We describe one of the few familial cases of RTT in which a maternal germline mosaicism is the most likely explanation. The mutation p.Arg270fs (c.808delC) was identified in both a girl with classical RTT and her brother who had the severe neurological phenotype usually described in males. The mutation was absent in DNA extracted from blood of both [...]
Researchers report the discovery of the genetic malfunction that causes a form of mental retardation called Noonan Syndrome [...]
Clinical Trial: The purpose of this study is to learn more about autism and its subtypes (including Rett Syndrome). Autism is a developmental disorder in which children have problems with communication and social skills and display restricted interests and repetitive [...]
Rett Syndrome Clinical Trial: Natural [...]