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Now showing items 11-20 of 22
Epidemiological and genetic characterization of pH1N1 and H3N2 influenza viruses circulated in MENA region during 2009-2017.
(
BMC
, 2019 , Article)
Influenza surveillance is necessary for detection of emerging variants of epidemiologic and clinical significance. This study describes the epidemiology of influenza types A and B, and molecular characteristics of surface ...
Clinical manifestations associated with acute viral gastroenteritis pathogens among pediatric patients in Qatar.
(
Wiley
, 2021 , Article)
Acute gastroenteritis (AGE) remains a significant cause of diarrhea that affects children worldwide. It is usually caused by viral agents, including rotavirus (RV), norovirus (NoV), adenovirus (AdV), astrovirus (AstV), and ...
Within-Host Diversity of SARS-CoV-2 in COVID-19 Patients With Variable Disease Severities.
(
Frontiers Media
, 2020 , Article)
The ongoing pandemic of SARS-COV-2 has already infected more than eight million people worldwide. The majority of COVID-19 patients either are asymptomatic or have mild symptoms. Yet, about 15% of the cases experience ...
Expression profile of MicroRNA: An Emerging Hallmark of Cancer.
(
Bentham Science Publishers
, 2019 , Article Review)
MicroRNA (miRNAs), a class of small, endogenous non-coding RNA molecules of about 21-24 nucleotides in length, have unraveled a new modulatory network of RNAs that form an additional level of post-transcriptional gene ...
Reinfections in COVID-19 Patients: Impact of Virus Genetic Variability and Host Immunity
(
MDPI
, 2021 , Article)
The COVID-19 pandemic is still posing a devastating threat to social life and economics. Despite the modest decrease in the number of cases during September-November 2020, the number of active cases is on the rise again. ...
Epidemiology Profile of Viral Meningitis Infections Among Patients in Qatar (2015-2018)
(
Frontiers Media
, 2021 , Article)
Little is known about the etiology of meningitis in the MENA region, including Qatar. Viral agents are considered the major cause for meningitis worldwide. Here, we present primary data about the etiology and clinical and ...
Computational screening of known broad-spectrum antiviral small organic molecules for potential influenza HA stem inhibitors.
(
Public Library of Science
, 2018 , Article)
With the emergence of new influenza virus strains that are resistant to current inhibitors such as oseltamivir (anti-neuraminidase (NA)) and amantadine (anti-M2 proton channel), influenza A viruses continue to be a serious ...
Viral-Induced Enhanced Disease Illness
(
Frontiers Media
, 2018 , Article)
Understanding immune responses to viral infections is crucial to progress in the quest for effective infection prevention and control. The host immunity involves various mechanisms to combat viral infections. Under certain ...
BNT162b2 antigen dose and SARS-CoV-2 omicron infection in adolescents
(
Elsevier
, 2023 , Other)
COVID-19 vaccine antigen dose might affect protection against SARS-CoV-2 infection,1, 2 but direct evidence to quantify this effect is absent. We conducted a matched, retrospective, cohort study using a regression ...
Vaccine evaluation and genotype characterization in children infected with rotavirus in Qatar
(
Springer Nature
, 2023 , Article)
Background: We characterized and identified the genetic and antigenic variations of circulating rotavirus strains in comparison to used rotavirus vaccines. Methods: Rotavirus-positive samples (n = 231) were collected and ...