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Table 3 Neopterin levels in HIV patients compared to that of HIV patients from populations of developed countries

From: Tryptophan depletion in context of the inflammatory and general nutritional status of a low-income South African HIV-infected population

  Total patient groups At lower CD4 At higher CD4
Study NPT CD4 NPT CD4 NPT CD4
Present study 45.6 258.0 cells/μl 70.5 <200 cells/μl 24.1 >200 cells/μl
Schroeksnadel et al. 2008 [6] 14.1 404 cells/mm3 - - - -
Zangerle et al. 2002 [8] 23.4 112 cells/μl 23.4 112 cells/μl 8.0 232 cells/μl
Mildvan et al. 2005 [57] 16.0 75 cells/ml 20.4 50 cells/ml 9.9 200 cells/ml
Hanna et al. 2009 [58] - - 24.4 <200 cells/μl 12.5 >200 cells/μl
Kurz et al. 2009 [59] 25.0 204 cells/mm3 - - - -
Bogner et al. 1988 [60] - - 29.7 264 cells/μl 14.4 487 cells/μl
  1. NPT neopterin (nmol/l)