From the Friend to the Foe—<i>Enterococcus faecalis</i> Diverse Impact on the Human Immune System

<i>Enterococcus faecalis</i> is a bacterium which accompanies us from the first days of our life. As a commensal it produces vitamins, metabolizes nutrients, and maintains intestinal pH. All of that happens in exchange for a niche to inhabit. It is not surprising then, that the bacterium...

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Main Authors: Agnieszka Daca, Tomasz Jarzembowski
Format: Article
Language:English
Published: MDPI AG 2024-02-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:https://www.mdpi.com/1422-0067/25/4/2422
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author Agnieszka Daca
Tomasz Jarzembowski
author_facet Agnieszka Daca
Tomasz Jarzembowski
author_sort Agnieszka Daca
collection DOAJ
description <i>Enterococcus faecalis</i> is a bacterium which accompanies us from the first days of our life. As a commensal it produces vitamins, metabolizes nutrients, and maintains intestinal pH. All of that happens in exchange for a niche to inhabit. It is not surprising then, that the bacterium was and is used as an element of many probiotics and its positive impact on the human immune system and the body in general is hard to ignore. This bacterium has also a dark side though. The plasticity and relative ease with which one acquires virulence traits, and the ability to hide from or even deceive and use the immune system to spread throughout the body make <i>E. faecalis</i> a more and more dangerous opponent. The statistics clearly show its increasing role, especially in the case of nosocomial infections. Here we present the summarization of current knowledge about <i>E. faecalis</i>, especially in the context of its relations with the human immune system.
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spelling doaj.art-454dc212a2bb48f9b8ebd8cce46c7a952024-02-23T15:20:55ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672024-02-01254242210.3390/ijms25042422From the Friend to the Foe—<i>Enterococcus faecalis</i> Diverse Impact on the Human Immune SystemAgnieszka Daca0Tomasz Jarzembowski1Department of Physiopathology, Medical University of Gdańsk, 80-210 Gdańsk, PolandDepartment of Microbiology, Medical University of Gdańsk, 80-210 Gdańsk, Poland<i>Enterococcus faecalis</i> is a bacterium which accompanies us from the first days of our life. As a commensal it produces vitamins, metabolizes nutrients, and maintains intestinal pH. All of that happens in exchange for a niche to inhabit. It is not surprising then, that the bacterium was and is used as an element of many probiotics and its positive impact on the human immune system and the body in general is hard to ignore. This bacterium has also a dark side though. The plasticity and relative ease with which one acquires virulence traits, and the ability to hide from or even deceive and use the immune system to spread throughout the body make <i>E. faecalis</i> a more and more dangerous opponent. The statistics clearly show its increasing role, especially in the case of nosocomial infections. Here we present the summarization of current knowledge about <i>E. faecalis</i>, especially in the context of its relations with the human immune system.https://www.mdpi.com/1422-0067/25/4/2422<i>Enterococcus faecalis</i>commensalimmune systeminflammationinfection
spellingShingle Agnieszka Daca
Tomasz Jarzembowski
From the Friend to the Foe—<i>Enterococcus faecalis</i> Diverse Impact on the Human Immune System
International Journal of Molecular Sciences
<i>Enterococcus faecalis</i>
commensal
immune system
inflammation
infection
title From the Friend to the Foe—<i>Enterococcus faecalis</i> Diverse Impact on the Human Immune System
title_full From the Friend to the Foe—<i>Enterococcus faecalis</i> Diverse Impact on the Human Immune System
title_fullStr From the Friend to the Foe—<i>Enterococcus faecalis</i> Diverse Impact on the Human Immune System
title_full_unstemmed From the Friend to the Foe—<i>Enterococcus faecalis</i> Diverse Impact on the Human Immune System
title_short From the Friend to the Foe—<i>Enterococcus faecalis</i> Diverse Impact on the Human Immune System
title_sort from the friend to the foe i enterococcus faecalis i diverse impact on the human immune system
topic <i>Enterococcus faecalis</i>
commensal
immune system
inflammation
infection
url https://www.mdpi.com/1422-0067/25/4/2422
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