Innate, adaptive, and cell-autonomous immunity against Toxoplasma gondii infection

Toxoplasmosis: Insights into immunity Researchers are extensively studying immune responses to the single-celled parasite Toxoplasma gondii, which infects around one-third of humans, often harmlessly, but can cause life-threatening toxoplasmosis infections in patients with weakened immune systems. M...

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Main Authors: Miwa Sasai, Masahiro Yamamoto
Format: Article
Language:English
Published: Nature Publishing Group 2019-12-01
Series:Experimental and Molecular Medicine
Online Access:https://doi.org/10.1038/s12276-019-0353-9
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author Miwa Sasai
Masahiro Yamamoto
author_facet Miwa Sasai
Masahiro Yamamoto
author_sort Miwa Sasai
collection DOAJ
description Toxoplasmosis: Insights into immunity Researchers are extensively studying immune responses to the single-celled parasite Toxoplasma gondii, which infects around one-third of humans, often harmlessly, but can cause life-threatening toxoplasmosis infections in patients with weakened immune systems. Masahiro Yamamoto and Miwa Sasai at Osaka University in Japan review recent advances in understanding the interactions between the immune system and the parasite. They consider non-specific ‘innate’ immune responses and also the ‘acquired’ responses that target specific parts of the parasite, referred to as antigens. Methods that selectively switch off genes in mice are revealing details presumed to also be relevant for humans. Significant molecules, molecular signaling pathways and immune-regulating processes are being identified. Recent studies suggest cell-autonomous immunity, the ability of host cells to defend themselves against attack, plays a significant role in fighting Toxoplasma gondii infection.
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spelling doaj.art-59aba2c0a55b4809aa65d6173f6db5ba2022-12-21T22:24:00ZengNature Publishing GroupExperimental and Molecular Medicine1226-36132092-64132019-12-01511211010.1038/s12276-019-0353-9Innate, adaptive, and cell-autonomous immunity against Toxoplasma gondii infectionMiwa Sasai0Masahiro Yamamoto1Department of Immunoparasitology, Research Institute for Microbial Diseases, Osaka UniversityDepartment of Immunoparasitology, Research Institute for Microbial Diseases, Osaka UniversityToxoplasmosis: Insights into immunity Researchers are extensively studying immune responses to the single-celled parasite Toxoplasma gondii, which infects around one-third of humans, often harmlessly, but can cause life-threatening toxoplasmosis infections in patients with weakened immune systems. Masahiro Yamamoto and Miwa Sasai at Osaka University in Japan review recent advances in understanding the interactions between the immune system and the parasite. They consider non-specific ‘innate’ immune responses and also the ‘acquired’ responses that target specific parts of the parasite, referred to as antigens. Methods that selectively switch off genes in mice are revealing details presumed to also be relevant for humans. Significant molecules, molecular signaling pathways and immune-regulating processes are being identified. Recent studies suggest cell-autonomous immunity, the ability of host cells to defend themselves against attack, plays a significant role in fighting Toxoplasma gondii infection.https://doi.org/10.1038/s12276-019-0353-9
spellingShingle Miwa Sasai
Masahiro Yamamoto
Innate, adaptive, and cell-autonomous immunity against Toxoplasma gondii infection
Experimental and Molecular Medicine
title Innate, adaptive, and cell-autonomous immunity against Toxoplasma gondii infection
title_full Innate, adaptive, and cell-autonomous immunity against Toxoplasma gondii infection
title_fullStr Innate, adaptive, and cell-autonomous immunity against Toxoplasma gondii infection
title_full_unstemmed Innate, adaptive, and cell-autonomous immunity against Toxoplasma gondii infection
title_short Innate, adaptive, and cell-autonomous immunity against Toxoplasma gondii infection
title_sort innate adaptive and cell autonomous immunity against toxoplasma gondii infection
url https://doi.org/10.1038/s12276-019-0353-9
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