... neopterin. ES designed the flowcytometry assays, directed the SFGH Clinical Immunology Laboratory thatperformed the flow cytometry assays and CSF CCL2 ELISA assays, and analysed and interpreted ... flow cytometry data. RWP designed and oversaw the study, examined study participants, performed lumbar punctures,analysed and interpreted the data, and participated in preparation of the manuscript. ... assisted with the analysis of the data and preparation of the manuscript. SSSexamined study participants, performed lumbar punctures, and assisted in design of the study and reviewed the manuscript....