James was born with Angelman syndrome (AS), a rare genetic disorder ... To promote the non-profit, Farrell participated in a ...

Angelman syndrome is caused by a large deletion of the region of the maternal chromosome that contains UBE3A, or by a DNA sequence change (mutation) in the UBE3A gene inherited from the mother.

He chooses the jumper the night before, posts the photo before school and then ... very fun to put them on.” Accoring to Angelman UK, Angelman Syndrome is a rare neurological disorder that ...

Ionis has committed to a phase 3 programme for its antisense therapy for rare genetic disorder Angelman syndrome, just weeks after Biogen decided against exercising an option to license the drug.

We each get two copies of every gene - one copy from each of our parents. But what happens when one of these genes has been "turned off", or imprinted, and the remaining gene is defective?