A potential association between obesity and reduced effectiveness of COVID‐19 vaccine‐induced neutralizing humoral immunity

AA Faizo, FS Qashqari, SA El‐Kafrawy… - Journal of Medical …, 2023 - Wiley Online Library
Due to the adverse effects of obesity on host immunity, this study investigated the
effectiveness of COVID‐19 vaccines (BNT162b2, ChAdOx‐nCov‐2019, and mRNA‐1273) in …

Development of serological assays and seroprevalence studies of the new coronavirus 2019 (COVID-19): reports from Saudi Arabia

TA Alandijany, AA Faizo - Healthcare, 2021 - mdpi.com
Serological assays are valuable tools for tracking COVID-19 spread, estimation of herd
immunity, and evaluation of vaccine effectiveness. Several reports from Saudi Arabia …

A reliable indirect ELISA protocol for detection of human antibodies directed to SARS-CoV-2 NP protein

AA Faizo, TA Alandijany, AT Abbas, SS Sohrab… - Diagnostics, 2021 - mdpi.com
A few months ago, the availability of a reliable and cost-effective testing capacity for COVID-
19 was a concern for many countries. With the emergence and circulation of new SARS-CoV …

Seroprevalence of SARS-CoV-2 binding and neutralizing antibodies in healthcare workers during the epidemic peak in referral hospitals and quarantine sites: Saudi …

RY Alhabbab, A Alsaieedi, A Algaissi, S Almahboub… - Viruses, 2021 - mdpi.com
Healthcare workers (HCWs) are at high risk for SARS-CoV-2 infection compared to the
general population. Here, we aimed to evaluate and characterize the SARS-CoV-2 …

Lack of evidence on association between iron deficiency and COVID-19 vaccine-induced neutralizing humoral immunity

AA Faizo, AA Bawazir, MN Almashjary, AM Hassan… - Vaccines, 2023 - mdpi.com
Iron is a crucial micronutrient for immunity induction in response to infections and
vaccinations. This study aimed to investigate the effect of iron deficiency on COVID-19 …

Community-based seroprevalence of SARS-CoV-2 antibodies following the first wave of the COVID-19 pandemic in Jazan Province, Saudi Arabia

A Alhazmi, E Alamer, S Abdelwahab… - International Journal of …, 2021 - mdpi.com
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) continues to spread
globally, causing unprecedented effects on global health and economies. Community-based …

[HTML][HTML] Seroprevalence of SARS-CoV-2 among high-risk healthcare workers in a MERS-CoV endemic area

F Alroqi, E Masuadi, L Alabdan, M Nogoud… - Journal of Infection and …, 2021 - Elsevier
Abstract Introduction Healthcare workers (HCWs) in Saudi Arabia are a unique population
who have had exposures to the Middle East Respiratory Syndrome coronavirus (MERS …

High seroprevalence of antibodies against SARS-CoV-2 among healthcare workers 8 months after the first wave in Aden, Yemen

R Malaeb, N Yousef, O Al-Nagdah, QH Ali… - PLOS Global Public …, 2022 - journals.plos.org
The true burden of COVID-19 in Yemen is underestimated. The healthcare system is
dysfunctional and there is a high shortage of health care workers in the country. Testing for …

[HTML][HTML] Detection of COVID-19 incidence among attendees of the 2022 Hajj season

TA Alandijany, FS Qashqari, M Alfelali, SH Hariri… - IJID regions, 2024 - Elsevier
Objectives This study investigated the presence of COVID-19 cases among pilgrims, health
care workers (HCWs), and non-HCWs of Hajj 2022. Methods Nasopharyngeal samples …

Seroprevalence of SARS‐CoV‐2 antibodies among rural healthcare workers

JZ Neises, MS Hossain, R Sultana… - Journal of Medical …, 2021 - Wiley Online Library
The objective of this longitudinal cohort study was to determine the seroprevalence of
antibodies to severe acute respiratory syndrome coronavirus‐2 (SARS‐CoV‐2) in …