Identification of molecular signatures and pathways involved in Rett syndrome using a multi-omics approach.

"Declarations Ethics approval and consent to participateAll individuals included or their legal guardians provided written informed consent before evaluation. The study was approved by the ethical committee of the Fundació Sant Joan de Déu (#PIC-219–20). The research conformed to the principles of the Declaration of Helsinki. Consent for publicationAll individuals included or their legal guardians provided written consent to share pseudonymised patient data and analysis data. Competing interestsThe authors declare that they have no competing interests. Competing interests The authors declare that they have no competing interests."

"Funding This research was funded with a grant from the Spanish Ministry of Health (Instituto de Salud Carlos III/FEDER, PI20/00389), the parent association ‘Síndrome duplicación MECP2: Miradas que hablan’ (PFNR0085), funding from Muévete por los que no Pueden (PCP/00282), the doctoral grant FI from the Government of Catalonia (Secretaria d’Universitats I Recerca) and the European Social Fund (2020 FI-B 00888) to Ainhoa Pascual-Alonso, and the FPU (Formación del Profesorado Universitario) doctoral grant from the Spanish Ministry of Science, Innovation and Universities (FPU18/02152) to Clara Xiol."