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Zonal human hepatocytes are differentially permissive to Plasmodium falciparum malaria parasites

Plasmodium falciparum (Pf) is a major cause of human malaria and is transmitted by infected Anopheles mosquitoes. The initial asymptomatic infection is characterized by parasite invasion of hepatocytes, followed by massive replication generating schizonts with blood‐infective merozoites. Hepatocytes...

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Autores principales: Yang, Annie S P, van Waardenburg, Youri M, van de Vegte‐Bolmer, Marga, van Gemert, Geert‐Jan A, Graumans, Wouter, de Wilt, Johannes H W, Sauerwein, Robert W
Formato: Online Artículo Texto
Lenguaje:English
Publicado: John Wiley and Sons Inc. 2021
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7957391/
https://www.ncbi.nlm.nih.gov/pubmed/33459428
http://dx.doi.org/10.15252/embj.2020106583
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author Yang, Annie S P
van Waardenburg, Youri M
van de Vegte‐Bolmer, Marga
van Gemert, Geert‐Jan A
Graumans, Wouter
de Wilt, Johannes H W
Sauerwein, Robert W
author_facet Yang, Annie S P
van Waardenburg, Youri M
van de Vegte‐Bolmer, Marga
van Gemert, Geert‐Jan A
Graumans, Wouter
de Wilt, Johannes H W
Sauerwein, Robert W
author_sort Yang, Annie S P
collection PubMed
description Plasmodium falciparum (Pf) is a major cause of human malaria and is transmitted by infected Anopheles mosquitoes. The initial asymptomatic infection is characterized by parasite invasion of hepatocytes, followed by massive replication generating schizonts with blood‐infective merozoites. Hepatocytes can be categorized by their zonal location and metabolic functions within a liver lobule. To understand specific host conditions that affect infectivity, we studied Pf parasite liver stage development in relation to the metabolic heterogeneity of fresh human hepatocytes. We found selective preference of different Pf strains for a minority of hepatocytes, which are characterized by the particular presence of glutamine synthetase (hGS). Schizont growth is significantly enhanced by hGS uptake early in development, showcasing a novel import system. In conclusion, Pf development is strongly determined by the differential metabolic status in hepatocyte subtypes. These findings underscore the importance of detailed understanding of hepatocyte host‐Pf interactions and may delineate novel pathways for intervention strategies.
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spelling pubmed-79573912021-03-19 Zonal human hepatocytes are differentially permissive to Plasmodium falciparum malaria parasites Yang, Annie S P van Waardenburg, Youri M van de Vegte‐Bolmer, Marga van Gemert, Geert‐Jan A Graumans, Wouter de Wilt, Johannes H W Sauerwein, Robert W EMBO J Articles Plasmodium falciparum (Pf) is a major cause of human malaria and is transmitted by infected Anopheles mosquitoes. The initial asymptomatic infection is characterized by parasite invasion of hepatocytes, followed by massive replication generating schizonts with blood‐infective merozoites. Hepatocytes can be categorized by their zonal location and metabolic functions within a liver lobule. To understand specific host conditions that affect infectivity, we studied Pf parasite liver stage development in relation to the metabolic heterogeneity of fresh human hepatocytes. We found selective preference of different Pf strains for a minority of hepatocytes, which are characterized by the particular presence of glutamine synthetase (hGS). Schizont growth is significantly enhanced by hGS uptake early in development, showcasing a novel import system. In conclusion, Pf development is strongly determined by the differential metabolic status in hepatocyte subtypes. These findings underscore the importance of detailed understanding of hepatocyte host‐Pf interactions and may delineate novel pathways for intervention strategies. John Wiley and Sons Inc. 2021-01-18 2021-03-15 /pmc/articles/PMC7957391/ /pubmed/33459428 http://dx.doi.org/10.15252/embj.2020106583 Text en © 2021 The Authors. Published under the terms of the CC BY NC ND 4.0 license This is an open access article under the terms of the http://creativecommons.org/licenses/by-nc-nd/4.0/ License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non‐commercial and no modifications or adaptations are made.
spellingShingle Articles
Yang, Annie S P
van Waardenburg, Youri M
van de Vegte‐Bolmer, Marga
van Gemert, Geert‐Jan A
Graumans, Wouter
de Wilt, Johannes H W
Sauerwein, Robert W
Zonal human hepatocytes are differentially permissive to Plasmodium falciparum malaria parasites
title Zonal human hepatocytes are differentially permissive to Plasmodium falciparum malaria parasites
title_full Zonal human hepatocytes are differentially permissive to Plasmodium falciparum malaria parasites
title_fullStr Zonal human hepatocytes are differentially permissive to Plasmodium falciparum malaria parasites
title_full_unstemmed Zonal human hepatocytes are differentially permissive to Plasmodium falciparum malaria parasites
title_short Zonal human hepatocytes are differentially permissive to Plasmodium falciparum malaria parasites
title_sort zonal human hepatocytes are differentially permissive to plasmodium falciparum malaria parasites
topic Articles
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7957391/
https://www.ncbi.nlm.nih.gov/pubmed/33459428
http://dx.doi.org/10.15252/embj.2020106583
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