CXCL8 and endometriosis: Notably, innate cellular chemoattractants (IL-12, I-309/CCL1, Eotaxin, MCP-1, IL-6, IL-8, and IFN-γ) were almost exclusively elevated in endometriosis patients with the sole exception of the neutrophil chemoattractant ENA-78/CXCL5.