CCL24 and rheumatoid arthritis: In patients with asthma, increased expression of CCL24 in the bronchial tissue has been correlated with eosinophilic inflammation following allergen challenge.58 In patients with RA, elevated levels of CCL24 were detected in synovial fluids.59 Moreover, an exaggerated inflammatory response involving CCL24 in the airways has been identified as a predictor of disease deterioration in patients following SARS-CoV-2 infection.60