CCL2 and type 2 diabetes mellitus: It is noteworthy that the presence of asthma in addition to T2D led to a further increase in plasma levels of only the MCP-1 among all biomarkers that we tested in this study which suggests that MCP-1 may be a more sensitive immune marker for disease prognosis in patients inflicted with inflammatory comorbidities, such as T2D and asthma.