Open access
Jul 2026
A hypofunctional PREX1 variant (p.Y191C) leads to neurodevelopmental abnormalities and epilepsy by attenuating RAC1 signaling.
Results indicate that reduced PREX1-RAC1 signaling leads to mislocalization, dendritic overgrowth, and neuronal hyperexcitability, which may underlie epilepsy in the human case.
Masashi Nishikawa, Yuri Uchiyama, Kazuyuki Nakamura et al.
· Scientific Reports · 0 citations