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The proximal origin of SARS-CoV-2.

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TLDR
It is shown that SARS-CoV-2 is not a laboratory construct or a purposefully manipulated virus, and scenarios by which they could have arisen are discussed.
Abstract
SARS-CoV-2 is the seventh coronavirus known to infect humans; SARSCoV, MERS-CoV and SARS-CoV-2 can cause severe disease, whereas HKU1, NL63, OC43 and 229E are associated with mild symptoms6. Here we review what can be deduced about the origin of SARS-CoV-2 from comparative analysis of genomic data. We offer a perspective on the notable features of the SARS-CoV-2 genome and discuss scenarios by which they could have arisen. Our analyses clearly show that SARS-CoV-2 is not a laboratory construct or a purposefully manipulated virus.

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High prevalence of SARS-CoV-2 and influenza A virus (H1N1) coinfection in dead patients in Northeastern Iran.

TL;DR: A high prevalence of coinfection with influenza A virus and the monopoly of coininfection with Human metapneumovirus in children are highlighted.
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The molecular epidemiology of multiple zoonotic origins of SARS-CoV-2

TL;DR: Analysis of the genomic diversity of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) early in the coronav virus disease 2019 (COVID-19) pandemic indicates that it is unlikely that SARS- covirus-2 circulated widely in humans prior to November 2019 and defines the narrow window between when Sars-Cov-2 first jumped into humans and when the first cases of CO VID-19 were reported.
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Integrative analyses of SARS-CoV-2 genomes from different geographical locations reveal unique features potentially consequential to host-virus interaction, pathogenesis and clues for novel therapies.

TL;DR: The analysis explores the functional impact of the virus mutations on its proteins and interaction of its genes with host antiviral mechanisms and predicted antiviral peptides which can be used in designing peptide based drugs against SARS-CoV-2.
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A systematic review on recent trends in transmission, diagnosis, prevention and imaging features of COVID-19.

TL;DR: This study predicts the possible transmission of the virus through medical practices such as ophthalmology, dental, and endoscopy procedures and the developments of a potential technology for the identification of the infection, such as a drone with thermal screening without human intervention, need to be encouraged.
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Dental Care and Oral Health under the Clouds of COVID-19.

TL;DR: Biological and clinical evidence supports that oral mucosa is an initial site of entry for SARS-CoV-2 and that oral symptoms, including loss of taste/smell and dry mouth, might be early symptoms of COVID-19, presenting before fever, dry cough, fatigue, shortness breath, and other typical symptoms.
References
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Journal ArticleDOI

A pneumonia outbreak associated with a new coronavirus of probable bat origin

TL;DR: Identification and characterization of a new coronavirus (2019-nCoV), which caused an epidemic of acute respiratory syndrome in humans in Wuhan, China, and it is shown that this virus belongs to the species of SARSr-CoV, indicates that the virus is related to a bat coronav virus.
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A new coronavirus associated with human respiratory disease in China.

TL;DR: Phylogenetic and metagenomic analyses of the complete viral genome of a new coronavirus from the family Coronaviridae reveal that the virus is closely related to a group of SARS-like coronaviruses found in bats in China.
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An interactive web-based dashboard to track COVID-19 in real time.

TL;DR: The outbreak of the 2019 novel coronavirus disease (COVID-19) has induced a considerable degree of fear, emotional stress and anxiety among individuals around the world.
Journal ArticleDOI

Cryo-EM structure of the 2019-nCoV spike in the prefusion conformation.

TL;DR: The authors show that this protein binds at least 10 times more tightly than the corresponding spike protein of severe acute respiratory syndrome (SARS)–CoV to their common host cell receptor, and test several published SARS-CoV RBD-specific monoclonal antibodies found that they do not have appreciable binding to 2019-nCoV S, suggesting that antibody cross-reactivity may be limited between the two RBDs.
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