Erythropoiesis in HIV-infected and uninfected Malawian children with severe anemia.

Job C.J. Calis, Kamija S. Phiri, Raymond J.W.M. Vet, Rob J. De Haan, Francis Munthali, Robert J. Kraaijenhagen, Paul J.M. Hulshof, Malcolm E. Molyneux, Bernard J. Brabin, Michaël Boele Van Hensbroek, Imelda Bates

Research output: Contribution to journalArticlepeer-review

13 Citations (Scopus)

Abstract

Anemia is common in HIV infection, but the pathophysiology is poorly understood. Bone marrow analysis in 329 severely anemic (hemoglobin <5 g/dl) Malawian children with (n = 40) and without (n = 289) HIV infection showed that HIV-infected children had fewer CD34(+) hematopoietic progenitors (median 10 vs. 15‰, P = 0.04) and erythroid progenitors (2.2 vs. 3.4‰, P = 0.05), but there were no differences in erythrocyte viability and maturation in later stages of erythropoiesis. Despite an HIV-associated reduction in early red cell precursors, subsequent erythropoiesis appears to proceed similarly in HIV-infected and HIV-uninfected children with severe anemia.

Original languageEnglish
Pages (from-to)2883-2887
Number of pages5
JournalAIDS
Volume24
Issue number18
DOIs
Publication statusPublished - 27 Nov 2010

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