Vol. 5, Issue 1, Part A (2023)

The study was conducted on 80 samples, 45 samples were for patients with rheumatoid arthritis and 35 samples were a control group (healthy) without any disease and their ages ranged between (35-60) years. The samples were collected from Kirkuk Teaching Hospital and outpatient clinics. The results of the current research showed that there was a significant decrease in each of the levels (omentin, apelin, irisin, and IL-6) in the blood serums of patients with rheumatoid arthritis compared to healthy subjects, at a probability level of P ≤ 0.001. The results of the current research showed a significant increase in each of the levels (CRP, AST, ALP, ALT) in the serum of patients with rheumatoid arthritis compared to healthy people.