YWHAQ and polyarticular arthritis: Analysis of each subtype of JIA showed elevated levels of 14-3-3 protein Eta in enthesitis, oligoarthritis and polyarthritis subtypes of JIA with the highest levels in the polyarthritis JIA group (17.25 ± 6.29, 13.70 ± 4.70, and 41.98 ± 43.14 respectively, Table 6).