Dissecting the mechanisms of pathogenesis in cerebral malaria.

Cerebral malaria (CM) is one of the leading causes of death due to malaria. It is characterised by coma, presence of asexual parasites in blood smear, and absence of any other reason that can cause encephalopathy. The fatality rate for CM is high, and those who survive CM often experience long-term...

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Main Authors: Arathy Ramachandran, Amit Sharma
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2022-11-01
Series:PLoS Pathogens
Online Access:https://doi.org/10.1371/journal.ppat.1010919
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author Arathy Ramachandran
Amit Sharma
author_facet Arathy Ramachandran
Amit Sharma
author_sort Arathy Ramachandran
collection DOAJ
description Cerebral malaria (CM) is one of the leading causes of death due to malaria. It is characterised by coma, presence of asexual parasites in blood smear, and absence of any other reason that can cause encephalopathy. The fatality rate for CM is high, and those who survive CM often experience long-term sequelae, including cognitive and motor dysfunctions. It is unclear how parasites sequestered in the lumen of endothelial cells of the blood-brain barrier (BBB), and localised breakdown of BBB can manifest gross physiological changes across the brain. The pathological changes associated with CM are mainly due to the dysregulation of inflammatory and coagulation pathways. Other factors like host and parasite genetics, transmission intensity, and the host's immune status are likely to play a role in the development and progression of CM. This work focuses on the pathological mechanisms underlying CM. Insights from humans, mice, and in vitro studies have been summarised to present a cohesive understanding of molecular mechanisms involved in CM pathology.
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spelling doaj.art-dd013346f7314c18a79e81e6f824f1cf2022-12-22T02:57:56ZengPublic Library of Science (PLoS)PLoS Pathogens1553-73661553-73742022-11-011811e101091910.1371/journal.ppat.1010919Dissecting the mechanisms of pathogenesis in cerebral malaria.Arathy RamachandranAmit SharmaCerebral malaria (CM) is one of the leading causes of death due to malaria. It is characterised by coma, presence of asexual parasites in blood smear, and absence of any other reason that can cause encephalopathy. The fatality rate for CM is high, and those who survive CM often experience long-term sequelae, including cognitive and motor dysfunctions. It is unclear how parasites sequestered in the lumen of endothelial cells of the blood-brain barrier (BBB), and localised breakdown of BBB can manifest gross physiological changes across the brain. The pathological changes associated with CM are mainly due to the dysregulation of inflammatory and coagulation pathways. Other factors like host and parasite genetics, transmission intensity, and the host's immune status are likely to play a role in the development and progression of CM. This work focuses on the pathological mechanisms underlying CM. Insights from humans, mice, and in vitro studies have been summarised to present a cohesive understanding of molecular mechanisms involved in CM pathology.https://doi.org/10.1371/journal.ppat.1010919
spellingShingle Arathy Ramachandran
Amit Sharma
Dissecting the mechanisms of pathogenesis in cerebral malaria.
PLoS Pathogens
title Dissecting the mechanisms of pathogenesis in cerebral malaria.
title_full Dissecting the mechanisms of pathogenesis in cerebral malaria.
title_fullStr Dissecting the mechanisms of pathogenesis in cerebral malaria.
title_full_unstemmed Dissecting the mechanisms of pathogenesis in cerebral malaria.
title_short Dissecting the mechanisms of pathogenesis in cerebral malaria.
title_sort dissecting the mechanisms of pathogenesis in cerebral malaria
url https://doi.org/10.1371/journal.ppat.1010919
work_keys_str_mv AT arathyramachandran dissectingthemechanismsofpathogenesisincerebralmalaria
AT amitsharma dissectingthemechanismsofpathogenesisincerebralmalaria