Highlights of 2020

Please click the links below to go to the CSF review of each paper

2020 unfolded apace, dominated by COVID-19 - we have all had to adapt in our practice and in our knowledge base. Amid this there have continued to be a constant flow of publications and science in cytokine signaling, and as in previous years as we come the end of 2020, I will highlight some of the notable papers of the year. You can find the most notable papers, as selected by CSF Steering Committee Chair Professor Iain McInnes, with links to their respective detailed summaries below:

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September 2020

Autoantibodies associated with the onset of RA have gained attention in recent years as prognostic biomarkers. Though not used diagnostically, anti-CarbV (carbamylated vimentin) and anti-MCV (vimentin modified by citrullination) baseline titers are being investigated as predictors of treatment response. In this post-hoc analysis of data from the RA-BEGIN cohort of active RA patients, López-Romero and colleagues consider the potential predictive values of baseline anti-CarbV and anti-MCV titers r...

March 2020

TOF demonstrated a dose-dependent promotion of human mesenchymal stromal cell (hMSC) recruitment under hypoxia, while inhibiting recruitment under normoxia. TOF also dose-dependently enhances osteogenic differentiation of hMSCs and reduces osteoclast differentiation and activity. As people age, they are more likely to suffer from fractures and delayed bone healing, as well as degenerative joint diseases or osteoporosis. Bone metabolism and fracture healing may be negatively affected by underlyin...
JAKi significantly increased osteoblast function but showed no direct effects on osteoclasts.JAK signalling has emerged as an important therapeutic target for inflammatory disease, and the immunomodulation of JAK inhibition is well defined. Less well understood is the influence of this new class of drugs on bone homeostasis. This is important, as cytokine dysregulation triggers bone loss, and periarticular erosions contribute to the pathogenesis of RA. This study investigated the effect of BARI ...

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February 2020

Data showing that TOF can inhibit unbalanced osteoclastogenesis in RA suggests that targeting the JAK-STAT pathway can halt bone erosion, as TOF has been shown to reduce articular bone erosion in RA and PsA.The authors in this review summarise current knowledge on the relationship between the immune system and the skeleton before examining the involvement of JAK-STAT signalling in bone homeostasis while discussing the evidence on the benefit of TOF on prevention of bone involvement in RA and PsA...