title: CD4+: neopterin ratio significantly improves correlation with the Walter Reed staging system if compared with CD4+ and neopterin considered separately.
authors.forename: P R
authors.initials: PR
authors.lastname: Crocchiolo
authors.forename: A
authors.initials: A
authors.lastname: Lizioli
authors.forename: G
authors.initials: G
authors.lastname: Bedarida
authors.forename: M P
authors.initials: MP
authors.lastname: Panzeri
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000097:blood / Q000145:classification* / Q000276:immunology; D000293:Adolescent; D000328:Adult; D000945:Antigens, Differentiation, T-Lymphocyte; D001708:Biopterins / Q000031:analogs & derivatives / Q000097:blood; D015496:CD4-Positive T-Lymphocytes; D005260:Female; D006801:Humans; D007958:Leukocyte Count; D008297:Male; D019798:Neopterin
chemical_list: D000945:Antigens, Differentiation, T-Lymphocyte; D001708:Biopterins; D019798:Neopterin