacteria that live in the bowel, ...

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