Molecular Mechanism of Viral Infection

A special issue of Pathogens (ISSN 2076-0817). This special issue belongs to the section "Viral Pathogens".

Deadline for manuscript submissions: closed (28 February 2023) | Viewed by 7516

Special Issue Editors


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Guest Editor
Department of Basic Medical Sciences, University of Science and Technology of China, Hefei 230027, China
Interests: biotechnology; vaccine design; antibody engineering
Special Issues, Collections and Topics in MDPI journals

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Guest Editor
State Key Laboratory of Virology, Wuhan Institute of Virology, Wuhan, China
Interests: basic research and translational study of viral diseases; HIV; RSB

Special Issue Information

Dear Colleagues,

Despite significant advancements in the field of drug discovery and vaccine engineering, infectious diseases remain one of the leading causes of morbidity and mortality worldwide. After pathogens contacting directly or indirectly with host cells, pathogens-derived effectors/toxins function to suppress or escape host immune recognition and immune activation, or to damage normal tissues. In the meantime, hosts have evolved physical and immunological ways to handle such challenges. Understanding these host–pathogen interactions is vital for investigating and analyzing the different stages of pathogenesis, thereby leading to the successful development of diagnostics, therapeutics, and vaccines to counter infection and stop disease progression. In the post-COVID-19 era, humans have never been so eager to reveal the secrets of viral diseases.

Goal

Viruses are among the leading causes of death globally, particularly among children and young adults. Some cell-surface proteins have been exploited as host cell entry receptors by a multitude of pathogenic microbes for mediating host–pathogen interactions. The diversity in the structure and function of the viral factors also define the virus’ interaction with hosts. Deciphering these host–pathogen interaction mechanisms has enabled researchers to understand novel constituents of various cell signaling events.

Scope of the Special Issue

The scope of this Special Issue is broad, spanning molecular mechanisms of viral infection and related diseases including but not limited to studies of virology, viral infection, structure and function studies of viral molecules, host–virus interactions, host immune responses in viral diseases, viral disease and cancer, clinical studies of viral infection, and vaccine design and evaluation.

This Special Issue welcomes a variety of manuscript types including original research papers, methods papers, reviews, mini-reviews, perspectives, hypotheses and theoretical works, case reports, letters to the editor, brief research reports, commentaries, opinions, editorials, and technology and codes. Authors need to follow the authors’ guidelines to prepare their manuscripts.

Prof. Dr. Tengchuan Jin
Prof. Dr. Ke Peng
Guest Editors

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 100 words) can be sent to the Editorial Office for announcement on this website.

Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Pathogens is an international peer-reviewed open access monthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2700 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • viral infection
  • virus–host interaction
  • structure and function studies of viral molecules
  • clinical and basic studies of viral diseases
  • antibody therapy of viral diseases
  • virus mutation and evolution
  • vaccine design
  • virus replication

Published Papers (2 papers)

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Research

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15 pages, 1630 KiB  
Article
Molecular Mimicry Analyses Unveiled the Human Herpes Simplex and Poxvirus Epitopes as Possible Candidates to Incite Autoimmunity
by Sara Begum, Sara Aiman, Shujaat Ahmad, Abdus Samad, Mazen Almehmadi, Mamdouh Allahyani, Abdulelah Aljuaid, Sahib Gul Afridi and Asifullah Khan
Pathogens 2022, 11(11), 1362; https://0-doi-org.brum.beds.ac.uk/10.3390/pathogens11111362 - 16 Nov 2022
Cited by 5 | Viewed by 2052
Abstract
Clinical epidemiological studies have reported that viral infections cause autoimmune pathology in humans. Host-pathogen protein sequences and structure-based molecular mimicry cause autoreactive T cells to cross-activate. The aim of the current study was to implement immunoinformatics approaches to infer sequence- and structure-based molecular [...] Read more.
Clinical epidemiological studies have reported that viral infections cause autoimmune pathology in humans. Host-pathogen protein sequences and structure-based molecular mimicry cause autoreactive T cells to cross-activate. The aim of the current study was to implement immunoinformatics approaches to infer sequence- and structure-based molecular mimicry between viral and human proteomic datasets. The protein sequences of all the so far known human-infecting viruses were obtained from the VIPR database, and complete human proteome data were retrieved from the NCBI repository. Based on a predefined, stringent threshold of comparative sequence analyses, 24 viral proteins were identified with significant sequence similarity to human proteins. PathDIP identified the enrichment of these homologous proteins in nine metabolic pathways with a p-value < 0.0001. Several viral and human mimic epitopes from these homologous proteins were predicted as strong binders of human HLA alleles, with IC50 < 50 nM. Downstream molecular docking analyses identified that lead virus-human homologous epitopes feasibly interact with HLA and TLR4 types of immune receptors. The vast majority of these top-hit homolog epitopic peptides belong to the herpes simplex and poxvirus families. These lead epitope biological sequences and 3D structural-based molecular mimicry may be promising for interpreting herpes simplex virus and poxvirus infection-mediated autoimmune disorders in humans. Full article
(This article belongs to the Special Issue Molecular Mechanism of Viral Infection)
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Review

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10 pages, 1673 KiB  
Review
HPV-Related Skin Phenotypes in Patients with Inborn Errors of Immunity
by Assiya El Kettani, Fatima Ailal, Jalila El Bakkouri, Khalid Zerouali, Vivien Béziat, Emmanuelle Jouanguy, Jean-Laurent Casanova and Ahmed Aziz Bousfiha
Pathogens 2022, 11(8), 857; https://0-doi-org.brum.beds.ac.uk/10.3390/pathogens11080857 - 29 Jul 2022
Cited by 4 | Viewed by 4483
Abstract
Patients with inborn errors of immunity (IEI) are prone to develop infections, either due to a broad spectrum of pathogens or to only one microbe. Since skin is a major barrier tissue, cutaneous infections are among the most prevalent in patients with IEI [...] Read more.
Patients with inborn errors of immunity (IEI) are prone to develop infections, either due to a broad spectrum of pathogens or to only one microbe. Since skin is a major barrier tissue, cutaneous infections are among the most prevalent in patients with IEI due to high exposures to many microbes. In the general population, human papillomaviruses (HPVs) cause asymptomatic or self-healing infections, but, in patients with IEI, unusual clinical expression of HPV infection is observed ranging from epidermodysplasia verruciformis (EV) (a rare disease due to β-HPVs) to profuse, persistent, and recalcitrant warts (due to α-, γ-, and μ-HPVs) or even tree man syndrome (due to HPV2). Mutations in EVER1, EVER2, and CIB1 are associated with EV phenotype; GATA2, CXCR4, and DOCK8 mutations are typically associated with extensive HPV infections, but there are several other IEI that are less frequently associated with severe HPV lesions. In this review, we describe clinical, immunological, and genetic patterns of IEI related to severe HPV cutaneous infections and propose an algorithm for diagnosis of IEI with severe warts associated, or not, with lymphopenia. Full article
(This article belongs to the Special Issue Molecular Mechanism of Viral Infection)
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