Results 11 to 20 of about 113,172 (159)

Pathogenicity and virulence of hepatitis A virus [PDF]

open access: yesVirulence, 2021
Hepatitis A is an acute infection of the liver, which is mostly asymptomatic in children and increases the severity with age. Although in most patients the infection resolves completely, in a few of them it may follow a prolonged or relapsed course or even a fulminant form.
Pintó, Rosa   +6 more
openaire   +4 more sources

Polymorphisms for Defence and Virulence in the Arabidopsis thalianaCucumber mosaic virus Interaction Are Expressed in the Host’s Native Habitat [PDF]

open access: yesViruses
Plant defences are assumed to evolve in response to the negative effects of virus infection on plant fitness (virulence), and to drive plant–virus coevolution.
Israel Pagán   +4 more
doaj   +2 more sources

Pathogenicity and virulence of Hepatitis B virus [PDF]

open access: yesVirulence, 2022
Hepatitis B virus (HBV) is a hepatotropic virus and an important human pathogen. There are an estimated 296 million people in the world that are chronically infected by this virus, and many of them will develop severe liver diseases including hepatitis, cirrhosis and hepatocellular carcinoma (HCC).
Yu-Chen Chuang   +2 more
openaire   +3 more sources

Determinants of virulence of influenza A virus [PDF]

open access: yesEuropean Journal of Clinical Microbiology & Infectious Diseases, 2013
Influenza A viruses cause yearly seasonal epidemics and occasional global pandemics in humans. In the last century, four human influenza A virus pandemics have occurred. Occasionally, influenza A viruses that circulate in other species cross the species barrier and infect humans. Virus reassortment (i.e. mixing of gene segments of multiple viruses) and
Schrauwen, Eefje   +5 more
openaire   +2 more sources

Evaluation in Swine of a Recombinant Georgia 2010 African Swine Fever Virus Lacking the I8L Gene

open access: yesViruses, 2020
African swine fever virus (ASFV) is the causative agent of African swine fever, a disease currently causing significant economic losses in Europe and Asia. Specifically, the highly virulent ASFV strain Georgia 2010 (ASFV-G) is producing disease outbreaks
Elizabeth Vuono   +9 more
doaj   +1 more source

Mouse-adapted H9N2 influenza A virus PB2 protein M147L and E627K mutations are critical for high virulence. [PDF]

open access: yesPLoS ONE, 2012
H9N2 influenza viruses have been circulating worldwide in multiple avian species and have repeatedly infected humans to cause typical disease. The continued avian-to-human interspecies transmission of H9N2 viruses raises concerns about the possibility of
Jingjing Wang   +7 more
doaj   +1 more source

An environmentally safe and tolerant microbial insecticide utilizing Helicoverpa armigera single nucleopolyhedrovirus (HearNPV-TR)

open access: yesEgyptian Journal of Biological Pest Control, 2022
Background Baculoviruses are significant biocontrol agents of pests in agriculture; however, ultraviolet light B (UV-B) and high temperature inactivate them in the environment within a short time.
Gozde Busra Eroglu, Zihni Demırbag
doaj   +1 more source

The Evolutionary Pathway to Virulence of an RNA Virus [PDF]

open access: yesCell, 2017
Paralytic polio once afflicted almost half a million children each year. The attenuated oral polio vaccine (OPV) has enabled world-wide vaccination efforts, which resulted in nearly complete control of the disease. However, poliovirus eradication is hampered globally by epidemics of vaccine-derived polio.
Stern, Adi   +8 more
openaire   +5 more sources

Adaption of seasonal H1N1 influenza virus in mice. [PDF]

open access: yesPLoS ONE, 2011
The experimental infection of a mouse lung with influenza A virus has proven to be an invaluable model for studying the mechanisms of viral adaptation and virulence.
Lili Xu   +12 more
doaj   +1 more source

Re-Assembly and Analysis of an Ancient Variola Virus Genome

open access: yesViruses, 2017
We report a major improvement to the assembly of published short read sequencing data from an ancient variola virus (VARV) genome by the removal of contig-capping sequencing tags and manual searches for gap-spanning reads. The new assembly, together with
Chad Smithson, Jacob Imbery, Chris Upton
doaj   +1 more source

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