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one proposed trigger: peptides from viruses (e.g., EBV proteins like EBNA1) or gut microbes that closely resemble myelin peptides can activate cross-reactive T cells, potentially initiating or sustaining autoimmunity. Post-translational modifications (such as citrullination of MOG or MBP peptides) may further break immune tolerance.
These mechanisms are heavily studied in the experimental autoimmune encephalomyelitis (EAE) animal model of MS, where injecting specific myelin peptides reliably induces disease-like symptoms. Epitope spreading (the immune response broadening to more peptides over time) also complicates the picture.
I use Glatiramir acetate again. It's 4 amino acids
alanine, glutamic acid, lysine, and tyrosine—in ratios designed to mimic MBP.
There is a lot more info but it would take up 3 pages
Yes
In MS, autoreactive T cells target myelin-derived peptides as if they were foreign invaders. Key autoantigens include peptides from:
• Myelin basic protein (MBP)
• Myelin oligodendrocyte glycoprotein (MOG)
• Proteolipid protein (PLP)
This leads to inflammation, demyelination, and nerve damage.
Great question! The connection between MS and peptides comes down to how the immune system gets confused — and unfortunately, it's a case of mistaken identity.
In MS, the immune system attacks myelin, the protective coating around nerve fibers. Myelin is made up of proteins and peptides (which are small chains of amino Show Full Answer
@A MyMSTeam Member—Thanks for all the info!
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