In a study utilizing the OLINK technique to assess 96 inflammatory proteins in a deeply phenotyped cohort of 126 adults with ADHD, the NF-κB pathway emerged as one of the most significantly altered biological processes, alongside chemokine, IL-17, metabolic dysregulation, and chemokine attraction (Schnorr et al., 2024). This evidence concerns the gene NFKB1 and attention deficit-hyperactivity disorder.