Results 31 to 40 of about 113,172 (159)

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

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

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

Pathogenicity and virulence of chikungunya virus

open access: yesVirulence
Chikungunya virus (CHIKV) is a mosquito-transmitted, RNA virus that causes an often-severe musculoskeletal illness characterized by fever, joint pain, and a range of debilitating symptoms. The virus has re-emerged as a global health threat in recent decades, spreading from its origin in Africa across Asia and the Americas, leading to widespread ...
Wesley Freppel   +3 more
openaire   +4 more sources

Modelling Marek's Disease Virus (MDV) infection: parameter estimates for mortality rate and infectiousness

open access: yesBMC Veterinary Research, 2011
Background Marek's disease virus (MDV) is an economically important oncogenic herpesvirus of poultry. Since the 1960s, increasingly virulent strains have caused continued poultry industry production losses worldwide.
Atkins Katherine E   +5 more
doaj   +1 more source

Pathogenesis and virulence of Heartland virus

open access: yesVirulence
Heartland virus (HRTV), an emerging tick-borne pathogenic bunyavirus, has been a concern since 2012, with an increasing incidence, expanding geographical distribution, and high pathogenicity in the United States. Infection from HRTV results in fever, thrombocytopenia, and leucopenia in humans, and in some cases, symptoms can progress to severe outcomes,
Kuan Feng   +6 more
openaire   +3 more sources

Virulence of Influenza A Virus for Mouse Lung [PDF]

open access: yesVirus Genes, 1997
The experimental infection of mouse lung with influenza A virus has proven to be an invaluable model for studying the mechanisms of viral adaptation and virulence. These investigations have identified critical roles for the haemagglutinin (HA) and matrix (M) genes of the virus in determining virulence for mouse lung.
openaire   +2 more sources

A single nucleotide in stem loop II of 5'-untranslated region contributes to virulence of enterovirus 71 in mice. [PDF]

open access: yesPLoS ONE, 2011
BACKGROUND: Enterovirus 71 (EV71) has emerged as a neuroinvasive virus responsible for several large outbreaks in the Asia-Pacific region while virulence determinant remains unexplored.
Ming-Te Yeh   +6 more
doaj   +1 more source

Dengue Virus Markers of Virulence and Pathogenicity [PDF]

open access: yesFuture Virology, 2009
The increased spread of dengue fever and its more severe form, dengue hemorrhagic fever, have made the study of the mosquito-borne dengue viruses that cause these diseases a public health priority. Little is known about how or why the four different (serotypes 1-4) dengue viruses cause pathology in humans only, and there have been no animal models of ...
openaire   +2 more sources

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