Intestinal Dysbiosis in Inflammatory Diseases

Intestinal Dysbiosis in Inflammatory Diseases PDF

Author: Gislane Lelis Vilela de Oliveira

Publisher: Frontiers Media SA

Published: 2021-09-29

Total Pages: 331

ISBN-13: 2889714055

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Dr. Fasano holds stocks in Alba Therapeutics and receives financial support from Takeda Pharmaceuticals. Dr. Taneja receives financial support from Elysium Health and Evelo Biosciences. The other Topic Editors declare no competing interests with regards to the Research Topic subject.

The Role of the Gut Microbiota in Health and Inflammatory Diseases

The Role of the Gut Microbiota in Health and Inflammatory Diseases PDF

Author: Javier Ochoa-Reparaz

Publisher: Frontiers Media SA

Published: 2020-12-04

Total Pages: 176

ISBN-13: 2889661563

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This eBook is a collection of articles from a Frontiers Research Topic. Frontiers Research Topics are very popular trademarks of the Frontiers Journals Series: they are collections of at least ten articles, all centered on a particular subject. With their unique mix of varied contributions from Original Research to Review Articles, Frontiers Research Topics unify the most influential researchers, the latest key findings and historical advances in a hot research area! Find out more on how to host your own Frontiers Research Topic or contribute to one as an author by contacting the Frontiers Editorial Office: frontiersin.org/about/contact.

Gut Microbiome in Immune-mediated Inflammatory Disease

Gut Microbiome in Immune-mediated Inflammatory Disease PDF

Author: Jessica Dawn Forbes

Publisher:

Published: 2016

Total Pages: 0

ISBN-13:

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Immune-mediated inflammatory diseases (IMID) represent a group of ostensibly unrelated, chronic and highly disabling diseases that preferentially affect different organ systems. IMID are assumed to manifest as a result of the accumulation of genetic, environmental and immunological factors. A fundamental commonality between IMID is the idiopathic nature of disease, and moreover, substantial similarities are apparent in disease etiopathogenesis. The complex assemblage of microbes and their genes that exists within and on the human body, collectively known as the microbiome has emerged as a critical factor in human health and, altered microbial populations within the gastrointestinal tract lumen and mucosa have been linked to several IMID. Accordingly, we conducted several studies investigating the association of the gut microbiome with IMID. Our main study investigated differences in the microbial profile and functional potential of multiple IMID utilizing 16S rDNA amplicon sequencing and analysis of stool. We also investigated the mucosal-associated microbiome in IBD to characterize the microbial populations and their functions residing in distinct gastrointestinal compartments from inflamed and noninflamed mucosa. We also explored a potential environmental factor; specifically assessing whether microbes present in drinking water in low or high incidence areas of IBD might contribute to disease etiology. The findings of these studies are manifold. First, we show important differences of the stool microbial profile in IMID. In doing so, we were able to identify distinct states of gut dysbiosis and have revealed numerous microbes that are consistently or uniquely disproportionate between IMID. Second, we have shown the microbial profile associated with inflamed and noninflamed mucosa and have reported that a localized dysbiosis is not observed in the presence of inflammation. Third, we have revealed that distinct gastrointestinal compartments are comprised of similar microbial communities. Lastly, we have reported the drinking water microbiome to differ between low and high incidence areas of IBD, thus suggesting a potential role in IBD etiology. Understanding the role of the gut microbiome in human disease will enable the development and application of more appropriate therapeutic strategies that specifically target microbes within the gut.

Probiotics, Prebiotics, and Synbiotics

Probiotics, Prebiotics, and Synbiotics PDF

Author: Ronald Ross Watson

Publisher: Academic Press

Published: 2015-09-23

Total Pages: 940

ISBN-13: 0128023716

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Probiotics, Prebiotics, and Synbiotics: Bioactive Foods in Health Promotion reviews and presents new hypotheses and conclusions on the effects of different bioactive components of probiotics, prebiotics, and synbiotics to prevent disease and improve the health of various populations. Experts define and support the actions of bacteria; bacteria modified bioflavonoids and prebiotic fibrous materials and vegetable compounds. A major emphasis is placed on the health-promoting activities and bioactive components of probiotic bacteria. Offers a novel focus on synbiotics, carefully designed prebiotics probiotics combinations to help design functional food and nutraceutical products Discusses how prebiotics and probiotics are complementary and can be incorporated into food products and used as alternative medicines Defines the variety of applications of probiotics in health and disease resistance and provides key insights into how gut flora are modified by specific food materials Includes valuable information on how prebiotics are important sources of micro-and macronutrients that modify body functions

Human Microbiota in Health and Disease

Human Microbiota in Health and Disease PDF

Author: Bryan Tungland

Publisher: Academic Press

Published: 2018-05-25

Total Pages: 680

ISBN-13: 0128146508

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Human Gut Microbiota in Health and Disease: From Pathogenesis to Therapy is a comprehensive discussion on all the aspects associated with the early colonization of gut microbiota, its development and maintenance, and its symbiotic relationship with the host in promoting health. Chapters illustrate the complex mechanisms and metabolic signaling pathways related to how the gut microbiota maintain proper regulation of glucose, lipid and energy homeostasis and immune response, all while mediating inflammatory processes involved in the etiology of many chronic disease conditions. With today's common use of pharmaceutical medicine in treating symptoms and frequent overuse of antibiotics in chronic disease within mainstream medical practice, our understanding of the etiological mechanisms of dysbiosis-induced chronic disease and natural approaches to prevention and potential cures for these diseases is of vital importance to overall human health. Details the complex relationship between human microbiota in the gut, oral cavity and skin as well as their colonization, development and impact of factors that influence the relationship Illustrates the mechanisms associated with dysbiosis-associated inflammation and its role in the onset and progression in chronic disease Provides the primary mechanisms and comprehensive scientific evidence for the use of dietary modification and pro- and prebiotics in preventing chronic disease

The Interplay of Microbiome and Immune Response in Health and Diseases

The Interplay of Microbiome and Immune Response in Health and Diseases PDF

Author: Gwendolyn Barcel´o-Coblijn

Publisher: MDPI

Published: 2019-11-06

Total Pages: 206

ISBN-13: 3039216465

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[Increasing evidence suggests that microbiota and especially the gut microbiota (the microbes inhabiting the gut including bacteria, archaea, viruses, and fungi) plays a key role in human physiology and pathology. Recent findings indicate how dysbiosis—an imbalance in the composition and organization of microbial populations—could severely impact the development of different medical conditions (from metabolic to mood disorders), providing new insights into the comprehension of diverse diseases, such as IBD, obesity, asthma, autism, stroke, diabetes, and cancer. Given that microbial cells in the gut outnumber host cells, microbiota influences human physiology both functionally and structurally. Microbial metabolites bridge various—even distant—areas of the organism by way of the immune and hormone system. For instance, it is now clear that the mutual interaction between the gastrointestinal tract and the brain (gut–brain axis), often involves gut microbiota, indicating that the crosstalk between the organism and its microbial residents represents a fundamental aspect of both the establishment and maintenance of healthy conditions. Moreover, it is crucial to recognize that beyond the intestinal tract, microbiota populates other host organs and tissues (e.g., skin and oral mucosa). We have edited this eBook with the aim of publishing manuscripts focusing on the impact of microbiota in the development of different diseases and their associated treatments.]

The Microbiota in Gastrointestinal Pathophysiology

The Microbiota in Gastrointestinal Pathophysiology PDF

Author: Martin H. Floch

Publisher: Academic Press

Published: 2016-11-16

Total Pages: 444

ISBN-13: 0128040629

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The Microbiota in Gastrointestinal Pathophysiology: Implications for Human Health, Prebiotics, Probiotics and Dysbiosis is a one-stop reference on the state-of-the-art research on gut microbial ecology in relation to human disease. This important resource starts with an overview of the normal microbiota of the gastrointestinal tract, including the esophagus, stomach, Ileum, and colon. The book then identifies what a healthy vs. unhealthy microbial community looks like, including methods of identification. Also included is insight into which features and contributions the microbiota make that are essential and useful to host physiology, as is information on how to promote appropriate mutualisms and prevent undesirable dysbioses. Through the power of synthesizing what is known by experienced researchers in the field, current gaps are closed, raising understanding of the role of the microbiome and allowing for further research. Explains how to modify the gut microbiota and how the current strategies used to do this produce their effects Explores the gut microbiota as a therapeutic target Provides the synthesis of existing data from both mainstream and non-mainstream sources through experienced researchers in the field Serves as a ‘one-stop’ shop for a topic that’s currently spread across a number of various journals

Mechanisms Underlying Host-Microbiome Interactions in Pathophysiology of Human Diseases

Mechanisms Underlying Host-Microbiome Interactions in Pathophysiology of Human Diseases PDF

Author: Jun Sun

Publisher: Springer

Published: 2018-01-26

Total Pages: 381

ISBN-13: 149397534X

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Only recently have we begun to appreciate the role of microbiome in health and disease. Environmental factors and change of life style including diet significantly shape human microbiome that in turn appears to modify gut barrier function affecting nutrient & electrolyte absorption and inflammation. Approaches that can reverse the gut dysbiosis represent as reasonable and novel strategies for restoring the balance between host and microbes. In the book, we offer summary and discussion on the advances in understanding of pathophysiological mechanisms of microbial host interactions in human diseases. We will not only discuss intestinal bacterial community, but also viruses, fungi and oral microbiome. Microbiome studies will facilitate diagnosis, functional studies, drug development and personalized medicine. Thus, this book will further highlight the microbiome in the context of health and disease, focusing on mechanistic concepts that underlie the complex relationships between host and microbes.