Results 51 to 60 of about 10,975,124 (324)

Upregulation of nuclear factor E2-related factor 2 (Nrf2) represses the replication of herpes simplex virus type 1

open access: yesVirology Journal, 2022
Background Nuclear factor E2-related factor 2 (Nrf2) is an important transcription factor which plays a pivotal role in detoxifying reactive oxygen species (ROS) and has been more recently shown to regulate inflammatory and antiviral responses.
Li Zhang   +5 more
doaj   +1 more source

Genetic characteristics of HA gene of influenza A (H1N1) virus isolated from severe and fatal infection cases in Guizhou province in 2019

open access: yesZhongguo gonggong weisheng, 2023
ObjectiveTo analyze characteristics and specific molecular sites of hemagglutinin (HA) gene of influenza A (H1N1) virus isolated among severe and deadly infection cases in Guizhou province in 2019 for providing evidence to influenza prevention and ...
Lijuan REN   +4 more
doaj   +1 more source

Prediction of viral spillover risk based on the mass action principle [PDF]

open access: yes, 2023
Infectious zoonotic disease emergence, through spillover events, is of global concern and has the potential to cause significant harm to society, as recently demonstrated by COVID-19. More than 70% of the 400 infectious diseases that emerged in the past five decades have a zoonotic origin, including all recent pandemics.
arxiv   +1 more source

Viral Dynamics and Real-Time RT-PCR Ct Values Correlation with Disease Severity in COVID-19

open access: yesDiagnostics, 2021
Real-time RT-PCR is considered the gold standard confirmatory test for coronavirus disease 2019 (COVID-19). However, many scientists disagree, and it is essential to understand that several factors and variables can cause a false-negative test.
A. Rabaan   +15 more
semanticscholar   +1 more source

Viral pneumonia in adults and older children in sub-Saharan Africa — epidemiology, aetiology, diagnosis and management [PDF]

open access: yes, 2014
Community-acquired pneumonia causes substantial morbidity and mortality in sub-Saharan Africa with an estimated 131 million new cases each year. Viruses — such as influenza virus, respiratory syncytial virus and parainfluenza virus — are now recognised ...
Ho, Antonia
core   +2 more sources

A comparison of commercial light-emitting diode baited suction traps for surveillance of Culicoides in northern Europe

open access: yesParasites & Vectors, 2015
Background The response of Culicoides biting midges (Diptera: Ceratopogonidae) to artificial light sources has led to the use of light-suction traps in surveillance programmes.
Andrew Hope   +7 more
doaj   +1 more source

Impact of Severe Acute Respiratory Syndrome Coronavirus 2 Viral Load on Risk of Intubation and Mortality Among Hospitalized Patients With Coronavirus Disease 2019

open access: yesClinical Infectious Diseases, 2020
Background Patients hospitalized with coronavirus disease 2019 (COVID-19) frequently require mechanical ventilation and have high mortality rates. However, the impact of viral burden on these outcomes is unknown.
Reed Magleby   +8 more
semanticscholar   +1 more source

Viral infections associated with Kawasaki disease

open access: yesTurkish archives of pediatrics, 2021
Kawasaki disease (KD) is a febrile, acute, and self-limiting form of vasculitis that affects middle-sized arteries, particularly coronary arteries. It is generally reported in children younger than five years of age.
Deniz Gezgin Yıldırım   +5 more
semanticscholar   +1 more source

Complete genome analysis of hepatitis B virus in Qinghai-Tibet plateau: the geographical distribution, genetic diversity, and co-existence of HBsAg and anti-HBs antibodies

open access: yesVirology Journal, 2020
Background The genetic variation and origin of Hepatitis B Virus (HBV) in Qinghai-Tibet Plateau were poorly studied. The coexistence of HBsAg and anti-HBs has been described as a puzzle and has never been reported in the indigenous population or in ...
He Liu   +9 more
doaj   +1 more source

Digestive Symptoms in COVID-19 Patients With Mild Disease Severity: Clinical Presentation, Stool Viral RNA Testing, and Outcomes

open access: yesAmerican Journal of Gastroenterology, 2020
OBJECTIVES: Coronavirus disease 2019 (COVID-19) most commonly presents with respiratory symptoms, including cough, shortness of breath, and sore throat.
Chaoqun Han   +10 more
semanticscholar   +1 more source

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