A microparticle of neural stem cells, comprising one, two, three or four of hsa-miR-1246, hsa-miR-4492, hsa-miR-4488 and hsa-miR-4532.Una micropartícula de células madre neurales, que comprende uno, dos, tres o cuatro de hsa-miR-1246, hsa-miR- 4492, hsa-miR-4488 y hsa-miR-4532.