A reparative neutrophil subpopulation promotes spinal cord regeneration in zebrafish by controlling macrophage inflammation via Il-4
Xiaobo Tian, Alberto Docampo-Seara, Kim Heilemann, Friederike Kessel, Daniela Zöller, Anja Bretschneider, Thomas Becker, Catherina Gwynne Becker
The paper shows that a neutrophil subpopulation expressing il4 promotes spinal cord regeneration in zebrafish by reducing Il-1β in macrophages/microglia, and this effect can be rescued by il4 overexpression or Il-1β reduction.
bioRxiv · Feb 26, 2026 · PreprintNeuroscience