Microbial Modulation of Host Apoptosis and Pyroptosis

Microbial Modulation of Host Apoptosis and Pyroptosis PDF Author: Amal O. Amer
Publisher: Frontiers E-books
ISBN: 2889192806
Category : Apoptosis
Languages : en
Pages : 110

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Book Description
Infectious disease is the result of an interactive relationship between a microbial pathogen and its host. In this interaction both the host and the pathogen attempt to manipulate each other using a complex network to maximize their respective survival probabilities. Programmed host cell death is a direct outcome of host-pathogen interaction and may benefit host or pathogen depending on microbial pathogenesis. Apoptosis and pyroptosis are two common programmed cell death types induced by various microbial infections. Apoptosis is non-inflammatory programmed cell death and can be triggered through intrinsic or extrinsic pathways and with or without the contribution of mitochondria. Pyroptosis is an inflammatory cell death and is typically triggered by caspase-1 after its activation by various inflammasomes. Microbial pathogens are able to modulate host apoptosis and pyroptosis through different triggers and pathways. The promotion and inhibition of host apoptosis and pyroptosis vary and depend on the microbe types, virulence, and phenotypes. For example, virulent pathogens and attenuated vaccine strains may use different pathways to modulate host cell death. Specific microbial genes may be responsible for the modulation of host cell death. Different host cells, including macrophages, dendritic cells, and T cells, can undergo apoptosis and pyroptosis after microbial infections. The pathways of host apoptosis and pyroptosis induced by different microbes may also differ. Different methods can be used to study the interaction between microbes and host cell death system.

Pili in Mycobacterium Tuberculosis

Pili in Mycobacterium Tuberculosis PDF Author: Ali Akbar Velayati
Publisher: Elsevier
ISBN: 0443217130
Category : Science
Languages : en
Pages : 341

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Book Description
Pili in Mycobacterium Tuberculosis: Structure, Function, and Therapeutic Advances discusses the types of pili produced by the tuberculosis-causing bacterium, Mycobacterium tuberculosis (MTBC. The book examines the structure of pili shown under electron and atomic force microscopy and by using whole genome sequencing, outlines the importance of pili in mycobacterium tuberculosis. It also explores the role of pili in bacteria-host interactions and in drug development and delivery. Pili in Mycobacterium Tuberculosis opens with an overview of the structure, synthesis, and function of pili in bacteria. This includes taxonomy and the role of pili in diseases. The book also examines the preparation of Mycobacterium tuberculosis for electronic and atomic microscopy and looks at the different life cycles and susceptibility patterns of MTBC. It does on to discuss the expression and function of pili using whole genome sequencing and PCR-based methods and delves into bacteria host interactions. Lastly, it explores the development of new drugs and its delivery by pili. • Covers the structure, synthesis, and function of pili produced by the tuberculosis-causing bacterium, MTB• Introduces seven types of pili in MTB• Explains the mechanism of bacteria–host attachment and importance of this phenomena in MTB pili and other bacteria• Emphasizes the use of advances techniques to study and investigate the TB-bacilli and its interaction with host cells

Molecular Medical Microbiology

Molecular Medical Microbiology PDF Author: Yi-Wei Tang
Publisher: Academic Press
ISBN: 0323899927
Category : Science
Languages : en
Pages : 3535

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Book Description
Molecular Medical Microbiology, Third Edition presents the latest release in what is considered to be the first book to synthesize new developments in both molecular and clinical research. The molecular age has brought about dramatic changes in medical microbiology, along with great leaps in our understanding of the mechanisms of infectious disease. This third edition is completely updated, reviewed and expanded, providing a timely and helpful update for microbiologists, students and clinicians in the era of increasing use of molecular techniques, changing epidemiology and prevalence, and increasing resistance of many pathogenic bacteria. Written by experts in the field, chapters include cutting-edge information and clinical overviews for each major bacterial group, along with the latest updates on vaccine development, molecular technology and diagnostic technology. - Completely updated and revised edition of this comprehensive and accessible reference on molecular medical microbiology - Includes full color presentations throughout - Delves into in-depth discussions on individual pathogenic bacteria in a system-oriented approach - Includes a clinical overview for each major bacterial group - Presents the latest information on vaccine development, molecular technology and diagnostic technology - Provides more than 100 chapters on all major groups of bacteria

NETosis

NETosis PDF Author: Geeta Rai
Publisher: Academic Press
ISBN: 0128163798
Category : Medical
Languages : en
Pages : 202

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Book Description
NETosis: Immunity, Pathogenesis and Therapeutics takes a focused approach to the clinical aspects of NETosis and drug development, bringing critical findings. Chapters introduce NETosis, consider mechanisms and antimicrobial strategies regulating NETosis, examine NETosis in neonates, explore the role of NETosis in autoimmunity, delve into NETosis and other diseases, and present therapeutic approaches for dysregulated NETosis. Since Brinkamm, et al, discovered an unrecognized neutrophil anti-microbial mechanism responsible for the extracellular killing of invading pathogens in 2004, the novel process in which nuclear chromatin de-condenses and DNA is ejected into the extra cellular environment, trapping and inactivating tissue pathogens has rapidly evolved. - Presents an up-to-date and detailed analysis of NETosis - Brings together critical findings on NETosis as a comparatively novel immune mechanism - Focuses on the clinical aspects of NETosis that lead to drug development - Covers the topic with a cogency and passion that is based on years of scientific research

Current Trends in Exploiting Molecular Signaling in Bacteria-Host Crosstalk

Current Trends in Exploiting Molecular Signaling in Bacteria-Host Crosstalk PDF Author: Monica Cartelle Gestal
Publisher: Frontiers Media SA
ISBN: 2889764303
Category : Science
Languages : en
Pages : 417

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Book Description


Legionella: from protozoa to humans

Legionella: from protozoa to humans PDF Author: Carmen Buchrieser
Publisher: Frontiers E-books
ISBN: 2889190064
Category :
Languages : en
Pages : 174

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Book Description


Modulation of Macrophage Signaling Pathways during Bacterial Infections

Modulation of Macrophage Signaling Pathways during Bacterial Infections PDF Author: Supriya Shukla
Publisher: Frontiers Media SA
ISBN: 2889711897
Category : Science
Languages : en
Pages : 259

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Book Description


Microbial Endocrinology

Microbial Endocrinology PDF Author: Mark Lyte
Publisher: Springer Science & Business Media
ISBN: 1441955763
Category : Medical
Languages : en
Pages : 325

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Book Description
Microbial endocrinology represents a newly emerging interdisciplinary field that is formed by the intersection of the fields of neurobiology and microbiology. This book will introduce a new perspective to the current understanding not only of the factors that mediate the ability of microbes to cause disease, but also to the mechanisms that maintain normal homeostasis. The discovery that microbes can directly respond to neuroendocrine hormones, as evidenced by increased growth and production of virulence-associated factors, provides for a new framework with which to investigate how microorganisms interface not only with vertebrates, but also with invertebrates and even plants. The reader will learn that the neuroendocrine hormones that one most commonly associates with mammals are actually found throughout the plant, insect and microbial communities to an extent that will undoubtedly surprise many, and most importantly, how interactions between microbes and neuroendocrine hormones can influence the pathophysiology of infectious disease.

Type IV Secretion in Gram-Negative and Gram-Positive Bacteria

Type IV Secretion in Gram-Negative and Gram-Positive Bacteria PDF Author: Steffen Backert
Publisher: Springer
ISBN: 3319752413
Category : Medical
Languages : en
Pages : 364

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Book Description
Type IV secretion systems (T4SSs) are highly versatile membrane-associated transporter machines used by Gram-negative and Gram-positive bacteria to deliver substrate molecules to a large variety of target cells. This volume summarizes our current knowledge of the large variety and structural diversity of T4SSs in pathogenic Escherichia, Agrobacterium, Legionella, Coxiella, Bartonella, Helicobacter, Enterococcus and other species. Divided into 13 chapters contributed by leading experts, it presents findings that significantly enhance our understanding of how various pathogens manipulate host cell functions to trigger bacterial uptake, promote intracellular growth, suppress defense mechanisms and of how bacteria spread antibiotic resistances, thus facilitating bacterial colonization and disease development. The book is an invaluable source of information for researchers and clinicians.

Advances in Yersinia Research

Advances in Yersinia Research PDF Author: Alzira Maria Paiva de Almeida
Publisher: Springer Science & Business Media
ISBN: 1461435617
Category : Medical
Languages : en
Pages : 363

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Book Description
This book is a collection of articles written by prominent scientists who gathered in the city of Recife, Brazil, 23-27 October 2010, celebrating the 10th International Symposium on Yersinia. The event is held every four years in a different country and for the Yersinia 2010, an interesting and updated program covering advances in research in Yersiniae was organized. The major advances achieved over the past four years since the last symposium held in Lexington, USA in 2006 were divided into eight chapters: Epidemiology, Clinical, Diagnostic and Therapeutic aspects; Ecology and Modeling; Genomic/Transcriptomics and Large Scale Population; Immune Response and Vaccine; Pathogenesis and Pathogenicity Factors; Cellular Yersiniology; Bacterial Structure and Metabolism: Roles in Pathogenesis and Bacterial Life Style. The purpose of the book is to extend cutting edge knowledge on Yersinia discussed during the 10th International Symposium.