Evolution of SARS-CoV-2: impact of variants on hosts, COVID-19 vaccines and countermeasures

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Publisher : Frontiers Media SA
ISBN 13 : 2832537944
Total Pages : 116 pages
Book Rating : 4.8/5 (325 download)

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Book Synopsis Evolution of SARS-CoV-2: impact of variants on hosts, COVID-19 vaccines and countermeasures by : Seshadri Vasan

Download or read book Evolution of SARS-CoV-2: impact of variants on hosts, COVID-19 vaccines and countermeasures written by Seshadri Vasan and published by Frontiers Media SA. This book was released on 2024-02-20 with total page 116 pages. Available in PDF, EPUB and Kindle. Book excerpt: The ‘novel coronavirus disease’ (COVID-19) has caused significant global morbidity, mortality and economic damage on a scale similar to the influenza pandemic of 1918. The causative ‘severe acute respiratory syndrome virus 2’ (SARS-CoV-2) is a RNA virus which is evolving rapidly, accumulating mutations, and existing as a cloud of variants with quasispecies diversity. We have tens of thousands of variants, of which currently two are ‘variants of interest’ (Lambda, Mu) and another four ‘variants of concern’ (Alpha, Beta, Gamma, Delta, Omicron) to the World Health Organization (WHO). Variants of interest often emerge as variants under investigation in one or more countries, as seen with the Omicron (initially denoted as Nu in South Africa). They become variants of concern when there is evidence of increased transmissibility, greater case severity, loss of neutralization by antibodies, and reduced effectiveness of countermeasures. Some SARS-CoV-2 variants can infect new hosts (for instance, the Alpha, Beta and Gamma variants of concern can infect wild type mice which is a species that cannot be vaccinated or controlled easily), and/or reduce the effectiveness of vaccines and therapies (especially Beta and Delta); diagnostic tests have also been reported to be affected. Currently, we do not yet have any ‘variant of high consequence’ with confirmed attributes such as widespread diagnostic test failures, significant reduction in the effectiveness of vaccines and/or therapies, with greater disease severity and deaths. It remains to be seen if Omicron would be the first to be declared by the WHO as a variant of high consequence; more variants of concern are also likely to be declared by the WHO over the next couple of years. Therefore, our ability to control and conquer this pandemic over the long run is dependent on predicting and keeping up with the evolution of this virus, its new hosts, as well as understanding and mitigating its impact on diagnostics, vaccines and therapies.

The Immunoglobulin FactsBook

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Publisher : Academic Press
ISBN 13 : 0080574475
Total Pages : 472 pages
Book Rating : 4.0/5 (85 download)

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Book Synopsis The Immunoglobulin FactsBook by : Marie-Paule Lefranc

Download or read book The Immunoglobulin FactsBook written by Marie-Paule Lefranc and published by Academic Press. This book was released on 2001-05-23 with total page 472 pages. Available in PDF, EPUB and Kindle. Book excerpt: The FactsBook series has established itself as the best source of easily accessible and accurate facts about protein groups. Books in the series use an easy-to-follow format and are meticulously researched and compiled by experts in the field.The Immunoglobulin FactsBook is the first published reference for all 203 human functional and ORF immunoglobulin genes. It is complete and standardized and employs nomenclature approved by the HUGO Nomenclature Committee.

The Coronaviridae

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Publisher : Springer Science & Business Media
ISBN 13 : 1489915311
Total Pages : 424 pages
Book Rating : 4.4/5 (899 download)

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Book Synopsis The Coronaviridae by : Stuart G. Siddell

Download or read book The Coronaviridae written by Stuart G. Siddell and published by Springer Science & Business Media. This book was released on 2013-06-29 with total page 424 pages. Available in PDF, EPUB and Kindle. Book excerpt: Coronaviruses were recognized as a group of enveloped, RNA viruses in 1968 and accepted by the International Committee on the Taxonomy of Viruses as a separate family, the Coronaviridae, in 1975. By 1978, it had become evident that the coronavirus genomic RNA was infectious (i. e. , positive strand), and by 1983, at least the framework of the coronavirus replication strategy had been per ceived. Subsequently, with the application of recombinant DNA techniques, there have been remarkable advances in our understanding of the molecular biology of coronaviruses, and a mass of structural data concerning coronavirus genomes, mRNAs, and pro teins now exists. More recently, attention has been focused on the role of essential and accessory gene products in the coronavirus replication cyde and a molecular analysis of the structure-function relation ships of coronavirus proteins. Nevertheless, there are still large gaps in our knowledge, for instance, in areas such as the genesis of coronavirus subgenomic mRNAs or the function of the coronavirus RNA-dependent RNA polymerase. The diseases caused by coronaviruses have been known for much longer than the agents themselves. Possibly the first coronavirus-related disease to be recorded was feline infectious peritonitis, as early as 1912. The diseases associ ated with infectious bronchitis virus, transmissible gastroenteritis virus, and murine hepatitis virus were all well known before 1950.

World Health Statistics 2009

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Publisher : World Health Organization
ISBN 13 : 9241563818
Total Pages : 150 pages
Book Rating : 4.2/5 (415 download)

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Book Synopsis World Health Statistics 2009 by : World Health Organization

Download or read book World Health Statistics 2009 written by World Health Organization and published by World Health Organization. This book was released on 2009 with total page 150 pages. Available in PDF, EPUB and Kindle. Book excerpt: World Health Statistics 2009 contains WHO's annual compilation of data from its 193 member states, and includes a summary of progress towards the health-related millennium development goals and targets. This edition also contains a new section on reported cases of selected infectious diseases. It provides a comprehensive summary of the current status of national health and health systems including; mortality and burden of disease, causes of death, reported infectious diseases, health service coverage, risk factors, health systems resources, health expenditures, inequities and demographic and socioeconomic statistics. The section on inequities presents statistics on the distribution of selected health outcomes and interventions within countries, disaggregated by sex, age, urban and rural settings, wealth, and educational level. WHO presents World Health Statistics 2009 as an integral part of its ongoing effort to inform better measures of population health and national health systems.

National Strategy for the COVID-19 Response and Pandemic Preparedness

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Publisher : Simon and Schuster
ISBN 13 : 1510767614
Total Pages : 329 pages
Book Rating : 4.5/5 (17 download)

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Book Synopsis National Strategy for the COVID-19 Response and Pandemic Preparedness by : Joseph R. Biden, Jr.

Download or read book National Strategy for the COVID-19 Response and Pandemic Preparedness written by Joseph R. Biden, Jr. and published by Simon and Schuster. This book was released on 2021-05-04 with total page 329 pages. Available in PDF, EPUB and Kindle. Book excerpt: The ultimate guide for anyone wondering how President Joe Biden will respond to the COVID-19 pandemic—all his plans, goals, and executive orders in response to the coronavirus crisis. Shortly after being inaugurated as the 46th President of the United States, Joe Biden and his administration released this 200 page guide detailing his plans to respond to the coronavirus pandemic. The National Strategy for the COVID-19 Response and Pandemic Preparedness breaks down seven crucial goals of President Joe Biden's administration with regards to the coronavirus pandemic: 1. Restore trust with the American people. 2. Mount a safe, effective, and comprehensive vaccination campaign. 3. Mitigate spread through expanding masking, testing, data, treatments, health care workforce, and clear public health standards. 4. Immediately expand emergency relief and exercise the Defense Production Act. 5. Safely reopen schools, businesses, and travel while protecting workers. 6. Protect those most at risk and advance equity, including across racial, ethnic and rural/urban lines. 7. Restore U.S. leadership globally and build better preparedness for future threats. Each of these goals are explained and detailed in the book, with evidence about the current circumstances and how we got here, as well as plans and concrete steps to achieve each goal. Also included is the full text of the many Executive Orders that will be issued by President Biden to achieve each of these goals. The National Strategy for the COVID-19 Response and Pandemic Preparedness is required reading for anyone interested in or concerned about the COVID-19 pandemic and its effects on American society.

Structural Virology

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Publisher : Royal Society of Chemistry
ISBN 13 : 184973223X
Total Pages : 389 pages
Book Rating : 4.8/5 (497 download)

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Book Synopsis Structural Virology by : Mavis Agbandje-McKenna

Download or read book Structural Virology written by Mavis Agbandje-McKenna and published by Royal Society of Chemistry. This book was released on 2010-11-11 with total page 389 pages. Available in PDF, EPUB and Kindle. Book excerpt: Over the last ten years, much effort has been devoted to improving the biophysical techniques used in the study of viruses. This has resulted in the visualization of these large macromolecular assemblages at atomic level, thus providing the platform for functional interpretation and therapeutic design. Structural Virology covers a wide range of topics and is split into three sections. The first discusses the vast biophysical methodologies used in structural virology, including sample production and purification, confocal microscopy, mass spectrometry, negative-stain and cryo-electron microscopy, X-ray crystallography and nuclear magnetic resonance spectroscopy. The second discusses the role of virus capsid protein structures in determining the functional roles required for receptor recognition, cellular entry, capsid assembly, genome packaging and mechanisms of host immune system evasion. The last section discusses therapeutic strategies based on virus protein structures, including the design of antiviral drugs and the development of viral capsids as vehicles for foreign gene delivery. Each topic covered will begin with a review of the current literature followed by a more detailed discussion of experimental procedures, a step in the viral life cycle, or strategies for therapeutic development. With contributions from experts in the field of structural biology and virology this exceptional monograph will appeal to biomedical scientists involved in basic and /or applied research on viruses. It also provides up-to-date reference material for students entering the field of structural virology as well as scientists already familiar with the area.

Antiviral Drug Discovery and Development

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Publisher : Springer Nature
ISBN 13 : 9811602670
Total Pages : 357 pages
Book Rating : 4.8/5 (116 download)

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Book Synopsis Antiviral Drug Discovery and Development by : Xinyong Liu

Download or read book Antiviral Drug Discovery and Development written by Xinyong Liu and published by Springer Nature. This book was released on 2021-07-13 with total page 357 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book summarizes state-of-the-art antiviral drug design and discovery approaches starting from natural products to de novo design, and provides a timely update on recently approved antiviral drugs and compounds in advanced clinical development. Special attention is paid to viral infections with a high impact on the world population or highly relevant from the public health perspective (HIV, hepatitis C, influenza virus, etc.). In these chapters, limitations associated with adverse effects and emergence of drug resistance are discussed in detail. In addition to classical antiviral strategies, chapters will be dedicated to discuss the non-classical drug development strategies to block viral infection, for instance, allosteric inhibitors, covalent antiviral agents, or antiviral compounds targeting protein–protein interactions. Finally, current prospects for producing broad-spectrum antiviral inhibitors will be also addressed. The book is distinctive in providing the most recent update in the rapidly evolving field of antiviral therapeutics. Authoritative reviews are written by international scientists well known for their contributions in their topics of research, which makes this book suitable for researchers not only within the antiviral research community but also attractive to a broad audience in the drug discovery field. This book covers molecular structures and biochemical mechanisms mediating the antiviral effects, while discussing various ligand design strategies, which include traditional medicinal chemistry, computational chemistry, and chemical biology approaches. The book provides a comprehensive review of antiviral drug discovery and development approaches, particularly focusing on current innovations and future trends.

Emerging Viral Diseases

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Publisher : National Academies Press
ISBN 13 : 0309314003
Total Pages : 310 pages
Book Rating : 4.3/5 (93 download)

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Book Synopsis Emerging Viral Diseases by : Institute of Medicine

Download or read book Emerging Viral Diseases written by Institute of Medicine and published by National Academies Press. This book was released on 2015-03-19 with total page 310 pages. Available in PDF, EPUB and Kindle. Book excerpt: In the past half century, deadly disease outbreaks caused by novel viruses of animal origin - Nipah virus in Malaysia, Hendra virus in Australia, Hantavirus in the United States, Ebola virus in Africa, along with HIV (human immunodeficiency virus), several influenza subtypes, and the SARS (sudden acute respiratory syndrome) and MERS (Middle East respiratory syndrome) coronaviruses - have underscored the urgency of understanding factors influencing viral disease emergence and spread. Emerging Viral Diseases is the summary of a public workshop hosted in March 2014 to examine factors driving the appearance, establishment, and spread of emerging, re-emerging and novel viral diseases; the global health and economic impacts of recently emerging and novel viral diseases in humans; and the scientific and policy approaches to improving domestic and international capacity to detect and respond to global outbreaks of infectious disease. This report is a record of the presentations and discussion of the event.

The East Asian Covid-19 Paradox

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Publisher : Cambridge University Press
ISBN 13 : 1108968473
Total Pages : 92 pages
Book Rating : 4.1/5 (89 download)

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Book Synopsis The East Asian Covid-19 Paradox by : Yves Tiberghien

Download or read book The East Asian Covid-19 Paradox written by Yves Tiberghien and published by Cambridge University Press. This book was released on 2022-03-10 with total page 92 pages. Available in PDF, EPUB and Kindle. Book excerpt: The Covid-19 pandemic triggered the first global public health emergency since 1918, the greatest economic crisis since the Great Depression, and the greatest geopolitical tensions in decades. Global governance mechanisms failed. Yet, East Asian countries (with caveats) managed to control Covid-19 better than most other countries and to increase their cooperation toward economic integration, despite their position on the security frontline. What explains this East Asian Covid paradox in a region devoid of strong regional institutions? This Element argues that high levels of institutional preparation, social cohesion, and global strategic reinforcement in a context of situational convergence explain the results. It relies on high-level interviews and case studies across the region.

Biomolecular Structure and Dynamics

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Publisher : Springer Science & Business Media
ISBN 13 : 9401154848
Total Pages : 327 pages
Book Rating : 4.4/5 (11 download)

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Book Synopsis Biomolecular Structure and Dynamics by : G. Vergoten

Download or read book Biomolecular Structure and Dynamics written by G. Vergoten and published by Springer Science & Business Media. This book was released on 2012-12-06 with total page 327 pages. Available in PDF, EPUB and Kindle. Book excerpt: Biomolecular Structure and Dynamics describes recent fundamental advances in the experimental and theoretical study of molecular dynamics and stochastic dynamic simulations, X-ray crystallography and NMR of biomolecules, the structure of proteins and its prediction, time resolved Fourier transform IR spectroscopy of biomolecules, the computation of free energy, applications of vibrational CD of nucleic acids, and solid state NMR. Further presentations include recent advances in UV resonance Raman spectroscopy of biomolecules, semiempirical MO methods, empirical force fields, quantitative studies of the structure of proteins in water by Fourier transform IR, and density functional theory. Metal-ligand interactions, DFT treatment of organometallic and biological systems, and simulation vs. X-ray and far IR experiments are also discussed in some detail. The book provides a broad perspective of the current theoretical aspects and recent experimental findings in the field of biomolecular dynamics, revealing future research trends, especially in areas where theoreticians and experimentalists could fruitfully collaborate.

Mucosal Vaccines

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Publisher : Elsevier
ISBN 13 : 0080537057
Total Pages : 501 pages
Book Rating : 4.0/5 (85 download)

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Book Synopsis Mucosal Vaccines by : Hiroshi Kiyono

Download or read book Mucosal Vaccines written by Hiroshi Kiyono and published by Elsevier. This book was released on 1996-10-23 with total page 501 pages. Available in PDF, EPUB and Kindle. Book excerpt: This comprehensive, authoritative treatise covers all aspects of mucosal vaccines including their development, mechanisms of action, molecular/cellular aspects, and practical applications. The contributing authors and editors of this one-of-a-kind book are very well known in their respective fields. Mucosal Vaccines is organized in a unique format in which basic, clinical, and practical aspects of the mucosal immune system for vaccine development are described and discussed. This project is endorsed by the Society for Mucosal Immunology. - Provides the latest views on mucosal vaccines - Applies basic principles to the development of new vaccines - Links basic, clinical, and practical aspects of mucosal vaccines to different infectious diseases - Unique and user-friendly organization

Coronavirus Disease 2019 (COVID-19)

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Publisher :
ISBN 13 : 9789811548154
Total Pages : pages
Book Rating : 4.5/5 (481 download)

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Book Synopsis Coronavirus Disease 2019 (COVID-19) by : Shailendra K. Saxena

Download or read book Coronavirus Disease 2019 (COVID-19) written by Shailendra K. Saxena and published by . This book was released on 2020 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: This book provides a comprehensive overview of recent novel coronavirus (SARS-CoV-2) infection, their biology and associated challenges for their treatment and prevention of novel Coronavirus Disease 2019 (COVID-19). Discussing various aspects of COVID-19 infection, including global epidemiology, genome organization, immunopathogenesis, transmission cycle, diagnosis, treatment, prevention, and control strategies, it highlights host-pathogen interactions, host immune response, and pathogen immune invasion strategies toward developing an immune intervention or preventive vaccine for COVID-19. An understanding of the topics covered in the book is imperative in the context of designing strategies to protect the human race from further losses and harm due to SARS-CoV-2 infection causing COVID-19.

The COVID-19 Aftermath

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Publisher : Springer Nature
ISBN 13 : 3031619390
Total Pages : 453 pages
Book Rating : 4.0/5 (316 download)

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Book Synopsis The COVID-19 Aftermath by : Nima Rezaei

Download or read book The COVID-19 Aftermath written by Nima Rezaei and published by Springer Nature. This book was released on with total page 453 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Learning from SARS

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Publisher : National Academies Press
ISBN 13 : 0309182158
Total Pages : 376 pages
Book Rating : 4.3/5 (91 download)

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Book Synopsis Learning from SARS by : Institute of Medicine

Download or read book Learning from SARS written by Institute of Medicine and published by National Academies Press. This book was released on 2004-04-26 with total page 376 pages. Available in PDF, EPUB and Kindle. Book excerpt: The emergence of severe acute respiratory syndrome (SARS) in late 2002 and 2003 challenged the global public health community to confront a novel epidemic that spread rapidly from its origins in southern China until it had reached more than 25 other countries within a matter of months. In addition to the number of patients infected with the SARS virus, the disease had profound economic and political repercussions in many of the affected regions. Recent reports of isolated new SARS cases and a fear that the disease could reemerge and spread have put public health officials on high alert for any indications of possible new outbreaks. This report examines the response to SARS by public health systems in individual countries, the biology of the SARS coronavirus and related coronaviruses in animals, the economic and political fallout of the SARS epidemic, quarantine law and other public health measures that apply to combating infectious diseases, and the role of international organizations and scientific cooperation in halting the spread of SARS. The report provides an illuminating survey of findings from the epidemic, along with an assessment of what might be needed in order to contain any future outbreaks of SARS or other emerging infections.

Emerging SARS-COV-2 Variants: Genomic Variations, Transmission, Pathogenesis, Clinical Impact and Interventions

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Author :
Publisher : Frontiers Media SA
ISBN 13 : 283251734X
Total Pages : 687 pages
Book Rating : 4.8/5 (325 download)

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Book Synopsis Emerging SARS-COV-2 Variants: Genomic Variations, Transmission, Pathogenesis, Clinical Impact and Interventions by : Pragya Dhruv Yadav

Download or read book Emerging SARS-COV-2 Variants: Genomic Variations, Transmission, Pathogenesis, Clinical Impact and Interventions written by Pragya Dhruv Yadav and published by Frontiers Media SA. This book was released on 2023-04-19 with total page 687 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Vaccination Strategies Against Highly Variable Pathogens

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Publisher : Springer Nature
ISBN 13 : 3030580040
Total Pages : 180 pages
Book Rating : 4.0/5 (35 download)

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Book Synopsis Vaccination Strategies Against Highly Variable Pathogens by : Lars Hangartner

Download or read book Vaccination Strategies Against Highly Variable Pathogens written by Lars Hangartner and published by Springer Nature. This book was released on 2020-09-01 with total page 180 pages. Available in PDF, EPUB and Kindle. Book excerpt: Vaccines against antigenically stable pathogens, or pathogens that only exist in a limited number of serotypes, have been very successful in the past and have drastically decreased the incidence and lethality of many diseases. However, when it comes to highly variable pathogens or viruses that exist in multiple serotypes, the traditional methods for vaccine development have reached their limits. This volume highlights the development of vaccines against such challenging pathogens. Novel approaches for immunogen design, including structure-guided vaccine development and vaccines targeting glycans, as well as adjuvants and animal models used for testing possible vaccine candidates are outlined and discussed in detail. Given its scope, the book will appeal to scientists in the fields of infectious diseases, microbiology and medicine.

The Nidoviruses

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Publisher : Springer Science & Business Media
ISBN 13 : 9780306466342
Total Pages : 500 pages
Book Rating : 4.4/5 (663 download)

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Book Synopsis The Nidoviruses by : Ehud Lavi

Download or read book The Nidoviruses written by Ehud Lavi and published by Springer Science & Business Media. This book was released on 2001 with total page 500 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book is the proceedings of the VIII International Symposium on Nidoviruses (Coronaviruses and Arteriviruses), held May 20-25, 2000, in Philadelphia, Pennsylvania, USA. This comprehensive new book summarizes current knowledge concerning this group of viruses. It details the genomic structure of the viruses, the mechanism of their entry into cells, their mechanism of replication, RNA synthesis, and particle assembly within cells. The book also describes the epidemiology of these viruses, their pathogenesis, and the role of the immune system in interacting with these viruses.