Fig. 3From: An explorative study on deep profiling of peripheral leukocytes to identify predictors for responsiveness to anti-tumour necrosis factor alpha therapies in ankylosing spondylitis: natural killer cells in focusFrequencies of CD8-positive natural killer (NK) cells in responders (R) and non-responders (NR) assessed before treatment for all patients or for adalimumab (ADA) and etanercept (ETN) separately. Significance was determined by Welch’s corrected t test. HC healthy controlsBack to article page