83 Works

Additional file 1 of Contact osteogenesis by biodegradable 3D-printed poly(lactide-co-trimethylene carbonate)

Mohamad Nageeb Hassan, Mohammed Ahmed Yassin, Ahmed Maher Eltawila, Ahmed Emad Aladawi, Samih Mohamed-Ahmed, Salwa Suliman, Sherif Kandil & Kamal Mustafa
Additional file 1.

Early prediction of hemodialysis complications employing ensemble techniques

Mai Othman, Ahmed Mustafa Elbasha, Yasmine Salah Naga & Nancy Diaa Moussa
Abstract Background and objectives Hemodialysis complications remain a critical threat among dialysis patients. They result in sudden termination of the session which impacts the efficiency of dialysis. As intra-dialytic complications are the result of the interplay of multiple factors, artificial intelligence can aid in their early prediction. This research aims to compare different machine learning tools for the early prediction of the most frequent hemodialysis complications with high performance, using the fewest predictors for easier...

Recombinant acetylxylan esterase of Halalkalibacterium halodurans NAH-Egypt: molecular and biochemical study

Amira M. Embaby & Hoda E. Mahmoud
Abstract Acetylxylan esterase plays a crucial role in xylan hydrolysis as the acetyl side-groups restrict endoxylanase action by stearic hindrance. In this study, an acetylxylan esterase (AXE-HAS10: 960 bp & 319 a.a) putative ORF from Halalkalibacterium halodurans NAH-Egypt was extensively studied through heterologous overexpression in Escherichia coli, biochemical characterization, and structural modeling. The AXE-HAS10 tertiary structure was predicted by the Local Meta Threading Server. AXE-HAS10 belongs to the carbohydrate esterase Family 7. Purified to homogeneity...

A multi-country study on the impact of sex and age on oral features of COVID-19 infection in adolescents and young adults

Heba Jafar Sabbagh, Wafaa Abdelaziz, Maryam Quritum, Rana Abdullah Alamoudi, Nada Abu Bakr AlKhateeb, Joud Abourdan, Nafeesa Qureshi, Shabnum Qureshi, Ahmed H. N. Hamoud, Nada Mahmoud, Ruba Odeh, Nuraldeen Maher Al-Khanati, Rawiah Jaber, Abdulrahman Loaie Balkhoyor, Mohammed Shabi, Morenike Oluwatoyin Folayan, Omolola Alade, Noha Gomaa, Raqiya Alnahdi, Nawal A. Mahmoud, Hanane El Wazziki, Manal Alnaas, Bahia Samodien, Rawa A. Mahmoud, Nour Abu Assab … & Maha El Tantawi
Abstract Background Oral diseases are features of COVID-19 infection. There is, however, little known about oral diseases associated with COVID-19 in adolescents and young adults (AYA). Therefore, the aim of this study was to assess oral lesions’ association with COVID-19 infection in AYA; and to identify if sex and age will modify these associations. Methodology Data was collected for this cross-sectional study between August 2020 and January 2021 from 11-to-23 years old participants in 43-countries...

Determinants of self-reported hypertension among women in South Africa: evidence from the population-based survey

Peter Austin Morton Ntenda, Walaa Mamdouh Reyad El-Meidany, Fentanesh Nibret Tiruneh, Mfundi President Sebenele Motsa, Joyce Nyirongo, Gowokani Chijere Chirwa, Arnold Kapachika & Owen Nkoka
Abstract Background Hypertension (HTN), characterized by an elevation of blood pressure, is a serious public health chronic condition that significantly raises the risks of heart, brain, kidney, and other diseases. In South Africa, the prevalence of HTN (measured objectively) was reported at 46.0% in females, nonetheless little is known regarding the prevalence and risks factors of self-reported HTN among the same population. Therefore, the aim of this study was to examine determinants of self-reported HTN...

Determinants of self-reported hypertension among women in South Africa: evidence from the population-based survey

Peter Austin Morton Ntenda, Walaa Mamdouh Reyad El-Meidany, Fentanesh Nibret Tiruneh, Mfundi President Sebenele Motsa, Joyce Nyirongo, Gowokani Chijere Chirwa, Arnold Kapachika & Owen Nkoka
Abstract Background Hypertension (HTN), characterized by an elevation of blood pressure, is a serious public health chronic condition that significantly raises the risks of heart, brain, kidney, and other diseases. In South Africa, the prevalence of HTN (measured objectively) was reported at 46.0% in females, nonetheless little is known regarding the prevalence and risks factors of self-reported HTN among the same population. Therefore, the aim of this study was to examine determinants of self-reported HTN...

Reclamation of forward osmosis reject water containing hexavalent chromium via coupled electrochemical-physical processes

Milad Mousazadeh, Zohreh Naghdali, Işık Kabdaşlı, Fatima Ezzahra Titchou, Miguel A. Sandoval, Farideh Malekdar, Mahmoud Nasr, Carlos A. Martínez-Huitle, Eric Lichtfouse & Mohammad Mahdi Emamjomeh
Forward osmosis is a water separation process that uses the natural energy of osmotic pressure to separate water from dissolved solutes through a semipermeable membrane. One of the major challenges using this process is the rejection water which contains high content of pollutants, hindering its practical application. Herein, for the first time, this work introduces a coupled electrochemical-physical process including iron-electrocoagulation/filtration/sedimentation as a cost-effective treatment to the forward osmosis reject water containing hexavalent chromium to...

Additional file 2 of Implication of asymptomatic and clinical Plasmodium falciparum infections on biomarkers of iron status among school-aged children in Malawi

Peter A. M. Ntenda, Angeziwa C. Chirambo, Owen Nkoka, Walaa M. El-Meidany & Jessy Goupeyou-Youmsi
Additional file 2. Questionnaire for the main Malawi Demographic and Health Survey.

Additional file 1 of Comparative evaluation of propolis nanostructured lipid carriers and its crude extract for antioxidants, antimicrobial activity, and skin regeneration potential

Ola M. Elkhateeb, Mohamed E. I. Badawy, Ahmed E. Noreldin, Howaida M. Abou-Ahmed, Mahmoud H. El-Kammar & Hoda A. Elkhenany
Additional file 1: Histopathological examination of skin treated with propolis-EXTR and propolis-NLCs after 7 and 21 days.

Comparative evaluation of propolis nanostructured lipid carriers and its crude extract for antioxidants, antimicrobial activity, and skin regeneration potential

Ola M. Elkhateeb, Mohamed E. I. Badawy, Ahmed E. Noreldin, Howaida M. Abou-Ahmed, Mahmoud H. El-Kammar & Hoda A. Elkhenany
Abstract Background Propolis extracted from beehives has been conferred with natural antimicrobial and antioxidant properties. Hence, it has been recommended as a wound healing therapy. This study investigated the additive value of nanotechnology to the herbal extract, (propolis rebuts), after which we examined its efficacy in wound healing. Methods Propolis nanostructured lipid carriers (NLCs) were first prepared using the emulsion-evaporation-solidification method at three concentrations. Then, we compared their flavonoid and phenolic contents and phenolic contents....

Additional file 1 of Is self-reported depression, HIV status, COVID-19 health risk profile and SARS-CoV-2 exposure associated with difficulty in adhering to COVID-19 prevention measures among residents in West Africa?

Morenike Oluwatoyin Folayan, Roberto Ariel Abeldaño Zuniga, Giuliana Florencia Abeldaño, Mir Faeq Ali Quadri, Mohammed Jafer, Muhammad Abrar Yousaf, Passent Ellakany, Ntombifuthi Nzimande, Eshrat Ara, Nuraldeen Maher Al-Khanati, Zumama Khalid, Folake Lawal, Mark Roque, Joanne Lusher, Bamidele O. Popoola, Abeedha Tu-Allah Khan, Martin Amogre Ayanore, Balgis Gaffar, Jorma I. Virtanen, Nourhan M. Aly, Joseph Chukwudi Okeibunor, Maha El Tantawi & Annie Lu Nguyen
Additional file 1. List of countries in West Africa number of respondents included in the analysis.

The role of immunotherapy plus chemotherapy versus chemotherapy alone as first-line treatment for advanced non-small cell lung cancer: an updated systematic review and meta-analysis of randomized controlled trials

Basel Abdelazeem, Kirellos Said Abbas, Fatma Labieb, Abdul Karim Arida, Nahla Ahmed El-Shahat, Joseph Shehata, Emad Kandah, Bilal Malik, Maxwell Akanbi, Abdul Rafae, Ahsan Wahab & Hamid Ehsan
Recently published randomized controlled trials (RCTs) showed improved overall survival (OS) and progression-free survival (PFS) with the combination of immunotherapy and chemotherapy as compared to chemotherapy alone in advanced non-small cell lung cancer (NSCLC). We aimed to provide a systematic review and meta-analysis of RCTs regarding the efficacy and safety of immunotherapy and chemotherapy combinations for advanced NSCLC. On December 23rd, 2021, we searched databases for RCTs that reported PFS and OS as primary outcomes....

The role of immunotherapy plus chemotherapy versus chemotherapy alone as first-line treatment for advanced non-small cell lung cancer: an updated systematic review and meta-analysis of randomized controlled trials

Basel Abdelazeem, Kirellos Said Abbas, Fatma Labieb, Abdul Karim Arida, Nahla Ahmed El-Shahat, Joseph Shehata, Emad Kandah, Bilal Malik, Maxwell Akanbi, Abdul Rafae, Ahsan Wahab & Hamid Ehsan
Recently published randomized controlled trials (RCTs) showed improved overall survival (OS) and progression-free survival (PFS) with the combination of immunotherapy and chemotherapy as compared to chemotherapy alone in advanced non-small cell lung cancer (NSCLC). We aimed to provide a systematic review and meta-analysis of RCTs regarding the efficacy and safety of immunotherapy and chemotherapy combinations for advanced NSCLC. On December 23rd, 2021, we searched databases for RCTs that reported PFS and OS as primary outcomes....

Additional file 2 of Implication of asymptomatic and clinical Plasmodium falciparum infections on biomarkers of iron status among school-aged children in Malawi

Peter A. M. Ntenda, Angeziwa C. Chirambo, Owen Nkoka, Walaa M. El-Meidany & Jessy Goupeyou-Youmsi
Additional file 2. Questionnaire for the main Malawi Demographic and Health Survey.

Additional file 1 of Comparative evaluation of propolis nanostructured lipid carriers and its crude extract for antioxidants, antimicrobial activity, and skin regeneration potential

Ola M. Elkhateeb, Mohamed E. I. Badawy, Ahmed E. Noreldin, Howaida M. Abou-Ahmed, Mahmoud H. El-Kammar & Hoda A. Elkhenany
Additional file 1: Histopathological examination of skin treated with propolis-EXTR and propolis-NLCs after 7 and 21 days.

Additional file 1 of Early prediction of hemodialysis complications employing ensemble techniques

Mai Othman, Ahmed Mustafa Elbasha, Yasmine Salah Naga & Nancy Diaa Moussa
Additional file 1: Table S1 Summary of the studied continuous variables. Table S2 Summary of the studied categorical variables.

Additional file 1 of Measuring results of humanitarian action: adapting public health indicators to different contexts

Chiara Altare, William Weiss, Marwa Ramadan, Hannah Tappis & Paul B. Spiegel
Supplementary Material 1

Additional file 1 of Measuring results of humanitarian action: adapting public health indicators to different contexts

Chiara Altare, William Weiss, Marwa Ramadan, Hannah Tappis & Paul B. Spiegel
Supplementary Material 1

Measuring results of humanitarian action: adapting public health indicators to different contexts

Chiara Altare, William Weiss, Marwa Ramadan, Hannah Tappis & Paul B. Spiegel
Abstract Humanitarian crises represent a significant public health risk factor for affected populations exacerbating mortality, morbidity, disabilities, and reducing access to and quality of health care. Reliable and timely information on the health status of and services provided to crisis-affected populations is crucial to establish public health priorities, mobilize funds, and monitor the performance of humanitarian action. Numerous efforts have contributed to standardizing and presenting timely public health information in humanitarian settings over the last...

Is self-reported depression, HIV status, COVID-19 health risk profile and SARS-CoV-2 exposure associated with difficulty in adhering to COVID-19 prevention measures among residents in West Africa?

Morenike Oluwatoyin Folayan, Roberto Ariel Abeldaño Zuniga, Giuliana Florencia Abeldaño, Mir Faeq Ali Quadri, Mohammed Jafer, Muhammad Abrar Yousaf, Passent Ellakany, Ntombifuthi Nzimande, Eshrat Ara, Nuraldeen Maher Al-Khanati, Zumama Khalid, Folake Lawal, Mark Roque, Joanne Lusher, Bamidele O. Popoola, Abeedha Tu-Allah Khan, Martin Amogre Ayanore, Balgis Gaffar, Jorma I. Virtanen, Nourhan M. Aly, Joseph Chukwudi Okeibunor, Maha El Tantawi & Annie Lu Nguyen
Abstract Background The aim of this study was to determine whether self-reported depression, coronavirus disease of 2019 (COVID-19) health risk profile, HIV status, and SARS-CoV-2 exposure were associated with the use of COVID-19 prevention measures. Methods This survey collected data electronically between June 29 and December 31, 2020 from a convenient sample of 5050 adults 18 years and above living in 12 West African countries. The dependent variables were: social distancing, working remotely, difficulty obtaining...

Additional file 1 of Recombinant acetylxylan esterase of Halalkalibacterium halodurans NAH-Egypt: molecular and biochemical study

Amira M. Embaby & Hoda E. Mahmoud
Supplementary Material 1: Fig S1: Lineweaver-Burk Plot performed by Hyper32 software for AXE-HAS10 upon using p-NP-C2 as the substrate

Additional file 3 of Recombinant acetylxylan esterase of Halalkalibacterium halodurans NAH-Egypt: molecular and biochemical study

Amira M. Embaby & Hoda E. Mahmoud
Supplementary Material 3: Table S2: Effect of PMSF on AXE-HAS10 activity

Recombinant acetylxylan esterase of Halalkalibacterium halodurans NAH-Egypt: molecular and biochemical study

Amira M. Embaby & Hoda E. Mahmoud
Abstract Acetylxylan esterase plays a crucial role in xylan hydrolysis as the acetyl side-groups restrict endoxylanase action by stearic hindrance. In this study, an acetylxylan esterase (AXE-HAS10: 960 bp & 319 a.a) putative ORF from Halalkalibacterium halodurans NAH-Egypt was extensively studied through heterologous overexpression in Escherichia coli, biochemical characterization, and structural modeling. The AXE-HAS10 tertiary structure was predicted by the Local Meta Threading Server. AXE-HAS10 belongs to the carbohydrate esterase Family 7. Purified to homogeneity...

Dimensional changes of upper airway after slow vs rapid miniscrew-supported maxillary expansion in adolescents: a cone-beam computed tomography study

Yomna M. Yacout, Nadia M. El-Harouni & Ahmed M. Madian
Abstract Background To date, the effects of different activation rates of miniscrew-supported expanders on the airway have not been compared. Hence, the purpose of this retrospective study was to evaluate and compare the effects of slow and rapid miniscrew-supported maxillary expansion on the upper airway dimensions using cone-beam computed tomography (CBCT). Methods Data of 20 patients (Age 12 to 16 years old) treated using miniscrew-supported expanders at the Faculty of Dentistry, Alexandria University was collected....

Applying the Theory of Planned Behavior to predict community pharmacists’ intention to provide diabetes care

Dalia EL-Kaffash, Ebtisam Fetohy & Azza Mehanna
Abstract Background The role of the pharmacist has changed from dispensing medicines, to working with other healthcare professionals to assure appropriate medication therapy management. This study assessed community pharmacists’ intention regarding diabetes care based on the theory of planned behavior (TPB) in Alexandria, Egypt. Methods A sample of 385 community pharmacies with one index per site (one pharmacist per pharmacy) was recruited in the sample using a multistage random sampling technique. This cross-sectional survey was...

Registration Year

  • 2022
    83

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Affiliations

  • Alexandria University
    83
  • University of Glasgow
    10
  • University of Zaragoza
    10
  • Syrian Private University
    9
  • University of Kashmir
    9
  • Nigerian Institute of Medical Research
    9
  • Obafemi Awolowo University
    9
  • University of Malawi
    9
  • Damanhour University
    7
  • Jeddah University
    5