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Enhancing Influenza Detection through Integrative Machine Learning and Nasopharyngeal Metabolomic Profiling: A Comprehensive Study

Sumon, Md. S.; Hossain, Md S.; Al-Sulaiti, Haya; Yassine, Hadi M.; Chowdhury, Muhammad E. H. ( Multidisciplinary Digital Publishing Institute (MDPI) , 2024 , Article)

Background/Objectives: Nasal and nasopharyngeal swabs are commonly used for detecting respiratory viruses, including influenza, which significantly alters host cell metabolites. This study aimed to develop a machine learning ...

Seroprevalence and detection of Human herpesvirus-8 (HHV-8) among healthy blood donors residing in Qatar

Zedan, Hadeel T.; Elkhider, Alaa; Hicazi, Asalet; Amanullah, Fathima; Al-Sadeq, Duaa W.; ... more authors ... less authors ( Elsevier , 2024 , Article)

BackgroundHuman herpesvirus 8 (HHV-8) is a critical causative agent behind Kaposi sarcoma (KS), an oncogenic disease with profound consequences in immunocompromised individuals. Studies suggested HHV-8 seroprevalence in ...

Prevalence of syphilis infection among migrant workers in Qatar: a nationwide cross-sectional survey

Nasrallah, Gheyath K; Chemaitelly, Hiam; Ismail, Ahmed Ismail Ahmed; Al-Sadeq, Duaa W; Amanullah, Fathima H; ... more authors ... less authors ( BMJ Publishing Group , 2024 , Article)

Objectives Scant data are available on syphilis infection within migrant populations worldwide and in the population of the Middle East and North Africa region. This study investigated the prevalence of both lifetime and ...

Prevalence of hepatitis A virus among migrant workers in Qatar: A national study

Younes, Nadin; Chemaitelly, Hiam; Nizamuddin, Parveen Banu; Al-Hamad, Tasneem; Abdallah, Marah; ... more authors ... less authors ( 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 ...

Comparable antibody levels in heterologous and homologous mRNA COVID-19 vaccination, with superior neutralizing and IgA antibody responses in mRNA homologous boosting

Salma, Younes; Nicolai, Eleonora; Younes, Nadin; Pieri, Massimo; Bernardini, Sergio; ... more authors ... less authors ( Elsevier , 2024 , Article)

BackgroundPriming with two doses of AZD1222 (Oxford-AstraZeneca; ChAd) followed by a third mRNA vaccine boosting is considered in several countries, yet comparisons between heterologous and homologous booster efficacy ...

Protection of natural infection against reinfection with SARS-CoV-2 JN.1 variant

Chemaitelly, Hiam; Coyle, Peter; Kacem, Mohamed Ali Ben; Ayoub, Houssein H.; Tang, Patrick; ... more authors ... less authors ( Oxford University Press , 2024 , Article)

Evidence at the level of neutralizing antibodies suggests that the SARS-CoV-2 JN.1 variant demonstrates increased immune evasion compared to its parent lineage BA.2.86 and to recently circulating variants, such as XBB.1.5 ...

BNT162b2 Versus mRNA-1273 Vaccines: Comparative Analysis of Long-Term Protection Against SARS-CoV-2 Infection and Severe COVID-19 in Qatar

Chemaitelly, Hiam; Ayoub, Houssein H; Coyle, Peter; Tang, Patrick; Hasan, Mohammad R; ... more authors ... less authors ( Wiley , 2024 , Article)

Background: This study provides a head-to-head comparison of the protection provided by the BNT162b2 and mRNA-1273 vaccines against SARS-CoV-2 infection and against severe COVID-19, covering primary series and third ...

Evaluation of the mindray CL900i CLIA HIV Ag/Ab combo assay for sensitive and specific HIV screening compared to established methods.

K Nasrallah, Gheyath; Younes, Nadin; Khalid, Hadiya M; Al-Emadi, Jawaher A; Younes, Salma; ... more authors ... less authors ( Springer Nature , 2024 , Article)

Architect-HIV Ag/Ab combo chemiluminescence assay is globally recognized for its sensitivity but has a notable false-positive rate. In this study, we aim to evaluate the performance of a new cost-effective screening ...

Effectiveness of two and three doses of COVID-19 mRNA vaccines against infection, symptoms, and severity in the pre-omicron era: A time-dependent gradient

Layan, Sukik; Chemaitelly, Hiam; Ayoub, Houssein H.; Coyle, Peter; Tang, Patrick; ... more authors ... less authors ( Elsevier , 2024 , Article)

BackgroundVaccines were developed and deployed to combat severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection. This study aimed to characterize patterns in the protection provided by the BNT162b2 and ...

Prevalence of hepatitis B and C viruses among migrant workers in Qatar.

Nasrallah, Gheyath K; Chemaitelly, Hiam; Ismail, Ahmed I A; Nizamuddin, Parveen B; Al-Sadeq, Duaa W; ... more authors ... less authors ( Springer Nature , 2024 , Article)

Limited data exist on viral hepatitis among migrant populations. This study investigated the prevalence of current hepatitis B virus (HBV) infection and lifetime hepatitis C virus (HCV) infection among Qatar's migrant craft ...