Results 41 to 50 of about 3,553 (177)

Targeting the apical domain of the transferrin receptor: Development of a new protein scaffold for cellular delivery. [PDF]

open access: yesProtein Sci
Abstract Human transferrin receptor 1 (TfR) is essential for cellular iron homeostasis by internalizing the iron carrier proteins transferrin and ferritin. It is also an entry point for various pathogens, such as South American hemorrhagic fever caused by arenaviruses and the malaria parasite Plasmodium vivax, which utilize TfR to gain access to cells.
Veetil AA   +5 more
europepmc   +2 more sources

Luminescent reporter cells enable the identification of broad‐spectrum antivirals against emerging viruses

open access: yesJournal of Medical Virology, Volume 95, Issue 11, November 2023., 2023
Abstract The emerging viruses SARS‐CoV‐2 and arenaviruses cause severe respiratory and hemorrhagic diseases, respectively. The production of infectious particles of both viruses and virus spread in tissues requires cleavage of surface glycoproteins (GPs) by host proprotein convertases (PCs).
Karin Löw   +10 more
wiley   +1 more source

Re‐emergence of Lassa fever in Nigeria: A new challenge for public health authorities

open access: yesHealth Science Reports, Volume 6, Issue 10, October 2023., 2023
Abstract The Lassa virus is an RNA virus belonging to the Arenaviridae family. It is responsible for Lassa fever, an acute viral zoonosis of the severe hemorrhagic fever type with manifestations of fever, muscle pain, sore throat, nausea, vomiting, and chest and abdominal pain. Lassa fever is endemic in West Africa, where the first case was reported in
Aroma Naeem   +5 more
wiley   +1 more source

Multiple infections of zoonotic pathogens in wild Brandt's voles (Lasiopodomys brandtii)

open access: yesVeterinary Medicine and Science, Volume 9, Issue 5, Page 2201-2211, September 2023., 2023
Our research revealed the viral and bacterial diversity in wild Brandt's voles. The characterization and distinctive lineage of some rodent‐specific viruses (Cytomegalovirus, PestVs and Lentiviruses) and rodent‐borne bacteria (Leptospira interrogans and Vibrio cholerae) indicates that wild Brandt's voles may harbor a diversity of viruses and bacteria ...
Yongman Guo   +6 more
wiley   +1 more source

Lassa fever vaccine candidates: A scoping review of vaccine clinical trials

open access: yesTropical Medicine &International Health, Volume 28, Issue 6, Page 420-431, June 2023., 2023
Abstract Objective Lassa fever (LF) is caused by a viral pathogen with pandemic potential. LF vaccines have the potential to prevent significant disease in individuals at risk of infection, but no such vaccine has been licensed or authorised for use thus far.
Giorgia Sulis   +2 more
wiley   +1 more source

Biodistribution and toxicology evaluation of a recombinant measles Schwarz‐based Lassa vaccine in cynomolgus macaques

open access: yesJournal of Applied Toxicology, Volume 43, Issue 5, Page 719-733, May 2023., 2023
Abstract MV‐LASV is an investigational measles Schwarz‐based vaccine for the prevention of Lassa fever. A repeated‐dose toxicity study in cynomolgus macaques was performed to assess the biodistribution and local and systemic toxicological effects. Monkeys received three immunizations of MV‐LASV or saline intramuscularly with a 2‐week interval.
Sabrina Schrauf   +6 more
wiley   +1 more source

Crimean‐Congo hemorrhagic fever outbreak in Pakistan, 2022: A warning bell amidst unprecedented floods and COVID 19 pandemic

open access: yesHealth Science Reports, Volume 6, Issue 1, January 2023., 2023
Abstract Crimean‐Congo hemorrhagic fever (CCHF) is an infection caused by a tick‐borne virus (genus: Nairovirus, family: Bunyaviridae). The most important vector for CCHF is the ixodid tick. Along with tick bite, direct contact with the virus‐affected animal is responsible for its spread. Pakistan witnessed its first case of CCHF in 1976 and has been a
Shehroze Tabassum   +5 more
wiley   +1 more source

The N-terminal domain of the arenavirus L protein is an RNA endonuclease essential in mRNA transcription.

open access: yesPLoS Pathogens, 2010
Arenaviridae synthesize viral mRNAs using short capped primers presumably acquired from cellular transcripts by a 'cap-snatching' mechanism. Here, we report the crystal structure and functional characterization of the N-terminal 196 residues (NL1) of the
Benjamin Morin   +14 more
doaj   +1 more source

A little less aggregation a little more replication: Viral manipulation of stress granules

open access: yesWIREs RNA, Volume 14, Issue 1, January/February 2023., 2023
Viruses depend entirely on host machinery and therefore aim to conquer the host and defeat its defenses to co‐opt its resources for its own replication. Improved understanding of how viruses counteract host immune responses such as stress granule assembly, detailed here, will inform future antiviral therapeutic strategies.
Matthew J. Brownsword, Nicolas Locker
wiley   +1 more source

Ribonucleoprotein transport in Negative Strand RNA viruses

open access: yesBiology of the Cell, Volume 115, Issue 1, January 2023., 2023
The genome replication of Negative‐sense, single‐stranded RNA viruses most‐often segregate in membrane‐less environments called inclusion bodies (IBs). These “organelles” usually locate far from the cell surface from where new virions are released. Here, for each viral family, we discuss how the genome progeny is transported from the IBs to reach the ...
Cédric Diot   +2 more
wiley   +1 more source

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