Graph-theoretical framework for analyzing student interaction networks: a formalized approach to classroom collaboration
Article scientifique
Accès ouvert
Najim Oumelaid, Brahim El Boukari, Jalila El Ghordaf
Abstract A thorough graph-theoretical framework for studying student interaction patterns in educational environments is presented in this work. Inspired by ideas from network science and …
Evaluation of the efficiency of conventional drinking water treatment plant using machine learning and water quality index in low-income countries: A case study of Adama City, Ethiopia
Article scientifique
Accès ouvert
Abelkassim Aminu Beshir, Daniel Reddythota, Esayas Alemayehu
Ensuring safe drinking water requires monitoring water quality parameters, optimizing plant design, and addressing emerging contaminants. This study evaluates the efficiency of the Adama City …
Antiviral potential of crude extracts from two Streptomyces spp. against Cucumber Mosaic Virus infection under greenhouse conditions
Article scientifique
Accès ouvert
Hadeel M. Osama, Mohamed E. El Awady, Radwan Khalil
Marine actinomycetes are a promising source for developing new antiviral agents for plant diseases, as they produce a wide variety of bioactive compounds. To date, …
Political economies of education and violent public protests in conflict zone: narratives of youth from iNanda and KwaMashu townships, South Africa
Article scientifique
Accès ouvert
Nyameka Spambo
Protests accompanied by increasing violence are prevalent in the townships of South Africa. These violent protests often arise from community dissatisfaction with service delivery, which …
Antiproliferative activity of Moringa oleifera (L.) Lam. and Moringa stenopetala (Bak.) Cufod. leaves extract against selected cancer cells in primary cell culture
Article scientifique
Accès ouvert
Masresha Ahmed Assaye, Poupak Fallahi, Duccio Volterrani
Natural compounds possess anti-tumor capabilities for a wide range of cancers. The present study aims to analyze and compare the antiproliferative activity of Moringa oleifera …
Phylodynamic analysis reveals disparate transmission dynamics of Mycobacterium tuberculosis complex lineages in Botswana
Article scientifique
Accès ouvert
Q. Wang, Ivan Barilar, Volodymyr M. Minin
Tuberculosis epidemics have traditionally been conceptualized as arising from a single uniform pathogen. However, Mycobacterium tuberculosis complex (Mtbc), the pathogen causing tuberculosis in humans, encompasses …
Vegetable crop residues: an opportunity to bridge dry-season feed gaps in sub-Saharan Africa
Article scientifique
Accès ouvert
Boko Michel Orounladji, Songdah Désiré Ouattara, Prosper Pare
In Burkina Faso, livestock feeding during the dry season is constrained by recurrent quantitative and qualitative deficits of available fodder biomass, a challenge further exacerbated …
Clinical performance of short fiber-reinforced composite resin restoration in large posterior cavities: a systematic review and meta-analysis
Article scientifique
Accès ouvert
Kareem Hamdi, Ahmed Elsebaai, Youniss Saleh Harp
Restoring large posterior vital-teeth cavities remains a clinical challenge. This systematic review and meta-analysis aimed to compare the clinical performance of short fiber-reinforced composites (SFRCs) …
Bioconversion of breadfruit starch to citric acid by fungus Aspergillus niger: A microbial fermentation parameter optimization investigatio
Article scientifique
Accès ouvert
Eriola Betiku, Habeeb O. Ayinla, Oluwatobi A Oguntunde
Starch hydrolysate from breadfruit was used as the sole carbon source for citric acid (CA) biosynthesis by the filamentous fungus Aspergillus niger under surface fermentation …
Concentrations of heavy metal content in indoor dust and potential exposure in preschool children
Article scientifique
Accès ouvert
Adebayo AKINPELU, K. P. Ojo, Olakunle Salawu
Indoor dust serves as a medium for the deposition of heavy metals, and young children's rapid physical growth and hand-to-mouth behavior expose them to the …
Therapeutic potentials of vitamin C, zinc, and selenium in DSS-induced colitis in mice: Zinc combination exhibits superior synergistic effects
Article scientifique
Accès ouvert
Hadja Tbahriti, Ali Boukadoum, Fouzia Rahli
Standard treatments of inflammatory bowel diseases frequently demonstrate limited long-term efficacy and are associated with significant side effects, necessitating the exploration of safer therapeutic alternatives. …
Enhancing Inclusivity in Special Education through Augmentative and Alternative Communication Tools – A Case Study of Five Special Schools in the Sekhukhune District of Limpopo Province, South Africa
Article scientifique
Accès ouvert
Maite E. Maebana
This study reports on a series of workshops on Augmentative and Alternative Communication (AAC) conducted in the Sekhukhune District of Limpopo Province with teachers from …
Artificial intelligence in vaccine coverage in Africa: predictive analytics and innovations for immunization equity
Article scientifique
Accès ouvert
Toluwase Oluwajomiloju Ogundipe, Oloruntoba Joshua Ajayi, Michael Ayodele Olawale
Abstract Vaccination coverage in Africa is currently suboptimal, with a decline in some countries. The prevalence of non-vaccination rates for certain vaccine-preventable diseases varies from …
Psychological adaptation and resilience among elderly refugees: protective and risk factors in confronting trauma and social isolation
Article scientifique
Accès ouvert
Walaa Badawy Mohamed Badawy, Fatimah Salem Mohammed Alshehri, Khozam Saeed Ali Dakhil Allah
Background: Elderly refugees represent a profoundly vulnerable subgroup, facing the dual challenge of aging and the psychological sequelae of forced displacement. This study explores the …
Mental health burden among healthcare workers in Kintampo North Municipal Hospital: A descriptive analysis of stress, depression, and anxiety based on Job Demands-Resources (JD-R) model
Article scientifique
Accès ouvert
Mohammed Zakaria, Dennis Bardoe, Robert Bagngmen Bio
Mental health disorders among healthcare workers remain a growing concern, particularly in under-researched settings. While global evidence has documented the burden of these disorders, there …
Leveraging injection networks to prevent HIV and other blood borne infections among people who inject drugs in Kenya: design and rationale
Article scientifique
Accès ouvert
Matthew J. Akiyama, Hannah N. Manley, Lindsey R. Riback
BACKGROUND: HIV and Hepatitis C (HCV) are blood borne infections (BBIs) that remain a significant cause of global morbidity and mortality among people who inject …
Oral PrEP continuation rates among key populations in Nigeria: a retrospective cohort study of a large-scale HIV prevention programme
Article scientifique
Accès ouvert
Kene David Nwosu, Abiye Kalaiwo, Wingston Ng’ambi
INTRODUCTION: Pre-exposure prophylaxis (PrEP) is an effective HIV prevention strategy, but its impact is limited by low uptake and poor continuation rates. This study investigates …
Pharmacological evaluation as analgesic and anti-inflammatory and molecular docking of newly synthesized nitrogen heterocyclic derivatives
Article scientifique
Accès ouvert
Amina A. Abd El-Gwaad, Ahmed Abd Elkader El-Rashedy, Ahmed A. Fayed
A new class of poly-fused pyrazolo, pyrano, and pyrimidino derivatives 2a, b-9a, b were synthesized in this study, and their biological properties as analgesics and …
Prevalence and experiences of exclusive breastfeeding among working mothers at a tertiary hospital in Eastern Uganda
Article scientifique
Accès ouvert
Nelson Cherop, Ivan Lyagoba, Proscovia Nabachenje
Exclusive breastfeeding (EBF) is vital for infant health, yet working mothers often struggle to maintain it. In Uganda, particularly at Mbale Regional Referral Hospital (MRRH), …
Creation of a rich vascular subcutaneous space for cell transplantation via injectable biological hydrogels
Article scientifique
Accès ouvert
A. A. Samy, Ghada A. El-Sherbeny, Sherry M. Khater
The subcutaneous space offers an attractive and accessible site for cell transplantation. However, its clinical utility is often hindered by insufficient vascularization. This study evaluated …