Results 51 to 60 of about 1,547,632 (301)

Synergistic effect of PB2 283M and 526R contributes to enhanced virulence of H5N8 influenza viruses in mice

open access: yesVeterinary Research, 2017
Highly pathogenic avian influenza (HPAI) H5N8 virus has caused considerable economic losses to poultry industry and poses a great threat to public health.
Xiao Wang   +8 more
doaj   +1 more source

The pathogenicity and virulence of Sindbis virus

open access: yesVirulence
Sindbis virus (SINV), a widely distributed alphavirus, is both a foundational model for viral replication studies and an underrecognized human pathogen. Despite its typically mild presentation, SINV can lead to prolonged joint pain and, in rare cases, neurological complications. This review explores SINV's molecular biology and clinical manifestations,
Kevin J. Sokoloski   +3 more
openaire   +2 more sources

Attenuated Porcine Reproductive and Respiratory Syndrome Virus Regains Its Fatal Virulence by Serial Passaging in Pigs or Porcine Alveolar Macrophages To Increase Its Adaptation to Target Cells

open access: yesMicrobiology Spectrum, 2022
Porcine reproductive and respiratory syndrome (PRRS) is a globally important disease threatening the pork industry, and modified live-virus (MLV) vaccines are widely used for its prevention.
Jingjing Wang   +10 more
doaj   +1 more source

Effects of Elevated CO2 and Temperature on Pathogenicity Determinants and Virulence of Potato virus X/Potyvirus-Associated Synergism

open access: yesMolecular Plant-Microbe Interactions, 2015
Infections of plants by multiple viruses are common in nature and may result in synergisms in pathologies. Several environmental factors influence plant-virus interactions and act on virulence and host defense responses.
Emmanuel Aguilar   +5 more
doaj   +1 more source

Multiple genome segments determine virulence of bluetongue virus serotype 8 [PDF]

open access: yes, 2015
Bluetongue virus (BTV) causes bluetongue, a major hemorrhagic disease of ruminants. In order to investigate the molecular determinants of BTV virulence, we used a BTV8 strain minimally passaged in tissue culture (termed BTV8L in this study) and a ...
Gulletta, Salvatore   +6 more
core   +1 more source

Killing them softly:managing pathogen polymorphism and virulence in spatially variable environments [PDF]

open access: yes, 2013
Understanding why pathogen populations are genetically variable is vital because genetic variation fuels evolution, which often hampers disease control efforts.
Vale, Pedro F; id_orcid
core   +1 more source

Biomass DNA: An Emerging Building Block for Advanced Materials

open access: yesAdvanced Materials, EarlyView.
Biomass DNA is rapidly emerging from its traditional role as a genetic blueprint to serve as a versatile abundant, highly programmable polymeric building block. This review highlights the transformation of macroscopic bulk biomass DNA into next generation of functional materials, spanning from dynamic hydrogels, sustainable bioplastics, and high ...
Yuwei Hu, Itamar Willner, Li Niu
wiley   +1 more source

Different Origins of Newcastle Disease Virus Hemagglutinin-Neuraminidase Protein Modulate the Replication Efficiency and Pathogenicity of the Virus

open access: yesFrontiers in Microbiology, 2017
To investigate the exact effects of different origins of Newcastle disease virus (NDV) hemagglutinin-neuraminidase (HN) protein to the biological characteristics of the virus, we systematically studied the correlation between the HN protein and NDV ...
Ji-hui Jin   +10 more
doaj   +1 more source

Pathogenicity and virulence of Powassan virus

open access: yesVirulence
Powassan viruses (POWV) are emergent tick-borne Flaviviruses that cause severe encephalitis and long-term neurologic sequelae in patients. POWVs are rapidly spread in the saliva of Ixodes tick species during a 15-minute tick bite. In recent years, there has been an increased incidence of severe POWV disease in the Northeastern United States and ...
Manpreet Kaur   +2 more
openaire   +3 more sources

Growth in chick chorioallantoic membranes of strains of Newcastle disease virus of differing virulence. [PDF]

open access: yes, 1970
The growth of eight strains of Newcastle disease virus in chick embryo chorioallantoic membranes was studied by comparing, at different times after infection, the amounts of haemagglutinin released into the allantoic fluid (extracellular haemagglutinin ...
Reeve, P, Rosenblum, M, Alexander, D J
core   +1 more source

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