Publications by authors named "Ismail Alsaadi"

Tomato ( L.) is one of the most widely consumed and produced vegetable crops worldwide. It offers numerous health benefits due to its rich content of many therapeutic elements such as vitamins, carotenoids, and phenolic compounds.

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The distinctive characteristics of near-infrared fluorescent organic molecules render them indispensable across diverse applications, from energy harvesting to bioimaging and sensing technologies. In this work, we continue our investigation on the chalcone derivative, 4-dimethylamino-2'-hydroxychalcone (DHC, = 1; where is the number of olefinic bonds), by expanding the number of central double bonds ( = 2 (2DHC) and = 3 (3DHC)). Additionally, we also synthesized the structurally related chalcones lacking the OH group (DC, 2DC, 3DC) in order to obtain a comprehensive understanding of their effects on the intramolecular charge transfer (ICT).

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Annual influenza vaccination is an effective way to reduce the burden of disease throughout the year. A cross-sectional study was conducted in primary healthcare centres in Qatar to determine vaccination coverage among physicians, motivators, and barriers. The vaccination rate was higher among physicians aged 45 years and above (p-value < 0.

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Primary health care is integral to diagnosing and managing hypertension. This study aimed to assess the knowledge, attitude, practice, priority, and confidence of primary care physicians in Qatar toward hypertension diagnosis and management, and to measure the determinants of good knowledge, desirable attitudes, and desirable practices. We conducted a cross-sectional web-based survey using a modified version of the World Hypertension League Questionnaire during the period from August 30th to October 23rd, 2020.

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Aims: To assess the prevalence of depression and its associated factors among patients with Type 2 diabetes mellitus attending family medicine clinics in Qatar.

Methods: A cross-sectional study was conducted from January to April 2021 where 683 adult patients with Type 2 diabetes mellitus were selected by cluster sampling technique using probability-proportionate to size sampling. Diabetes mellitus was defined as having HA1c of greater than or equal to 6.

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Objectives: To describe clinical characteristics and laboratory investigations of patients with COVID-19 diagnosed in primary care in Qatar and to assess predictors of hospitalisation.

Design: A retrospective cross-sectional study.

Setting And Participants: 3515 confirmed patients with COVID-19 diagnosed in any of the 27 primary healthcare centres in Qatar between 9 April 2020 and 30 June 2020.

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Objectives: To assess primary care physicians' satisfaction towards COVID-19 pandemic management in Qatar and to identify the associated factors with their satisfaction.

Design: A cross-sectional web-based survey conducted from 1 June to 30 July 2020.

Setting: All the 27 public primary healthcare centres in Qatar.

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We delineate the clinical characteristics, incidence, and prevalence of pediatric-onset multiple sclerosis in Abu Dhabi, United Arab Emirates, from 2010 to 2014. Eighty-two patients (65% female) were identified. Fifty-three (64.

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