Chemokine modulation in microscopic and submicroscopic Plasmodium falciparum malaria infection in women at delivery in Yaoundé, Cameroon
Article scientifique
Open Access
Rosette Megnekou, Chris Marco Mbianda Nana, Jean Claude Djontu
In pregnancy-associated malaria, chemokines such as CXCL-4, CXCL-13, CXCL-16, and CCL-24 play critical roles in leucocyte trafficking to tissue sites in the infected placenta where …
Optimization of Potassium Carbonate-based DES as Catalyst in the Production of Biodiesel via Transesterification
Article scientifique
Open Access
Abdulwasiu Abdurrahman, Saidu Muhammad Waziri, Olusegun Ayoola Ajayi
Increasing energy demand necessitates the production of sustainable fuels, which can be in the form of bio-fuels. One of such bio-fuels is biodiesel, which is …
A flexible age-dependent, spatially-stratified predictive model for the spread of COVID-19, accounting for multiple viral variants and vaccines
Article scientifique
Open Access
Kristan A. Schneider, Henri Christian Junior Tsoungui Obama, Nessma Adil Mahmoud Yousif
BACKGROUND: After COVID-19 vaccines received approval, vaccination campaigns were launched worldwide. Initially, these were characterized by a shortage of vaccine supply, and specific risk groups …
Dirac Equation for Energy-Dependent Potential With Energy-dependent Tensor Interaction
Article scientifique
Open Access
C. A. Onate, Matthew Olanrewaju Oluwayemi, I. B. Okon
The relativistic symmetries of the Dirac equation were investigated with an energy-dependent tensor potential interaction for two different energy-dependent potentials under parametric Nikiforov-Uvarov method and …
A Matching Game-Based Laboratory Learning System for Resources Management in Remote Laboratories
Article scientifique
Open Access
Ahmed M. Abd El‐Haleem, Mohamed G. Anany, Mahmoud M. Elmesalawy
Recently, increasing demand for remote laboratories is noticed, due to the shifting of the educational systems from face-to-face education to online education through the internet. …
“I decided in my heart I have to complete the sessions”: A qualitative study on the acceptability of an evidence-based HIV risk reduction intervention among women engaged in sex work in Uganda
Article scientifique
Open Access
Ozge Sensoy Bahar, Proscovia Nabunya, Josephine Nabayinda
BACKGROUND: The HIV burden remains a critical public health concern and women engaged in sex work [WESW] are at significantly higher risk compared to the …
“Right now we are scared of each other, we fear everyone, the whole world has COVID”: The impact of COVID-19 on young female sex workers in Kampala, Uganda, during national lockdowns in 2020–2021
Article scientifique
Open Access
Rachel King, Ritah Namugumya, Catherine Namuddu
In 2020-2021 the COVID-19 pandemic led to multiple and diverse global public health response strategies globally and in Uganda to slow the spread of the …
MONITORING FOR CRACKS IN METAL L-PBF USING GAS-BORNE ACOUSTIC EMISSION
Article scientifique
Open Access
Karabo Moore, Dean Kouprianoff, Danie Louw
Delaminations and cracks are detrimental phenomena that hinder the quality of the final product in metal additive manufacturing. The effective use of other online monitoring …
Burnout syndrome among healthcare professionals in the Fako division, Cameroon: Impact of physical activity and sleep quality
Article scientifique
Open Access
Elysée Claude Bika Lele, Jerson Mekoulou Ndongo, Ako Vera Ashu-akoh
Objectives Burnout syndrome (BOS) is an affection mostly resulting from chronic job-related stress. Many studies have identified job-related and non-job-related factors associated with BOS. Our …
NLP-LISAC at SemEval-2023 Task 12: Sentiment Analysis for Tweets expressed in African languages via Transformer-based Models
Article scientifique
Open Access
Abdessamad Benlahbib, Achraf Boumhidi
This paper presents our systems and findings for SemEval-2023 Task 12: AfriSenti-SemEval: Sentiment Analysis for Low-resource African Languages.The main objective of this task was to …
HausaNLP at SemEval-2023 Task 12: Leveraging African Low Resource TweetData for Sentiment Analysis
Article scientifique
Open Access
Saheed Abdullahi Salahudeen, Falalu Ibrahim Lawan, Ahmad Mustapha Wali
Saheed Abdullahi Salahudeen, Falalu Ibrahim Lawan, Ahmad Wali, Amina Abubakar Imam, Aliyu Rabiu Shuaibu, Aliyu Yusuf, Nur Bala Rabiu, Musa Bello, Shamsuddeen Umaru Adamu, Saminu …
AN ANALYSIS OF DEVOPS’ IMPACT ON INFORMATION TECHNOLOGY ORGANISATIONS: A CASE STUDY
Article scientifique
Open Access
Austin Mudadi, Hugo Lotriet
DevOps is a software development philosophy that involves the working together of development, operations, and other software development departments in order to accomplish common business …
HIV prevalence and access to HIV testing and care in patients with psychosis in South Africa
Article scientifique
Open Access
Mbalenhle P. Mwelase, Vuyokazi Ntlantsana, Andrew Tomita
Background: Human immunodeficiency virus (HIV) and psychosis share a complex bidirectional relationship, with people living with HIV being at increased risk of psychosis and those …
Electroconvulsive therapy (ECT) with ketamine induction for catatonia in an HIV positive patient
Article scientifique
Open Access
Yvette Nel, Craig Bracken
Introduction: The successful use of ECT as treatment for catatonia, in the context of HIV (human immunodeficiency virus) infection, has been described previously. Ketamine has …
Comparative Assessment of p16/Ki-67 Dual Staining Technology for cervical cancer screening in women living with HIV (COMPASS-DUST)–Study protocol
Article scientifique
Open Access
Kehinde S. Okunade, Kabir Badmos, Austin C. Okoro
The risk of progression of low-grade (CIN1) to high-grade cervical intraepithelial neoplasia (CIN2/3) is 3-5 times higher for women living with HIV (WLHIV) than for …
SARS-CoV-2 variants-associated outbreaks of COVID-19 in a tertiary institution, North-Central Nigeria: Implications for epidemic control
Article scientifique
Open Access
Oluwapelumi O. Adeyemi, Nnaemeka Ndodo, Mariam Kehinde Sulaiman
The COVID-19 global pandemic is being driven by evolving SARS-CoV-2 variants with consequential implications on virus transmissibility, host immunity, and disease severity. Continuous molecular and …
Pediatric diarrhea patients living in urban areas have a higher incidence of Clostridioides difficile infection
Article scientifique
Open Access
Ayodele Timilehin Adesoji, Osaro Mgbere, Charles Darkoh
Clostridioides difficile infection (CDI) is a major cause of antibiotic-associated diarrhea and an unappreciated contributor to child mortality in low- and middle-income countries where the …
Tobacco use and incident sleep parameters among a rural ageing population in South Africa
Article scientifique
Open Access
Supa Pengpid, Karl Peltzer
INTRODUCTION: Tobacco use may be associated with incident insomnia. The aim of the study was to investigate the association between tobacco use and incident sleep …
Utilizing quantitative dried blood spot analysis to objectively assess adherence to cardiovascular pharmacotherapy among patients at Kenyatta National Hospital, Nairobi, Kenya
Article scientifique
Open Access
David Wata, John Ogwu, Louise Dunford
The burden of cardiovascular disease (CVD) is rising in Kenya and non-adherence to cardiovascular pharmacotherapy is a growing global public health issue that leads to …
Modeling and simulation of belt bucket elevator head shaft for safe life operation
Article scientifique
Open Access
Peter Okechukwu Chikelu, Solomon Chuka Nwigbo, Obotowo William Obot
This research paper presents a step by step conceptual design and life prediction approach for the design, modeling and simulation of head shaft of a …