CXCL8 and type 1 diabetes mellitus: In type 1 diabetes (T1D), elevated circulating IL-6, IL-8, and IL-10 correlate with hyperglycemia and dyslipidemia, suggesting their potential as biomarkers for disease activity Immune cells, in particular, produce cytokines, which are tiny signaling proteins that modulate and control inflammation, hematopoiesis, and immunity.