Is DNA methylation the missing link in diagnosing and treating psoriasis and psoriatic arthritis?

Researchers across Europe have delved into the DNA methylation patterns in CD4+ T-cells of psoriasis and psoriatic arthritis (PsA) patients, unveiling potential new biomarkers for these conditions. Their study suggests that these unique profiles could serve as both diagnostic and prognostic tools, although further validation is needed for real-world clinical application.