Results 21 to 30 of about 2,376,977 (388)

An Outbreak of Newcastle Disease Virus in the Moscow Region in the Summer of 2022

open access: yesVeterinary Sciences, 2023
In August 2022 on a backyard farm in the Moscow region of Russia, mortality was observed among chickens, and all 45 birds of a particular farm died or were slaughtered after the onset of symptoms within a few days.
Artyom Rtishchev   +4 more
doaj   +1 more source

Geographic and Temporal Variability of Hepatitis E Virus Circulation in the Russian Federation

open access: yesViruses, 2022
The factors influencing hepatitis E virus (HEV) circulation remain largely unexplored. We investigated HEV seroprevalence in humans and the prevalence of infection in farm pigs and rabbits in different regions of the Russian Federation, as well as the ...
Mikhail I. Mikhailov   +20 more
doaj   +1 more source

Age-related immune response heterogeneity to SARS-CoV-2 vaccine BNT162b2

open access: yesNature, 2021
Although two-dose mRNA vaccination provides excellent protection against SARS-CoV-2, there is little information about vaccine efficacy against variants of concern (VOC) in individuals above eighty years of age1.
D. Collier   +166 more
semanticscholar   +1 more source

In vitro antiviral activity of a double-stranded RNA sodium salt-based medicinal product against SARS-CoV-2

open access: yesБиопрепараты: Профилактика, диагностика, лечение, 2023
Scientific relevance. Innate immune activation in the early phases of COVID-19 infection and subsequent interferon induction may help control viral replication and protect cells not yet infected with SARS-CoV-2.
G. M. Ignatyev   +5 more
doaj   +1 more source

Molecular Genetic Testing of Stability and Identification of Vnukovo-32 Strain Used for Production of the Cultural Concentrated Purified Inactivated Dry Rabies Vaccine

open access: yesБиопрепараты: Профилактика, диагностика, лечение, 2020
Rabies is an acute viral disease caused by a virus of the Rhabdoviridae family of the Lyssavirus genus, which affects the central nervous system and is characterised by absolute mortality. Vaccination is the only way to prevent the disease in humans. One
G. M. Ignatyev   +7 more
doaj   +1 more source

The significant immune escape of pseudotyped SARS-CoV-2 variant Omicron

open access: yesEmerging Microbes and Infections, 2021
The emergence of Omicron/BA.1 has brought new challenges to fight against SARS-CoV-2. A large number of mutations in the Spike protein suggest that its susceptibility to immune protection elicited by the existing COVID-19 infection and vaccines may be ...
Li Zhang   +10 more
semanticscholar   +1 more source

DIFFERENTIAL CROSS-NEUTRALIZATION OF DENGUE IMMUNE SERA AGAINST ZIKA VIRUS

open access: yesInternational Journal of Infectious Diseases, 2023
Intro: Zika virus (ZIKV) is transmitted to humans primarily via the bites of infected female Aedes aegypti and Aedes albopictus. The mosquitoes are also the vector for the transmission of dengue viruses. Malaysia is a dengue hyperendemic country. To date,
J.-Y. Tan, K.-K. Tan, S. AbuBakar
doaj   +1 more source

Antivinculin antibodies in sera of patients with immune thrombocytopenia and in sera of normal subjects [PDF]

open access: yesBlood, 1992
Abstract We have characterized a 120-Kd antigen that frequently reacts with serum antibodies from patients with immune thrombocytopenia or normal subjects. Immunoblots made after two-dimensional nonreduced/reduced sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE) or two-dimensional isoelectric focusing/SDS-PAGE ...
Riitta Kekomaki   +3 more
openaire   +4 more sources

Characterization of spike glycoprotein of SARS-CoV-2 on virus entry and its immune cross-reactivity with SARS-CoV

open access: yesNature Communications, 2020
Since 2002, beta coronaviruses (CoV) have caused three zoonotic outbreaks, SARS-CoV in 2002–2003, MERS-CoV in 2012, and the newly emerged SARS-CoV-2 in late 2019. However, little is currently known about the biology of SARS-CoV-2.
Xiuyuan Ou   +17 more
semanticscholar   +1 more source

SARS-CoV-2 Omicron strain exhibits potent capabilities for immune evasion and viral entrance

open access: yesSignal Transduction and Targeted Therapy, 2021
Dear Editor, Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron strain (as known as B.1.1.529) was identified in Botswana and South Africa in early November 2021 and was later defined as a new variant of concern (VOC) by the World ...
Xiantao Zhang   +9 more
semanticscholar   +1 more source

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