In animal models of pneumococcal meningitis, additional chemokines have been identified by protein arrays for brain tissues, including CCL9, CXCL-2, XCL-1, CCL-1, CCL11, CCL12, CCL24, CCL25, CXCL4, CXCL10, CXCL12, CXCL13, and CXCL13 [82]. Here, CXCL13 is linked to pneumococcal meningitis.