Articles
Page 8 of 1275, showing 50 records out of 63726 total, starting on record 351, ending on 400
April 2024
African Journal of Biotechnology
Evaluation of the seroprevalence of okra mosaic virus in Koulikoro, Mali
Mosaic virus disease is transmitted by several types of viruses such as OMD, OYVMV, OLCV, CLCuGV, and CYCrV. Among these viruses, some of them are significant threats to okra production worldwide. To develop an integrated pest management strategy against this disease, this seroprevalence study was conducted at the Rural Polytechnic Institute (RPI) of Katibougou, Koulikoro region, Mali. Symptomatic leaves of okra plants...
April 2024
African Journal of Biotechnology
Evaluation of runs of homozygosity and genomic endogamy in the Creole breeds Guaymi and Guabala in Panama
The inbreeding coefficient measures the likelihood of identical alleles at a locus in a population due to descent from a common ancestor, highlighting potential negative impacts on health and fitness in both natural and domesticated populations. This study focuses on homozygous segments continuous genomic regions of homozygosity resulting from the inheritance of identical haplotypes from both parents and their role in...
April 2024
African Annals of Thoracic and Cardiovascular Surgery
Lower mini-sternotomy for atrial septal defect repair in a young African woman
Minimally invasive cardiac surgery (MICS) as an alternative to the traditional full sternotomy approach has gained major interest in recent decades. Compared to conventional techniques, MICS has been associated with a shorter hospital stay, reduced risk of infection, and better cosmetic results. We report the case of a 28-year-old female who underwent surgical repair of ostium secundum atrial septal defect (OSASD) via a...
April 2024
African Annals of Thoracic and Cardiovascular Surgery
Surgical therapy of patent ductus arteriosus in Burkina Faso: Study of the first 23 cases performed at the University Hospital of Tengandogo
Cardiac surgery performance by a local team in Burkina Faso began in 2019. The first procedure was the surgical division of patent ductus arteriosus (PDA). In this study, the authors report the outcomes of the first 23 surgical therapies for PDA performed at the University Hospital of Tengandogo (UHT). It consisted of a retrospective and descriptive study at the UHT from April 9th, 2019, to August 9th, 2021. All cases...
April 2024
African Journal of Microbiology Research
Exploring the antimicrobial modulatory potential of the sap from oil palm tree
The sap from the oil palms (Elaeis guineensis), harbours complex microbiota and provides a rich source of therapeutic metabolites. This study investigated the antibacterial modulatory activity of sap from Elaeis guineensis on selected bacteria. To test how well the sap from the oil palm tree affects bacteria, the minimum inhibitory concentration (MIC) of some common antibiotics was found by mixing the sap from the oil...
April 2024
African Journal of Microbiology Research
Resistance profile of urine isolate enterobacteral strains at Donka University teaching hospital in Conakry, Guinea
The objective of this study was to describe the resistance profile of enterobacterals isolated from urine samples at the laboratory of Donka National Hospital. Urine samples were collected from both outpatients and hospitalized patients. Cultures were performed using standard techniques, strains were identified using the API 20E kit, and antibiotic susceptibility testing was carried out using the ATB™ UR EU (08)...
April 2024
Journal of Plant Breeding and Crop Science
Evaluation of yellow common bean (Phaseolus vulgsaris L.) genotypes for resistance to anthracnose
Anthracnose, caused by the fungus Colletotrichum lindemuthianum, is a significant disease affecting common bean (Phaseolus vulgaris L.). The identification of sources of anthracnose resistance within the yellow market class is crucial for developing yellow bean varieties resistant to anthracnose. The objective of this study was to assess a set of yellow common bean genotypes for resistance to eight races of C....
April 2024
Journal of Development and Agricultural Economics
Factors affecting farmers’ participation in contract farming: The case of soybean producers in the eastern corridor of the northern region of Ghana
Contract farming (CF) is gaining traction as a vital solution for improving the fortunes of Ghana's small-scale soybean farmers. Government and non-governmental organizations, such as the Savanna Farmers Marketing Company (SFMC), the Northern Development Authority (NDA), and the Adventist Development and Relief Agency (ADRA), have begun contracting farmers to cultivate soybeans in Ghana, particularly in the Northern...
April 2024
Journal of Development and Agricultural Economics
Factors influencing poultry farmer’s behaviour on record keeping in Akwa Ibom State, Nigeria
The study investigated the factors influencing poultry farmer’s record-keeping behaviour in Akwa Ibom State, Nigeria. A well-structured questionnaire was employed to solicit information from 150 poultry farmers using a three-stage sampling technique. The research employed descriptive statistics and Probit regression. Research results revealed that the majority (72.7%) of poultry farmers were male, having the age...
April 2024
Journal of Development and Agricultural Economics
Determinants of post-harvest losses of plantain in the Sassandra-Marahoué district, Côte d'Ivoire
This study analysed the determinants of post-harvest losses of plantain in the Sassandra-Marahoué District to contribute to the reduction of post-harvest losses of agricultural products. To this end, a fractional response regression model was implemented on primary data randomly collected from 220 plantain growers. The results indicated that the area of production, the place of plantain in the production system,...
April 2024
Journal of Yeast and Fungal Research
Seasonal variations in cryptococcosis diagnosis in the CeDReS laboratory of the University Hospital of Treichville in the era of HAART: A retrospective study from 2011 to 2018
Cryptococcal meningitis, the second leading cause of death in people living with advanced-stage HIV infection, was the focus of the current study aimed at assessing the features of patients with this condition at the CeDReS laboratory. Participants were individuals with confirmed diagnoses of cryptococcal meningitis conducted by the CeDReS laboratory of the University Hospital of Treichville, in Abidjan, Ivory Coast....
April 2024
Journal of the Nigeria Society of Physiotherapy
Development of a contextualised physical activity programme to improve health outcomes among people living with HIV-related disability in Nigeria: A study protocol
Transitioning from a life-threatening infection resulting in acute illness to a long-term manageable condition implies that HIV management requires collaboration between primary care clinicians and rehabilitation teams. Recognized as an effective, safe, and beneficial health strategy, physical activity has been recommended in HIV management. However, despite its numerous benefits, there remains a low prevalence of...
April 2024
Journal of the Nigeria Society of Physiotherapy
Building the future physiotherapist: Transcending boundaries to creative thinking
Disruptive and undetermined events continue to give a new outlook to industries, including that of healthcare. Failure to continuously renew and standardize approaches among organized professions in healthcare, like physiotherapy, will continue to give more power to alternative health marketplaces, widen the knowledge-practice gap, reduce professional prestige and policy protection, slow down innovation, expand inter-...
April 2024
African Journal of Agricultural Research
Evaluation of soybean (Glycine max L.) varieties for yield performance and adaptability over different growing seasons at Tselemti District, Northern Ethiopia
A field experiment was carried out in 2015 and 2016 cropping season on ten soybean varieties using randomized complete block design. The aim is to evaluate soybean varieties for yield performance and adaptability considering number of days to 50% flowering, days to 95% maturity, plant height, pods per plant, plant height biomass and grain yield. Those varieties were superior overall the testing varieties such as Afgat...
April 2024
African Journal of Agricultural Research
Physico-chemical properties of irradiated fresh tomatoes
This study aimed to evaluate the effect of various levels of gamma irradiation on the physico-chemical composition of fresh tomatoes. Tomato samples were irradiated in a Co-60 gamma irradiator and maintained at 25 ± 2°C storage conditions. The experiment was designed with five treatments of radiation dose (0, 0.5, 0.75 1.0, 1.5, and 2 kGy). Before irradiation, the initial composition of physico-chemical...
April 2024
African Journal of Agricultural Research
Challenges faced by small scale sugarcane growers: An exploration of the impact of social unrest on sugarcane farming in Kwazulu-Natal
The South African sugar industry is considered by the South African Sugar Association (SASA) as one of the world’s leading cost competitive producers of high-quality sugar and contributes significantly to the national economy, sustainable development and creates mass employment in rural areas. However, numerous challenges are faced by small scale sugarcane growers which drastically affect their profit...
April 2024
African Journal of Agricultural Research
Cocoa-agroforestry in Ghana: Practices, determinants and constraints faced by farmers
To address the growing global demand for cocoa, sustainable intensification of its production in Ghana, the second largest producer, is considered crucial. This paper analyzes practices, determinants and constraints of agroforestry among cocoa farmers in Ghana to provide insights into challenges and drivers for agroforestry adoption, which will guide the formulation and prioritization of tailored policies to address...
April 2024
African Journal of Agricultural Research
Study on the trapping effects of Brassica allelochemicals on Plutella xylostella adults
The diamondback moth, Plutella xylostella L. (Lepidoptera: Plutellidae), is a major pest of Brassica crops worldwide. This study explores the application of Brassica spp. allelochemicals in trapping diamondback moth adults. The effectiveness of eight commercially obtained Brassica spp. volatiles has been investigated, including - (Z)-3-hexenyl acetate, cis-3-hexene-1-ol, β-pinene, sabinene, n-heptanal, allyl...
April 2024
Journal of Parasitology and Vector Biology
Use of long-lasting insecticidal nets as malaria preventive measure among children 5 years and below, attending the Tubah District Hospital
The use of long-lasting insecticidal nets (LLINs) remains a key factor in preventing malaria among children under five years old. To investigate the effects of LLINs among this demographic, a study was conducted among children below five years of age attending Tubah district hospital. Data was collected over four months from February to May 2021 using a pre-tested structured questionnaire and the Care Start™ Pf...
April 2024
Journal of Parasitology and Vector Biology
Geohelminths contaminating edible raw vegetables sold in markets and irrigation sites in Katsina Northwest Nigeria
Vegetables are major components of human diet but may act as vehicles for pathogens. The use of dung in producing vegetables is one factor that influences geohelminths contamination of vegetables. The study focused on geohelminths contamination of carrots (Daurus carota), lettuce (Lactuva sativa), spinach (Spina ciaoleracea), cabbage (Brassi caoleracea), and cucumber (Cucumis sativus) sourced from four markets (Central,...
April 2024
African Journal of Pharmacy and Pharmacology
Effects of the use of piper betle l. leaf extract associated with adipose-derived stem cells on ulcers in streptozotocin-induced diabetic mice
Diabetic ulcers often present challenges in healing or may heal incompletely without the restoration of proper function. Piper betle L. is recognized as a valuable traditional medicine for treating open wounds due to its antibacterial and anti-inflammatory properties, as well as its ability to stimulate fibroblast proliferation. Additionally, adipose-derived stem cells (ADSCs) have the capacity to self-renew and...
April 2024
African Journal of Pharmacy and Pharmacology
Antioxidant and antibiofilm activity of Ageratum conyzoides L, and Bidens pilosa L against
wound pathogens
Biofilm infections represent a significant challenge in the medical field due to escalating antibiotic resistance. Plants offer a promising avenue for addressing this issue, as they harbor a diverse array of phytochemicals with various biological activities, including antioxidant properties crucial for preventing biofilm formation in wounds. This study aimed to explore the antioxidant and antibiofilm capabilities of...
April 2024
African Journal of Pharmacy and Pharmacology
Effects of Adansonia digitata L fruit pulp and Lawsonia inermis L leaves extracts on some smooth muscle preparations
Plant materials serve as valuable sources of new medicinal agents, with a considerable number of them being used medicinally. However, it is important to follow systematic research methodology to evaluate the pharmacological properties of these plant materials. The aim of this study was to evaluate the effects on some smooth muscle preparations of Adansonia digitata L (Bombacaceae) fruit pulp and Lawsonia inermis L...
April 2024
International Journal of Medicine and Medical Sciences
Pathophysiology of spinal cord injury and potential health benefits of omega-3 fatty acid
Spinal cord injury (SCI), is a life changing threatening neurological condition that completely changes patients’ life. It has been shown that early treatment soon after the injury may improve neurological recovery. To date, no therapeutic modalities exist that have shown very positive effect on neurological outcomes. However, recent clinical and preclinical studies have shown little hope for the treatment of SCI....
April 2024
International Journal of Biodiversity and Conservation
Plant species composition, abundance, diversity, and threats affecting their survival in Kiang'ombe and Kianjiru hills of Embu County, Kenya
Forest cover loss is one of the major challenges facing Kenya; and there is insufficient data to guide sustainable biodiversity conservation stratagems. We determined the floristic and growth characteristics, plant species diversity, evenness, relative density, frequency, dominance, important value index, and indicators of biodiversity disturbance. From the 52 plots sampled in Kiang'ombe and Kianjiru hills, we...
April 2024
International Journal of Biodiversity and Conservation
An ecophysiological study of cultivated Nephrolepis exaltata (L.) Schott cv. Bostoniensis (Boston Fern)
The Boston Fern, a cultivar of Nephrolepis exaltata native to tropical and sub-tropical environments, is widely cultivated. There is substantial published horticultural research on its cultivation. However, there is less research published on its physiological ecology. This is a report of the physiological ecology of laboratory cultivated N. exaltata cv. Bostoniensis, particularly focusing on the following aspects: Net...
April 2024
International Journal of Biodiversity and Conservation
Habitat preference and distribution of Himalayan Red Panda (Ailurus fulgens fulgens) in Ilam, Eastern Nepal
In Nepal, red panda has been sparsely studied, although its range covers a wide geographical area. The current study was conducted in two community forests of Ilam district with the objective of examining the present distributional status and determining the habitat utilization of the species. Extensive field surveys were conducted to estimate species distribution by presence-absence of the species in the study site....
April 2024
International Journal of Biodiversity and Conservation
Diversity and abundance of butterflies along a land use: Land cover gradient in Eastern Sierra Leone
Oil palm (Elaeis guineensis) is native to West Africa and has been cultivated for thousands of years. It is an essential part of the local cuisine and critical for food security. In Southeast Asia, oil palm plantations have been accused of being the main cause of deforestation and biodiversity loss. However, several recent studies assessing the impact of oil palm plantations have suggested that the conversion of primary...
April 2024
Journal of Engineering and Technology Research
On the digital transformation of micro-finance institutions in the context of developing countries: A case from Democratic Republic of the Congo
Blockchain can be used to improve microfinance management in several ways. This can help reduce the costs of microfinance by eliminating the need for intermediaries such as banks and credit bureaus and increase transparency in the microfinance sector by making all transactions visible to everyone. stakeholders. This can help reduce fraud and build trust. Blockchain technology can also be used to improve access to...
April 2024
Journal of Microbiology and Antimicrobials
Prevalence of ESBL genes and antibiotic susceptibility patterns of Escherichia coli and Klebsiella species isolated from specimen of patients suffering of hospital acquired infections in National Hospital of Niamey, Niger
The nosocomial infections associated with bacterial resistance are a public health problem in hospitals. The aim of the present study was to determine the antibiotic susceptibility patterns and distribution of the blaTEM, blaCTX M, blaSHV and blaOXA ESBL resistance genes in Escherichia coli and Klebsiella species isolated from specimen of patients suffering from nosocomial infections. This was a prospective study that...
April 2024
International Journal of Educational Administration and Policy Studies
Academic mentorship leadership practice and productivity of academics in public universities in Delta and Edo States, Nigeria
The study explores the relationship between academic mentorship and the productivity of academics in universities. Two questions and a hypothesis were raised to guide the study. The research design employed ex-post-facto methodology with a population of 3,492 academic staff. The stratified random sampling technique was used to determine the sample size of 676 academics. The questionnaire served as the main instrument...
April 2024
Journal of AIDS and HIV Research
Prevalence and correlates of hypertension, diabetes, and cancer among HIV-infected adults in Guinea: Insights for healthcare policy in Sub-Saharan Africa
Noncommunicable diseases (NCDs) have become the leading causes of morbidity and mortality worldwide, accounting for 71% of deaths worldwide in 2019. This trend extends to sub-Saharan Africa, where NCDs are expected to overtake infectious diseases by 2030 amid rapid urbanization, population growth, and changing lifestyles. People living with HIV may be at even greater risk of NCDs due to chronic inflammation caused by...
March 2024
Journal of Ecology and The Natural Environment
Evaluation of the spatio-temporal variation of the physico-chemical parameter and the level of ecological pollution in the waters of the Comoé River and its tributary Iringou
The study was conducted from May 2022 to March 2023 on the Comoe and Iringou rivers in Comoe National Park. Its aim was to assess the physico-chemical parameters and ecological stress levels of these rivers. The results show that both rivers have fewer ecological pollution parameters, with average pH values close to neutral (6.8 to 7.3). The average dissolved oxygen recorded in these streams over the two seasons...
March 2024
Journal of Toxicology and Environmental Health Sciences
Evaluation of Benz[A]anthracene-induced pulmonary toxicity in Rattus norvegicus
Benz[a]anthracene is a polycyclic aromatic hydrocarbon (PAH) commonly found in the environment, capable of inducing an inflammatory response that may lead to pulmonary toxicity. Due to a lack of knowledge regarding the signs and pathological damages caused by benz[a]anthracene toxicity, there is a need to investigate its effects in a rat model. The determination of the median lethal dose (LD50) involved nine rats using...
March 2024
African Journal of Microbiology Research
Mycoplasma galliscepticum: An overview
The prokaryotic microorganism Mycoplasma gallisepticum (MG) belongs to the phylum Firmicutes, the order Mycoplasmatales, the family Mycoplasmataceae, and the genus Mycoplasma. MG parasitizes the respiratory tract of various poultry species, causing a range of symptoms from indistinct features to tracheitis and air sacculitis. Common signs include respiratory tract infection indicators such as coughing, asthma, a runny...
March 2024
African Journal of Microbiology Research
Characterization of novel potential probiotic strains of lactic acid bacteria from rat faeces
This study aimed to isolate and characterise novel probiotic strains from the faeces of healthy albino Wistar rats. Lactic acid bacteria were isolated on MRS agar, and their probiotic properties were assessed through in vitro tests, including tolerance to simulated gastrointestinal juices, auto-aggregation assays, and antimicrobial activity. The antibiotic susceptibility and haemolysis tests were performed to assess the...
March 2024
International Journal of Medicine and Medical Sciences
Chlorine dioxide and chlorite as treatments for diabetic foot ulcers
The global prevalence of diabetes mellitus is rising and is predicted to exceed 10% by 2030. Foot ulcers are a frequent complication of diabetes mellitus. Existing treatments for diabetic foot ulcers are only partially effective and when these ulcers do not heal, amputation of the affected limb may result. It is estimated that an amputation due to diabetic foot infection occurs every 30 seconds somewhere in the...
March 2024
Educational Research and Reviews
Synthesizing validity and reliability evidence for the draw a scientist test
The purpose of this synthesis study was to assess the reliability and validity of the Draw-A-Scientist Test (DAST) and its variations across multiple studies, aiming to understand limitations and propose modifications for future application within and beyond the science domain. Given the existence of multiple DAST versions, this study quantified the frequency of validity threats across various DAST variations....
March 2024
International Journal of Computer Engineering Research
A practical guideline for implementing an extra security layer on an intra-cloud private MongoDB Database using encryption
Cloud computing offers different deployment and distribution models for the outsourcing of the company’s Information Technology (IT) infrastructure (applications and data). The wide adoption of this concept does not exclude permanent and unforeseen dangers. The company loses its guarantee of the confidentiality of its most sensitive information, and many legal and security questions remain unanswered. A large...
March 2024
International Journal of Computer Engineering Research
Lessons learned and perspectives on constrained data collection and preparation for a predictive machine learning model applied to transportation industry in a non-digitalised environment
Machine learning algorithms are based on qualitative and quantitative historical data, to create predictive models for shape recognition, autonomous systems, etc., using classifiers like K-Nearest Neighbors (KNN), neural-network, etc. So, treatment of data is the undisputed fuel that powers any machine learning endeavour. A standard data collection methodology would comprise a few steps as data collection, cleaning,...
March 2024
African Journal of Business Management
The failure of farmers' organizations to repay microcredits granted by MFIs: Determining factors in the Cameroonian context
The aim of this article is to analyze and identify the factors that explain the failure of farmers' organizations (FOs) to repay microcredits received from microfinance institutions (MFIs) to finance their projects. Default of a FO is observed when the monthly installment of a loan is partially reimbursed, reimbursed late, or not at all. Through the prism of agency theory, informational asymmetry, and contingency...
March 2024
African Journal of Business Management
Financial literacy and regulated financial services uptake in Uganda: The mediating role of digital platform usage
The study investigates the influence of financial literacy on the uptake of Regulated Financial Services (RFS) among members of Village Saving and Lending Associations (VSLAs) in Uganda, which is currently lower than the global and national goal of universal access. A cross-sectional survey design employing both quantitative and qualitative approaches was utilized. The qualitative aspect validates responses obtained...
March 2024
Journal of Soil Science and Environmental Management
Soil fertility enhancement through conservation agriculture with trees (CAWT) in the arid and semi-arid lands of Eastern Kenya
Arid and semi-arid lands (ASALs) are prone to relatively high vegetation and general environmental degradation including soils. Conservation agriculture with trees presents an opportunity to reduce such degradation and enhance soil characteristics-therefore redressing dryland challenges of low productivity- despite its low adoption. The study assessed the soil physical and chemical properties differences for...
March 2024
Journal of Dryland Agriculture
Effect of extension services delivery on improved potato production in Northern zone of Plateau State, Nigeria
The study examined the effects of extension service delivery on improved potato production in Northern Zone of Plateau State, Nigeria. Four thousand five hundred registered farmers were purposively selected from three local government areas (Barkin Ladi, Jos South, and Riyom) as sample frame. The procedure of sample based on proportion was adopted, and 4% of the total registered farmers were taken as sample size from...
March 2024
African Journal of Biotechnology
Detection of virulence genes and antibiogram of Shiga toxin-producing Escherichia coli O157:H7 from slaughtered cattle and abattoir effluent in Zaria, Nigeria
Shiga toxin-producing Escherichia coli (STEC) O157:H7 is a formidable human pathogen causing food-borne diseases worldwide. The present study investigates virulence genes and determines the antimicrobial characteristics of STEC O157:H7 isolates from faecal and effluent samples at Zaria abattoir in Zaria. PCR assays were used to detect the virulence genes of STEC O157:H7 isolates. The isolates that produced stx genes...
March 2024
African Journal of Biotechnology
Systematic studies on tetra SL hybrid hen technology and rearing for chicken welfare
In Serbia, there are 4 to 6 genotypes of hens used for producing eggs for consumption, including hybrid Tetra SL. The proper rearing of commercial flocks is critical for timely laying, intensity of laying capacity, number of laid eggs, and period of hen usage. The aim of this paper is to analyze the results of rearing the offspring of hybrid Tetra SL, from one-day-old chickens to eighteen-week-olds, with a review of the...
March 2024
African Journal of Biotechnology
Effects of seed coat pigmentation on germination characteristics and antioxidant properties of Argyrolobium uniflorum ((Decne.) Jaub. & Spach) in southern Tunisia
Seeds of Argyrolobium uniflorum (Fabaceae), a spontaneous plant in arid and semi-arid regions of Tunisia, showed a color variability in their seed coats (green, orange, yellow and brown). The influence of the color of seed coat on germination and phytochemical seed composition was evaluated. Germination tests were carried out and the results obtained show that the applied chemical treatment (sulfuric acid) improved...
March 2024
African Journal of Biotechnology
Screening of tuberculosis in highly exposed children in the population of Cameroon central region
Although the treatment for tuberculosis (TB) is available nowadays, it remains a real concern, especially since cases in children are often detected late and underreported. Studies have shown that elevated serum levels of C-reactive protein (CRP) are associated with TB in adults. This study aims to assess the CRP levels among the pediatric cases at Jamot Hospital (Yaoundé) and Meguemessi community in Cameroon....
March 2024
African Journal of Biotechnology
Genetic diversity of Fusarium isolates infecting potato (Solanum tuberosum) and tobacco (Nicotiana tabacum) crops in Zimbabwe
Potato (Solanum tuberosum) and tobacco (Nicotiana tabacum) are important crops that contribute significantly to Zimbabwe’s economic development. However, they are attacked by Fusarium species leading to reduced yields, quality and profitability for farmers. A study was conducted to investigate the diversity of Fusarium spp. causing wilt and rots in both crops in Zimbabwe. Plants displaying symptoms of wilting,...
March 2024
Journal of Computational Biology and Bioinformatics Research
Computational prediction of small molecules targeting Lassa fever drug target using quantitative structure activity relationship (QSAR) and random forest algorithm
Lassa fever, an endemic viral hemorrhagic fever in West Africa, is attributed to the Lassa virus as its causative agent, and this disease has led to the untimely death of many people in the affected areas. At present, the available treatment options for Lassa fever are limited and there is need for new drugs. This study aims to use computational tools to predict the efficacy of small molecules that can target the Lassa...
Page 8 of 1275, showing 50 records out of 63726 total, starting on record 351, ending on 400
