Selective expression of variant surface antigens enables Plasmodium falciparum to evade immune clearance in vivo

During the erythrocyte (RBC) stage of P. falciparum infection variant surface antigens (VSAs) such as PfEMP1s and RIFINs expressed on RBCs are important for infection and evasion of host innate immune system. Here, Chew et al. use a NSG mouse model, which is deficient in B, T and NK cells but retain...

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Main Authors: Marvin Chew, Weijian Ye, Radoslaw Igor Omelianczyk, Charisse Flerida Pasaje, Regina Hoo, Qingfeng Chen, Jacquin C. Niles, Jianzhu Chen, Peter Preiser
Format: Article
Language:English
Published: Nature Portfolio 2022-07-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-022-31741-2
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author Marvin Chew
Weijian Ye
Radoslaw Igor Omelianczyk
Charisse Flerida Pasaje
Regina Hoo
Qingfeng Chen
Jacquin C. Niles
Jianzhu Chen
Peter Preiser
author_facet Marvin Chew
Weijian Ye
Radoslaw Igor Omelianczyk
Charisse Flerida Pasaje
Regina Hoo
Qingfeng Chen
Jacquin C. Niles
Jianzhu Chen
Peter Preiser
author_sort Marvin Chew
collection DOAJ
description During the erythrocyte (RBC) stage of P. falciparum infection variant surface antigens (VSAs) such as PfEMP1s and RIFINs expressed on RBCs are important for infection and evasion of host innate immune system. Here, Chew et al. use a NSG mouse model, which is deficient in B, T and NK cells but retains macrophages, to show that PfEMP1 surface expression is required for in vivo adaptation as well as in vitro evasion of macrophage phagocytosis.
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spelling doaj.art-9ff80ee8ef3d4393a5e27c06c85750282022-12-22T01:26:22ZengNature PortfolioNature Communications2041-17232022-07-0113111210.1038/s41467-022-31741-2Selective expression of variant surface antigens enables Plasmodium falciparum to evade immune clearance in vivoMarvin Chew0Weijian Ye1Radoslaw Igor Omelianczyk2Charisse Flerida Pasaje3Regina Hoo4Qingfeng Chen5Jacquin C. Niles6Jianzhu Chen7Peter Preiser8School of Biological Sciences, Nanyang Technological UniversitySchool of Biological Sciences, Nanyang Technological UniversitySchool of Biological Sciences, Nanyang Technological UniversityDepartment of Biological Engineering, Massachusetts Institute of TechnologySchool of Biological Sciences, Nanyang Technological UniversityHumanized Mouse Unit, Institute of Molecular and Cell Biology, Agency of Science, Technology and ResearchDepartment of Biological Engineering, Massachusetts Institute of TechnologySingapore-MIT Alliance for Research and Technology, Antimicrobial Resistance Interdisciplinary Research GroupSchool of Biological Sciences, Nanyang Technological UniversityDuring the erythrocyte (RBC) stage of P. falciparum infection variant surface antigens (VSAs) such as PfEMP1s and RIFINs expressed on RBCs are important for infection and evasion of host innate immune system. Here, Chew et al. use a NSG mouse model, which is deficient in B, T and NK cells but retains macrophages, to show that PfEMP1 surface expression is required for in vivo adaptation as well as in vitro evasion of macrophage phagocytosis.https://doi.org/10.1038/s41467-022-31741-2
spellingShingle Marvin Chew
Weijian Ye
Radoslaw Igor Omelianczyk
Charisse Flerida Pasaje
Regina Hoo
Qingfeng Chen
Jacquin C. Niles
Jianzhu Chen
Peter Preiser
Selective expression of variant surface antigens enables Plasmodium falciparum to evade immune clearance in vivo
Nature Communications
title Selective expression of variant surface antigens enables Plasmodium falciparum to evade immune clearance in vivo
title_full Selective expression of variant surface antigens enables Plasmodium falciparum to evade immune clearance in vivo
title_fullStr Selective expression of variant surface antigens enables Plasmodium falciparum to evade immune clearance in vivo
title_full_unstemmed Selective expression of variant surface antigens enables Plasmodium falciparum to evade immune clearance in vivo
title_short Selective expression of variant surface antigens enables Plasmodium falciparum to evade immune clearance in vivo
title_sort selective expression of variant surface antigens enables plasmodium falciparum to evade immune clearance in vivo
url https://doi.org/10.1038/s41467-022-31741-2
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