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Sleep problems in children with Angelman syndrome (AS), particularly abnormal nighttime duration and night-walking, start in early infancy, a new study shows. The research, “Sleep phenotypes in infants and toddlers with neurogenetic syndromes,” was published in the journal Sleep Medicine. Children with neurogenetic syndromes…

Agilis Biotherapeutics, which develops innovative DNA therapeutics for rare diseases of the central nervous system, presented the latest results of its gene therapy program for Angelman syndrome at two recent international conferences. During the annual meeting of the European Society of Gene and Cell Therapy (ESGCT), Dr. Kevin…

A test that assesses a fetus’s risk of having a chromosome disorder can help rule out the possibility that a baby will develop Angelman syndrome, a study reports. The test, which doctors began using in 2011, is called a cell-free fetal DNA (cffDNA) screening. Researchers published their article in the American…

Angelman syndrome (AS) patients have a lower preference for social stimuli than typically developing individuals, a new study shows. Also, AS patients do not show increased pupil dilation in response to social scenarios that is seen in healthy subjects. The study resulted from a collaboration between several U.S. institutions: Cincinnati Children’s…

Decreasing UBE3A levels has a profound effect on the expression of multiple other genes, mostly due to chemical modifications in the DNA, a new study found. The research shows that loss of UBE3A-affected genes were associated with autism, decreased motor and cognitive activity, and energy expenditure, providing a new link between…