Post by gMendel

A joint research project identified a key mechanism behind altered brain development in Down syndrome (trisomy 21), focusing on the ADARB1 gene on chromosome 21. This gene produces an enzyme involved in RNA editing, and having an extra copy leads to excessive and premature RNA editing during early fetal brain development. Researchers found that increased ADARB1 activity disrupts normal gene expression and affects how brain cells communicate, likely influencing how neural circuits form. These early changes may contribute to the cognitive differences observed in individuals with Down syndrome. Moreover, the study suggests that abnormal RNA editing could serve as a biomarker of early brain development and represents a potential target for future therapies aimed at improving neurological outcomes. These findings highlight the importance of early diagnosis, as identifying molecular changes during critical developmental windows could enable timely intervention and improve outcomes. At gMendel®, we aim to translate such insights into scalable screening solutions, making early detection of genetic disorders accessible to all. 👉 https://lnkd.in/e42Vz5AB #DownSyndrome #Trisomy21 #NewbornScreening #HealthTech #Genomics #Genetics #RareDiseases #geneticdisorders #screening #diagnostics #healthcare #innovation #Growth #AI #artificialintelligence #machinelearning #VC #venturecapital Lieber Institute for Brain Development University of Arizona Icahn School of Medicine at Mount Sinai Medical University of Sofia, MUS National Down Syndrome Society