Results 31 to 40 of about 2,348,486 (249)

Epstein–Barr virus tegument protein BGLF2 in exosomes released from virus-producing cells facilitates de novo infection

open access: yesCell Communication and Signaling, 2022
Background Viruses must adapt to the environment of their host cells to establish infection and persist. Diverse mammalian cells, including virus-infected cells, release extracellular vesicles such as exosomes containing proteins and miRNAs, and use ...
Yoshitaka Sato   +12 more
doaj   +1 more source

Envelope-Fusion-Syncytium Formation in Microplitis bicoloratus bracovirus Maturation

open access: yesViruses, 2022
The viral envelope is essential for virus maturation. Virus-mediated syncytium formations are induced by viral envelope proteins that cause membrane fusion of the infected cells.
Ming-Wu Dai, Kai-Jun Luo
doaj   +1 more source

The receptors for gibbon ape leukemia virus and amphotropic murine leukemia virus are not downregulated in productively infected cells

open access: yesRetrovirology, 2011
Background Over the last several decades it has been noted, using a variety of different methods, that cells infected by a specific gammaretrovirus are resistant to infection by other retroviruses that employ the same receptor; a phenomenon termed ...
Eiden Maribeth V, Liu Meihong
doaj   +1 more source

Viral entry and escape from antibody-mediated neutralization influence hepatitis C virus reinfection in liver transplantation [PDF]

open access: yes, 2010
End-stage liver disease caused by chronic hepatitis C virus (HCV) infection is a leading cause for liver transplantation (LT). Due to viral evasion from host immune responses and the absence of preventive antiviral strategies, reinfection of the graft is
Pessaux, Patrick   +38 more
core   +1 more source

Varicellovirus UL 49.5 proteins differentially affect the function of the transporter associated with antigen processing, TAP [PDF]

open access: yes, 2008
Cytotoxic T-lymphocytes play an important role in the protection against viral infections, which they detect through the recognition of virus-derived peptides, presented in the context of MHC class I molecules at the surface of the infected cell.
Wiertz, E.J.H.J.   +80 more
core   +2 more sources

Genetic and immunological characterization of new subtype G envelope expressing HIV-1 pseudoviruses [PDF]

open access: yes, 2014
Includes bibliographical references.One of the greatest challenges for the development of an effective HIV-1 vaccine is the high genetic diversity of this pathogen and the complex escape mechanisms employed by the envelope gp120 and gp41 glycoprotein ...
Essomba, Rene Ghislain
core   +1 more source

The full-length nsp2 replicase contributes to viral assembly in highly pathogenic PRRSV-2

open access: yesJournal of Virology
Porcine reproductive and respiratory syndrome viruses (PRRSVs) are significant pathogens that affect the global swine industry. Its virions consist of a central core composed of nucleocapsid (N) protein, surrounded by multiple distinct viral envelope ...
Yuan-Zhe Bai   +12 more
doaj   +1 more source

Enzyme-linked immunosorbent assay using a virus type-specific peptide based on a subdomain of envelope protein e(rns) for serologic diagnosis of pestivirus infections in swine [PDF]

open access: yes, 2001
Peptides deduced from the C-terminal end (residues 191 to 227) of pestivirus envelope protein Erns were used to develop enzyme-linked immunosorbent assays (ELISAs) to measure specifically antibodies against different types of pestiviruses.
Langedijk, J.P.   +5 more
core   +1 more source

TEGUMENT PROTEINS OF KAPOSI’S SARCOMA-ASSOCIATED HERPESVIRUS (KSHV) AND RELATED GAMMA-HERPESVIRUSES

open access: yesFrontiers in Microbiology, 2012
A herpesvirus virion is composed of a viral genomic DNA-containing capsid surrounded by a viral envelope with glycoprotein spikes on its surface. Located between the capsid and the outer viral envelope is the virion tegument layer.
Narayanan eSathish, Xin eWang, Yan eYuan
doaj   +1 more source

Biophysical approaches for studying viral entry

open access: yesFEBS Letters, EarlyView.
Viruses infect all living organisms and have been responsible for major epidemics and pandemics. Their ongoing evolutionary battle with host defenses creates a constant need for improved tools to study viral behavior. Advancing methods to probe viral attachment, fusion, and genome release deepen our understanding of how infections begin and support the
Inbar Yosibash, Raya Sorkin
wiley   +1 more source

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