Why do medicines which might be supposed to assist sufferers with continual inflammatory ailments generally result in blood clots?
This is without doubt one of the questions {that a} crew of researchers from Aarhus College has sought to reply in a examine that has simply been revealed within the journal Inflammopharmacology.
The examine means that disturbances within the JAK-STAT signalling pathway, an vital communication pathway within the physique, might contribute to this facet impact.
“Within the examine, we uncover the potential hyperlinks between parts of the JAK-STAK signalling pathway, blood markers in sufferers with blood clots, and the genetic elements that contribute to the danger of blood clots in sufferers. This helps enhance our understanding of why we see an elevated danger of blood clots when utilizing JAK inhibitors,” explains Stine Rabech Haysen, former medical pupil on the Division of Biomedicine at Aarhus College, who’s the primary creator of the publication.
The potential of the examine
Within the examine, researchers used publicly obtainable knowledge from a variety of revealed research about sufferers with blood clots and in contrast them with a wholesome management group.
They discovered no direct genetic clarification, however they did discover a statistically vital enrichment of genes which might be topic to regulatory management of the JAK-STAT signalling pathway amongst genes whose expression is altered in sufferers with blood clots.
“Though we can not draw definitive conclusions concerning the mechanistic hyperlink between using JAK inhibitors and the danger of blood clots, our examine demonstrates the potential of utilizing knowledge mining to determine and make clear potential mechanisms of drug unwanted effects,” says one of many examine’s senior authors, affiliate professor on the Division of Biomedicine Per Qvist.
What does this imply for sufferers?
Though JAK inhibitors hardly ever result in blood clots, it is vital to grasp the mechanism behind them in order that the danger could be lowered.
“For the typical particular person, our examine signifies that we’re getting nearer to understanding why some medication can have harmful unwanted effects like blood clots. And going ahead, our technique might assist determine and stop severe unwanted effects, doubtlessly making drug therapy safer,” explains the opposite senior creator of the examine, affiliate professor on the Division of Biomedicine Tue Wenzel Kragstrup.
The researchers will now check the strategy on different forms of medicine to see if it may be used to detect unwanted effects extra extensively.
Supply:
Journal reference:
Haysen, S. R., et al. (2025). Investigating associations between JAK inhibition and venous thromboembolism by systematic mining of large-scale datasets. Inflammopharmacology. doi.org/10.1007/s10787-025-01677-2.