Oligodendrocytes present early adjustments in a number of sclerosis

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“We found that oligodendrocytes transition to disease states already at early stages in this mouse model of MS,” says Gonçalo Castelo-Branco, Professor on the Department of Medical Biochemistry and Biophysics, Karolinska Institutet, who performed the mission with co-first authors Chao Zheng, PhD, and Bastien Hervé, Bioinformatician.

New insights into how MS would possibly develop

The researchers recognized that completely different subtypes of oligodendrocytes react in a different way to the illness setting, the place one oligodendrocyte inhabitants is extra liable to transition to an immune-like state, whereas one other oligodendrocyte inhabitants is probably extra amenable to regenerative processes. Their findings additionally recommend that these cells, at late phases of the illness, would possibly nonetheless retain an epigenetic reminiscence of earlier inflammatory environments.  

The findings provide new insights into how MS would possibly develop on the molecular and mobile degree — a step ahead within the seek for earlier prognosis and simpler therapies for this complicated neurological dysfunction.

This examine was funded by the Swedish Research Council, , Knut och Alice Wallenberg Stiftelse, Göran Gustafssons Foundation, Swedish Brain Foundation, Swedish Society for Medical Research, European Research Council, China Scholarship Council,ECTRIMS, National MS Society, Ming Wai Lau Centre for Reparative Medicine, and Karolinska Institutet.

Publication

Distinct transcriptomic and epigenomic responses of mature oligodendrocytes during disease progression in a mouse model of multiple sclerosis
Chao Zheng*, Bastien Hervé*, Mandy Meijer, Leslie Ann Rubio Rodríguez-Kirby, André Ortlieb Guerreiro Cacais, Petra Kukanja, Mukund Kabbe, Tony Jimenez-Beristain, Tomas Olsson, Eneritz Agirre & Gonçalo Castelo-Branco. 
Nature Neuroscience Nov 2025