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HAL-Inserm
Article . 2007
Data sources: HAL-Inserm
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HAL Descartes
Article . 2007
Data sources: HAL Descartes
Current Opinion in Hematology
Article . 2007 . Peer-reviewed
Data sources: Crossref
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Spectrin-based skeleton in red blood cells and malaria

Authors: Dhermy, Didier; Schrével, Joseph; Lecomte, Marie-Christine;

Spectrin-based skeleton in red blood cells and malaria

Abstract

Malaria represents one of the most important selective factors affecting human populations. Several inherited diseases of red blood cells lead to resistance at the erythrocytic stage. Among patients who experience hereditary elliptocytosis related to mutations of erythrocyte membrane proteins, molecular studies have shown the prevalence of particular spectrin mutations in patients from black ethnic extraction, leading one to question the selection of new malaria-resistant genes.Prospective epidemiological and molecular studies in West Africa have confirmed the prevalence (between 0.6 and 1.6%) of particular spectrin mutations related to hereditary elliptocytosis. These studies have also revealed the frequency of alpha-spectrin chain polymorphisms, associated in cis with elliptocytogenic spectrin mutations and defining particular spectrin allele haplotypes. Culture studies of Plasmodium falciparum in elliptocytes bearing such elliptocytogenic alleles of spectrin showed that these alleles are supplementary genetic factors of malaria resistance in vitro.Certain instances of spectrin mutations or polymorphisms have not yet been shown to constitute new factors of innate resistance to malaria in vivo. Epidemiological surveys of hereditary elliptocytosis and parasite culture studies, however, have argued that the relationships between parasite and spectrin-based skeleton should be examined more closely and the molecular interactions between parasite ligands and particular spectrin chain domains should be characterized.

Keywords

[SDV.MHEP.HEM] Life Sciences [q-bio]/Human health and pathology/Hematology, Erythrocytes, malaria, Spectrin, [SDV.GEN] Life Sciences [q-bio]/Genetics, hereditary elliptocytosis, Immunity, Innate, Malaria, spectrin, [SDV.MHEP.MI] Life Sciences [q-bio]/Human health and pathology/Infectious diseases, Animals, Humans, [SDV.BC] Life Sciences [q-bio]/Cellular Biology, Cytoskeleton

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citations
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
39
Top 10%
Top 10%
Top 10%
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bronze