Artificial intelligence models for prediction of monthly rainfall without climatic data for meteorological stations in Ethiopia
Article scientifique
Open Access
Wondmagegn Taye Abebe, Demeke Endalie
Abstract Global climate change is affecting water resources and other aspects of life in many countries. Rainfall is the most significant climate element affecting the …
Multi-level manifestations of sexual stigma among men with same-gender sexual experience in Ghana
Article scientifique
Open Access
Khalida Saalim, Prince Amu-Adu, Richard Panix Amoh-Otu
Sexual stigma and discrimination toward men who have same-gender sexual experiences are present across the globe. In Ghana, same-gender sexual desires and relationships are stigmatized, …
Rapidly shifting immunologic landscape and severity of SARS-CoV-2 in the Omicron era in South Africa
Article scientifique
Open Access
Kaiyuan Sun, Stefano Tempia, Jackie Kleynhans
South Africa was among the first countries to detect the SARS-CoV-2 Omicron variant. However, the size of its Omicron BA.1 and BA.2 subvariants (BA.1/2) wave …
Socioeconomic factors impact the risk of HIV acquisition in the township population of South Africa: A Bayesian analysis
Article scientifique
Open Access
Cindy Leung Soo, Nitika Pant Pai, Susan J. Bartlett
With a prevalence almost twice as high as the national average, people living in South African townships are particularly impacted by the HIV epidemic. Yet, …
Novavax NVX-COV2373 triggers neutralization of Omicron sub-lineages
Article scientifique
Open Access
Jinal N. Bhiman, Simone I. Richardson, Bronwen E. Lambson
The SARS-CoV-2 Omicron (B.1.1.529) Variant of Concern (VOC) and its sub-lineages (including BA.2, BA.4, BA.5, BA.2.12.1) contain spike mutations that confer high level resistance to …
Food insecurity and coping strategies and their association with anxiety and depression: a nationally representative South African survey
Article scientifique
Open Access
Siphiwe N. Dlamini, Ashleigh Craig, Asanda Mtintsilana
Abstract Objective: To investigate food insecurity and related coping strategies among South African households and their associations with anxiety and depression. Design: Cross-sectional study. Food …
Prevalence of diarrheal disease and associated factors among under-five children in flood-prone settlements of Northwest Ethiopia: A cross-sectional community-based study
Article scientifique
Open Access
Tsegaye Adane Birhan, Bikes Destaw Bitew, Henok Dagne
Background Diarrheal illnesses are a long-standing public health problem in developing countries due to numerous sanitation issues and a lack of safe drinking water. Floods …
Biofortification to avoid malnutrition in humans in a changing climate: Enhancing micronutrient bioavailability in seed, tuber, and storage roots
Article scientifique
Open Access
Sangam L. Dwivedi, Ana Luísa Garcia‐Oliveira, Mahalingam Govindaraj
Malnutrition results in enormous socio-economic costs to the individual, their community, and the nation's economy. The evidence suggests an overall negative impact of climate change …
Gallic acid abates cadmium chloride toxicity via alteration of neurotransmitters and modulation of inflammatory markers in Wistar rats
Article scientifique
Open Access
Oluwafemi Adeleke Ojo, Adebola Busola Ojo, Akingbolabo Daniel Ogunlakin
Abstract Cadmium is a highly neurotoxic heavy metal that disrupts membranes and causes oxidative stress in the brain. The study aimed to investigate the neuroprotective …
The effects of COVID-19 lockdown measures on health and healthcare services in Uganda
Article scientifique
Open Access
David Musoke, Sarah Nalinya, Grace Biyinzika Lubega
Many countries across the world instituted lockdowns as a measure to prevent the spread of COVID-19. However, these lockdowns had consequences on health systems. This …
The macroevolutionary impact of recent and imminent mammal extinctions on Madagascar
Article scientifique
Open Access
Nathan M. Michielsen, Steven M. Goodman, Voahangy Soarimalala
Many of Madagascar's unique species are threatened with extinction. However, the severity of recent and potential extinctions in a global evolutionary context is unquantified. Here, …
Utilization of green inhibitors as a sustainable corrosion control method for steel in petrochemical industries: A review
Article scientifique
Open Access
Alice Alao, A.P.I. Popoola, Modupeola Dada
Infrastructure upgrades in the energy sector are encouraged to satisfy the expanding world’s energy needs, including innovation, consumption, production, and transportation. Thus, steel has been …
Protective roles and protective mechanisms of neutralizing antibodies against SARS-CoV-2 infection and their potential clinical implications
Article scientifique
Open Access
Endeshaw Chekol Abebe, Tadesse Asmamaw Dejenie
Neutralizing antibodies (NAbs) are central players in the humoral immunity that defends the body from SARS-CoV-2 infection by blocking viral entry into host cells and …
Soil pollution and agriculture in sub-Saharan Africa: State of the knowledge and remediation technologies
Article scientifique
Open Access
Hamisi Tindwa, Bal Ram Singh
The sub-Saharan Africa (SSA) region bears the blunt of soil pollution mainly due to-haphazard disposal and gross mismanagement of a wide assortment of pollutants generated …
Factors influencing postpartum haemorrhage detection and management and the implementation of a new postpartum haemorrhage care bundle (E-MOTIVE) in Kenya, Nigeria, and South Africa
Article scientifique
Open Access
Gillian Forbes, Shahinoor Akter, Suellen Miller
BACKGROUND: Postpartum haemorrhage (PPH) is the leading cause of global maternal deaths, accounting for 30-50% of maternal deaths in sub-Saharan Africa. Most PPH-related deaths are …
Uterine fibroids — Causes, impact, treatment, and lens to the African perspective
Article scientifique
Open Access
Narvella Sefah, Sithembinkosi Ndebele, Lillian Prince
Leiomyomas, or uterine fibroids as they are commonly known, are mostly seen in women of reproductive age. However, they can go undetected in most women, …
Sandwich-like construction of a new aminated chitosan Schiff base for efficient removal of Congo red
Article scientifique
Open Access
Eman M. Abd El-Monaem, Mohammed Salah Ayoup, Ahmed M. Omer
Abstract Herein, a novel sandwich-like α-ketoglutaric acid Schiff base-aminated chitosan composite (α-kGl-AmCsSB) was fabricated by reacting α-ketoglutaric acid and aminated chitosan. The as-fabricated α-kGl-AmCsSB was …
Impact of climate-smart agriculture adoption on food security and multidimensional poverty of rural farm households in the Central Rift Valley of Ethiopia
Article scientifique
Open Access
Hussien Ali, Mesfin Menza, Fitsum Hagos
Abstract Background Climate change has perverse effects on the natural resource base and agricultural productivity, negatively affecting the well-being of households and communities. There are …
Efficient adsorptive removal of paracetamol and thiazolyl blue from polluted water onto biosynthesized copper oxide nanoparticles
Article scientifique
Open Access
Kovo G. Akpomie, Jeanet Conradie
Abstract Copper oxide nanoparticles (CuONPs) have received tremendous attention as efficient adsorbents owing to their low cost, desirable surface area, abundant active sites, potent textural …
AMMI and GGE biplot analyses of Bambara groundnut [Vigna subterranea (L.) Verdc.] for agronomic performances under three environmental conditions
Article scientifique
Open Access
Vincent Ishola Esan, Grace Oluwasikemi Oke, Timothy O. Ogunbode
Introduction: The two most common styles to analyze genotype-by-environment interaction (GEI) and estimate genotypes are additive main effects and multiplicative interaction (AMMI) and genotype + …