MS & Brain Damage: Mitochondrial Loss & Myelin Breakdown
- New research suggests that mitochondrial impairment in specific brain cells may contribute to the progression of multiple sclerosis (MS).
- Approximately 80% of individuals with MS experiance inflammation in the cerebellum, leading to tremors, poor coordination, and motor control difficulties.
- Sekyia, Marvellous Osusunde, Saandhama Sriram, Saama Noria, Wendy Rincóna, and Britani Belloa, analyzed postmortem cerebellar tissue from individuals with secondary progressive MS and compared it to samples from...
New research unveils a critical link between mitochondrial dysfunction and the progression of multiple sclerosis (MS). Scientists discovered that impairment in specific brain cells, particularly in the cerebellum, contributes to MS symptoms like poor coordination and balance issues. Approximately 80% of MS patients exhibit cerebellar inflammation, highlighting the damage. Understanding how mitochondrial damage affects brain cells may lead to new therapies. The study, involving a team including Tiwari-Woodruff, examined tissue samples and pinpointed the importance of boosting energy in brain cells. News Directory 3 is covering the latest research in this space. Future investigations will focus on whether mitochondrial impairment extends to other brain cells. Discover what’s next in the fight against MS.
Mitochondrial Dysfunction in Brain Cells tied to Multiple Sclerosis
New research suggests that mitochondrial impairment in specific brain cells may contribute to the progression of multiple sclerosis (MS). The study focuses on the cerebellum, a brain region crucial for motor control and balance, which is often affected in MS patients.
Approximately 80% of individuals with MS experiance inflammation in the cerebellum, leading to tremors, poor coordination, and motor control difficulties. These symptoms can worsen as healthy brain tissue in the cerebellum diminishes over time. The research team’s work highlights the importance of understanding how mitochondrial dysfunction affects brain cells, possibly opening doors to new therapeutic strategies for MS.
Tiwari-Woodruff and her team, including Kelley C. Atkinson, Shane Desfor, Micah Feria, Maria T. Sekyia, Marvellous Osusunde, Saandhama Sriram, Saama Noria, Wendy Rincóna, and Britani Belloa, analyzed postmortem cerebellar tissue from individuals with secondary progressive MS and compared it to samples from healthy individuals. The samples were obtained from the National Institutes of Health’s NeuroBioBank and the Cleveland Clinic.
Tiwari-Woodruff said one of their ongoing research projects is focused on studying mitochondria in specific types of brain cells in the cerebellum. She added that such research can open the door to finding ways to protect the brain early on—like boosting energy in brain cells, helping them repair their protective myelin coating, or calming the immune system before too much damage is done.
Tiwari-Woodruff said this is especially critically important for people with MS who struggle with balance and coordination, as these symptoms are tied to damage in the cerebellum.
What’s next
The research team plans to investigate whether the mitochondrial impairment observed in Purkinje cells extends to other brain cells, such as oligodendrocytes (which form white matter) and astrocytes (which support overall brain function). This could lead to interventions that boost energy in brain cells or help repair myelin coating.