IL17A and psoriasis: Curiously, we also noted that, although not conventionally thought to be associated with senescence, IPA reported significant upregulation of IL‐17 Signaling, reminiscent of IL‐17A Signaling in Airway Cells, Th17 Activation, and the Role of IL‐17A in Psoriasis (Table EV1) that appeared to parallel those of IL‐6 signaling and senescence pathways in many clusters.