Highlights:
• LFA-1 mediated co-stimulation of CD8+ T cells depends on extracellular magnesium
• Magnesium is sensed via LFA-1 and regulates the effector function of CD8+ T cells
• Low serum magnesium levels are associated with worse outcomes in cancer immunotherapy
• The magnesium-LFA-1...
Pre-existing polymerase-specific T cells expand in abortive seronegative SARS-CoV-2
Leo Swadling, et al.
Individuals with potential exposure to SARS-CoV-2 do not necessarily develop PCR or antibody positivity, suggesting some may clear sub-clinical infection before seroconversion.
T-cells...
Pure speculation but maybe this line of research or the methods used in the paper to understand immune cell metabolic reprogramming via single-cell multiomics could eventually help explain whatever possible cellular metabolic changes that are triggered and persist in Long COVID and ME/CFS…...
https://www.frontiersin.org/articles/10.3389/fimmu.2021.700782/full?utm_source=F-NTF&utm_medium=EMLX&utm_campaign=PRD_FEOPS_20170000_ARTICLE
Expression of CCR5 and its cognate ligands have been implicated in COVID-19 pathogenesis, consequently therapeutics directed against CCR5 are being...
Preprint
Abstract
Background: Long-COVID is characterised by the emergence of multiple debilitating symptoms following SARS CoV2 infection. Its aetiology is unclear, and it often follows a mild acute illness. Anecdotal reports of gradual clinical responses to histamine receptor antagonists...
This thread was split from
Open Medicine Foundation (OMF) News
I thought we could not conclude autoimmunity is likely out of the picture as long as we dont know how to target long lived plasma cells? I mean b-cells dont really matter at that point if im not mistanken, as the autoimmune plasma...
Full title: Brain astrocytes and microglia express functional MR1 molecules that present microbial antigens to mucosal-associated invariant T (MAIT) cells
Paywall, https://www.jni-journal.com/article/S0165-5728(20)30689-5/fulltext
Sci hub, https://sci-hub.se/10.1016/j.jneuroim.2020.577428
Full title: Immunometabolic profiling of T cells from patients with relapsing-remitting multiple sclerosis reveals an impairment in glycolysis and mitochondrial respiration
Open access, https://www.metabolismjournal.com/article/S0026-0495(17)30217-2/fulltext
https://www.frontiersin.org/articles/10.3389/fimmu.2020.00578/full
Excerpt:
In conclusion, our study shows that the PTPN22 rs2476601 and CTLA4 rs3087243 autoimmunity risk variants are more frequent in patients with ITO ME/CFS. This finding provides further evidence that there is a genetic...
A short review/opinion piece.
Paywall, https://onlinelibrary.wiley.com/doi/pdf/10.1111/all.14223
Sci hub, https://sci-hub.se/10.1111/all.14223
@mariovitali , another one that will probably interest you. :)
Basal glycolysis is reduced in ME/CFS CD4+ T cells.
https://www.jci.org/articles/view/132185/figure/4
paper from December 2019
https://www.jci.org/articles/view/132185
new Article by Mady Hornig
https://www.jci.org/articles/view/134985
https://www.frontiersin.org/articles/10.3389/fimmu.2019.00796/abstract
Full, open access, text here, https://www.frontiersin.org/articles/10.3389/fimmu.2019.00796/full
ETA: Link to full text.
Open access (PDF file) at https://www.nature.com/articles/s41586-018-0846-z.epdf?shared_access_token=WAkCBVS3L3DO0bM6CbjKJ9RgN0jAjWel9jnR3ZoTv0NUSr5JeVHn5ILb4ngHL_BsTJMx2GJRjntjSBzshFZ8yE4tC3l6CzSLy6_zVux-gc6CNyCRZyfQaZAXy__EeJqkVjgWHo5q5hftEAvdjdhYIjKN3PqYRuicN1bmJ64vvgs%3D
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