Results 51 to 60 of about 945,008 (390)

Transmission of H7N9 influenza virus in mice by different infective routes. [PDF]

open access: yes, 2014
BackgroundOn 19 February 2013, the first patient infected with a novel influenza A H7N9 virus from an avian source showed symptoms of sickness. More than 349 laboratory-confirmed cases and 109 deaths have been reported in mainland China since then ...
Bao, Linlin   +15 more
core   +2 more sources

The Mechanism behind Influenza Virus Cytokine Storm

open access: yesViruses, 2021
Influenza viruses are still a serious threat to human health. Cytokines are essential for cell-to-cell communication and viral clearance in the immune system, but excessive cytokines can cause serious immune pathology.
Yinuo Gu   +6 more
semanticscholar   +1 more source

Influenza A(H1N1)pdm09 Virus among Healthy Show Pigs, United States

open access: yesEmerging Infectious Diseases, 2012
Within 5 months after the earliest detection of human influenza A(H1N1)pdm09 virus, we found molecular and culture evidence of the virus in healthy US show pigs. The mixing of humans and pigs at swine shows possibly could further the geographic and cross-
Gregory C. Gray   +9 more
doaj   +1 more source

Novel Clade 2.3.4.4b Highly Pathogenic Avian Influenza A H5N8 and H5N5 Viruses in Denmark, 2020

open access: yesViruses, 2021
Since late 2020, outbreaks of H5 highly pathogenic avian influenza (HPAI) viruses belonging to clade 2.3.4.4b have emerged in Europe. To investigate the evolutionary history of these viruses, we performed genetic characterization on the first HPAI ...
Yuan Liang   +6 more
doaj   +1 more source

Genesis and pathogenesis of the 1918 pandemic H1N1 influenza A virus [PDF]

open access: yes, 2014
The source, timing, and geographical origin of the 1918–1920 pandemic influenza A virus have remained tenaciously obscure for nearly a century, as have the reasons for its unusual severity among young adults.
A. Rambaut   +29 more
core   +2 more sources

A Seven-Segmented Influenza A Virus Expressing the Influenza C Virus Glycoprotein HEF [PDF]

open access: yesJournal of Virology, 2008
ABSTRACT Influenza viruses are classified into three types: A, B, and C. The genomes of A- and B-type influenza viruses consist of eight RNA segments, whereas influenza C viruses only have seven RNAs. Both A and B influenza viruses contain two major surface glycoproteins: the hemagglutinin (HA) and the neuraminidase (NA).
Qinshan, Gao   +2 more
openaire   +2 more sources

Investigating the cell of origin and novel molecular targets in Merkel cell carcinoma: a historic misnomer

open access: yesMolecular Oncology, EarlyView.
This study indicates that Merkel cell carcinoma (MCC) does not originate from Merkel cells, and identifies gene, protein & cellular expression of immune‐linked and neuroendocrine markers in primary and metastatic Merkel cell carcinoma (MCC) tumor samples, linked to Merkel cell polyomavirus (MCPyV) status, with enrichment of B‐cell and other immune cell
Richie Jeremian   +10 more
wiley   +1 more source

Clinical similarities between influenza A and B in children: a single-center study, 2017/18 season, Korea

open access: yesBMC Pediatrics, 2019
Background The global burden of seasonal influenza on medical care has been one of the greatest in the pediatric population. The attention drawn to influenza B was relatively low compared to influenza A, probably because the influenza B virus was thought
Yu Na Oh   +5 more
doaj   +1 more source

Distribution of influenza virus types by age using case-based global surveillance data from twenty-nine countries, 1999-2014

open access: yesBMC Infectious Diseases, 2018
Background Influenza disease burden varies by age and this has important public health implications. We compared the proportional distribution of different influenza virus types within age strata using surveillance data from twenty-nine countries during ...
Saverio Caini   +63 more
doaj   +1 more source

Recognition of viral glycoproteins by influenza A-specific cross- reactive cytolytic T lymphocytes [PDF]

open access: yes, 1980
Two populations of cytolytic T lymphocytes (CTL) generated after influenza A virus infection can be distinguished into one with specificity for the sensitizing hemagglutinin type and a second with cross-reactivity for antigens induced by other type-A ...
Allen, H.   +4 more
core   +2 more sources

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