A rare genetic disorder, Williams Syndrome, affects around 1 in 7,500 to 10,000 people worldwide. It is caused by the deletion of a small segment of chromosome 7, which contains 25–27 genes.

People with Williams Syndrome treat strangers as their new best friends. Now the condition is revealing clues to our evolutionary past – and what makes us human.

Identified more than 40 years ago, Williams syndrome results from non-homologous recombination during gametogenesis that deletes about 20 genes on one copy of chromosome 7.1 Characteristics of ...

Williams syndrome, which affects 30,000 people in the U.S., ... about 26 to 28 missing genes on chromosome 7. There are some serious symptoms, like intellectual disability, ...

Williams syndrome is caused by the deletion of genetic material from the long arm of chromosome seven. According to Williams Syndrome Australia, the development disorder can affect many parts of ...

Williams syndrome is a rare genetic disorder that is caused by the deletion of genetic material on chromosome 7. Typical characteristics include distinctive facial features, mild intellectual ...

A new specialty center opened Tuesday at the Hospital of the University of Pennsylvania in Philadelphia. It's one of the first in the country to help children and adults with Williams syndrome, a ...

People with Williams Syndrome treat strangers as their new best friends. Now the condition is giving clues to our evolutionary past – and what makes us human. Imagine walking down the street and ...