Grant: Project Grant

Neurexins are essential proteins that help nerve cells in the brain communicate with each other. Changes in the genes for these proteins can increase the risk of developing autism, showing how important they are for brain function. These proteins undergo a special production process with different modular parts being added or removed, which affect how they work. This process helps them connect and interact with other important brain proteins. There are different versions of neurexins, and one particular version seems to make these proteins work even better. To study this, we created special mice that lack this version and found that these mice had problems with learning and brain connections, suggesting that this version is quite important. Further studies showed that this special version of neurexins works closely with other proteins to organize the connections between nerve cells. By artificially increasing this version in mice, we improved how these nerve cells communicate, pointing to a new way to help treat conditions like autism. Our research highlights the possibility of fixing certain brain communication issues by targeting specific proteins, offering hope for new treatments.