Browsing Biomedical Sciences by Publisher "Public Library of Science"
Now showing items 1-13 of 13
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A cross-sectional study on the impact of the COVID-19 pandemic on psychological outcomes: Multiple indicators and multiple causes modeling
( Public Library of Science , 2022 , Article)Although the psychological impact of coronavirus disease 2019 (COVID-19) has been evaluated in the literature, further research is needed, particularly on post-traumatic stress disorder (PTSD) and psychological outcomes, ... -
Characterization of neurobehavioral pattern in a zebrafish 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP)-induced model: A 96-hour behavioral study
( Public Library of Science , 2022 , Article)Parkinson’s disease (PD) is the most common brain motor disorder, characterized by a substantial loss of dopaminergic neurons in the substantia nigra pars compacta (SNpc). Motor impairments, such as dyskinesia, bradykinesia, ... -
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 ... -
Dengue and chikungunya seroprevalence among Qatari nationals and immigrants residing in Qatar.
( Public Library of Science , 2019 , Article)The objective of this study is to characterize the seroprevalence of anti-dengue (DENV) and anti-chikungunya (CHIKV) antibodies among blood donors residing in Qatar who are Middle East and North Africa (MENA) nationals and ... -
Epidemiology of respiratory infections among adults in Qatar (2012-2017).
( Public Library of Science , 2019 , Article)Limited data is available about the etiology of influenza like illnesses (ILIs) in Qatar. This study aimed at providing preliminary estimates of influenza and other respiratory infections circulating among adults in Qatar. ... -
Incidence, risk factors, and feto-maternal outcomes of inappropriate birth weight for gestational age among singleton live births in Qatar: A population-based study
( Public Library of Science , 2021 , Article)Background Abnormal fetal growth can be associated with factors during pregnancy and at postpartum. Objective In this study, we aimed to assess the incidence, risk factors, and feto-maternal outcomes associated with ... -
The mosquito melanization response requires hierarchical activation of non-catalytic clip domain serine protease homologs.
( Public Library of Science , 2019 , Article)Serine protease cascades regulate important insect immune responses namely melanization and Toll pathway activation. An important component of these cascades are clip-domain serine protease homologs (cSPHs), which are ... -
Prevalence and molecular profiling of Epstein Barr virus (EBV) among healthy blood donors from different nationalities in Qatar.
( Public Library of Science , 2017 , Article)The Epstein-Barr virus (EBV) is the causative agent of infectious mononucleosis. EBV is highly prevalent lymphotropic herpesvirus and has been linked to several malignancies. Transmission is generally by oral secretions, ... -
Prevalence of hepatitis A virus among migrant workers in Qatar: A national study
( Public Library of Science , 2024 , Article)Background Hepatitis A virus (HAV) is the predominant cause of acute viral hepatitis worldwide; however, data on HAV antibody prevalence (seroprevalence) among migrant populations are limited. This study aimed to investigate ... -
Prevalence of Virulence/Stress Genes in Campylobacter jejuni from Chicken Meat Sold in Qatari Retail Outlets
( Public Library of Science , 2016 , Article)Chicken meat from the shelves of supermarkets in Qatar was tested for the presence of Campylobacter spp. and the presence of five virulence genes (htrB, cdtB, clpP, cadF and ciaB) was assessed in isolates. Forty eight ... -
Screening and diagnostic testing protocols for HIV and Syphilis infections in health care setting in Qatar: Evaluation and recommendations
( Public Library of Science , 2023 , Article)Background HIV and Syphilis are common STIs, which have become a concern and burden on healthcare systems, as many infections go untreated and lead to potentially serious complications. HIV is usually diagnosed with Western ... -
The Qatari population's genetic structure and gene flow as revealed by the Y chromosome
( Public Library of Science , 2023 , Article)The Y-chromosome has been widely used in forensic genetic applications and human population genetic studies due to its uniparental origins. A large database on the Qatari population was created for comparison with other ... -
The transcriptomic profiling of SARS-CoV-2 compared to SARS, MERS, EBOV, and H1N1
( Public Library of Science , 2020 , Article)The SARS-CoV-2 (COVID-19) pandemic is a global crisis that threatens our way of life. As of November 18, 2020, SARS-CoV-2 has claimed more than 1,342,709 lives, with a global mortality rate of ~2.4% and a recovery rate of ...