Different drugs may target different pathways in PsA! S-cell proteomic biomarkers in SELECT-1 PsA study: 💥UPA targets ▶️ Adaptive immunity, bone metabolism pathways 💥ADA targets ▶️ innate immunity pathways. Paving the ground for personalised therapy? #ACR21 #Abst1816 @RheumNow https://t.co/hyMP4PtUnM