Articles
Page 3 of 1282, showing 50 records out of 64066 total, starting on record 101, ending on 150
Journal of Medicinal Plants Research
Light quality influences trans-resveratrol content and antioxidant potential of calluses of Arachis repens Handro
May, 2025
The present investigation assessed the effect of different wavelengths on the resveratrol content and antioxidant properties of calluses of Arachis repens (peanut grass), a species used as forage, ground cover, and ornamental. Callogenesis was achieved from stem explants excised from in vitro plants and cultured on solidified medium supplemented with thidiazuron under white, red, blue, or blue-red light-emitting diodes...
Journal of Medicinal Plants Research
Chemical constituents, antioxidant and antidiabetic activities of Cameroonian brown propolis sample
May, 2025
The n-hexane, ethyl acetate and methanol extracts of propolis were studied and yielded seven compounds which were characterized as 1-methyloctyl-1,8-didodecanoate (1), lupeol (2), lupenone (3), 12-dien-3-one (4), 3-oxo-11α-hydroxy-olean-12-ene (5), 12-oleanene-3,11-dione (6) and 3-oxofriedelan-28-al (7) using 1D and 2D NMR spectroscopic techniques. Compound 1 is new, while compounds 4, 5, 6 and 7 were isolated...
Journal of Medicinal Plants Research
Ethnobotanical study of medicinal plants used to treat human and livestock diseases in Melega district, Sidama Regional State, Ethiopia
May, 2025
This research was carried out to identify and document medicinal plants used by the people in Melga district of Sidama regional state for the treatment of both human and livestock ailments. The study employed both quantitative and qualitative methods. Data were gathered through semi structured-interviews, field observations, market survey and focus group discussions. For the interview a total 120 knowledgeable...
Journal of Dryland Agriculture
Effect of sorghum plant haylage supplemented with concentrates on growth performance and meat quality of West African dwarf bucks
May 2025
This study evaluates the chemical composition of sorghum haylage and its supplementation with concentrates, assessing the impact on the growth performance and meat quality of West African Dwarf (WAD) bucks. Forty WAD bucks with an initial body weight range of 15.5 ± 2.3 kg were used in a completely randomized design. They were allocated into four treatment groups, each receiving varying levels of concentrate...
Journal of Dryland Agriculture
Allellopathy as trait of invasiveness of Sorghum halepense L. (Pers) on germination and establishment of weedy grass species (Rotteboellia cochinchinensis, Eleusine indica (L) and Ipomoea purpurea)
May 2025
Biology of alien plants contributes to invasiveness of both natural and agrarian ecosystems. Bio-assay experiments were set up at Bindura University of Science Education, Zimbabwe, to evaluate allelopathy as traits of invasiveness of Sorghum halepense L. (Pers) on germination and establishment of grass species. The results indicated that germination rate, growth rate and dry matter accumulation was highly affected by S....
African Journal of Biotechnology
Drug resistance profiles and genetic diversity of Mycobacterium tuberculosis complex isolates from pulmonary tuberculosis patients co-infected with HIV and Helminths at Jamot Hospital in Yaoundé, Cameroon
May 2025
Tuberculosis (TB) remains a substantial public health problem due to co-infections, drug resistance, and the genetic diversity of Mycobacterium tuberculosis complex (MTBC). This study sought to evaluate drug resistance and genetic diversity of MTBC isolates from pulmonary TB patients co-infected with HIV and helminths at Jamot Hospital in Yaoundé, Cameroon. A cross-sectional design included 263 smear-positive...
African Journal of Biotechnology
Genetic diversity of isolates of swollen shoot-badnavirus detected in tolerant and sensitive cocoa trees (Theobroma cacao L.) in Côte d'Ivoire
May 2025
Cocoa swollen shoot virus disease (CSSD-badnavirus) is one of the major diseases responsible for the destruction of cocoa plantations. The objective of this study was to determine the genetic diversity of swollen shoot viruses detected in potentially tolerant and sensitive cocoa trees. Scions taken from 320 cocoa accessions established in seven CSSD-badnavirus-infected regions of Côte d'Ivoire were grafted...
African Journal of Biotechnology
Co-infections HIV-HBV and COVID-19: Frequencies, toxicity (liver and kidney) in pulmonary tuberculosis patients at Jamot Hospital in Yaoundé, Cameroon
May 2025
Liver and kidney toxicities are major concerns in tuberculosis (TB) patients due to drug treatments. This study investigated the frequencies and toxicities of HIV, Hepatitis B Virus (HBV), and COVID-19 co-infections in pulmonary TB patients. A prospective cohort study (September 2022-December 2023) at Jamot Hospital, Yaoundé, included 300 TB patients with sputum, blood, and nasopharyngeal samples collected....
African Journal of Biotechnology
Biodiversity and food security in Mali: The role of molecular surveillance in the detection of GMOS
May 2025
Mali though rich in agricultural resources, imports a significant portion of its food to meet the needs of its growing population. These foods, sourced from various countries, may include genetically modified organisms (GMOs), whose distribution is subject to strict regulations. The Cartagena Protocol, ratified by Mali, mandates rigorous monitoring of GMO circulation to avoid risks to biodiversity and human health. In...
Journal of Media and Communication Studies
Grounded theory method and media research
April-June 2025
The grounded theory method (GTM) occupies a grey area within the discussion on the method in social research. On the one hand, the proponents of the quantitative methods do not agree on the call for more reflexive theories on the data, there is the qualitative pressure to be more reflexive on others. The GTM has evolved over the years, responding to such an array of critics of its claims of a unique methodological...
Journal of Media and Communication Studies
Exploring the integration of AI and technology-based learning in higher education in Nigeria
April-June 2025
Technology is an important tool in academics, used as digital tools, resources, and innovative methods to enhance teaching, learning, and assessment processes, ultimately leading to improved student outcomes, increased engagement, and personalised education experience. By leveraging technology such as artificial intelligence (AI), educators can create a more effective, efficient, and student-centered learning...
Journal of Diabetes and Endocrinology
Understanding diabetes prevalence in the United States of America: A geospatial and socioeconomic perspective
January-June 2025
Diabetes is a major public health concern in the United States, with its prevalence influenced by a combination of socioeconomic, environmental, and behavioral factors. This study examines the spatial distribution of adult diabetes prevalence at the county level across the U.S., using geospatial and statistical analysis to identify high-risk areas and the underlying determinants of the disease. Utilizing data from the...
African Journal of Environmental Science and Technology
Design articulation of open spaces in metropolitan Lagos, Nigeria
May 2025
The study discusses the concept of universal design, which emphasizes creating spaces accessible to all, irrespective of abilities or disabilities. However, in metropolitan Lagos, Nigeria, numerous public open spaces pose challenges for physically challenged individuals due to inadequacies in design solutions. This deficiency hampers their participation in public activities. The study focuses on devising lasting design...
African Journal of Environmental Science and Technology
Systematic review on ethics of landscape design practice in the built environment
May 2025
This study explores the ethics of landscape design within the built environment, emphasizing the importance of creating spaces that are equitable, sustainable, and culturally sensitive. Ethical considerations in landscape architecture primarily focus on social justice, environmental stewardship, and cultural integration—key elements for developing urban spaces that are not only visually appealing but also...
African Journal of Environmental Science and Technology
Use of bacteria with PGPR activity to improve tomato growth and yield of tomato plants
May 2025
Tomato (Lycopersicon esculentum Mill.) cultivation in Mali is confronted with multiple constraints of various kinds that greatly reduce yields. These include nutrient deficiencies (N, K, and P) in agricultural soils, inadequate supply of nutrients, and multiple insect and disease damage that can destroy up to 100% of production. A possible and proposed solution that has already proved its worth worldwide is the use of...
International Journal of Biodiversity and Conservation
Human disturbances on the richness, diversity, and dominance of tree species regeneration: A case study of Gidabwanja Forest Reserve in Hanang’ District, Manyara region, Tanzania
April-June 2025
Tropical forests are acknowledged for their significant wealth essential to the well-being of people of the world. The study was done at Gidabwanja Forest Reserve (GFR) in 2022 to assess the human disturbance on tree species regeneration diversity and dominance. The 10 m × 20 m were set to assess trees with DBH (cm) ≥ 5 cm; 2 m × 5 m nested plots for saplings and poles, and 1 m × 1 m for seedlings....
African Journal of Pharmacy and Pharmacology
Immunomodulatory and anti-inflammatory properties of the hydroethanolic extract of Vernonia glaberrima
May 2025
V. glaberrima is employed in Togolese traditional medicine for the treatment of several ailments. The present study seeks to evaluate the anti-inflammatory and immunomodulatory effects of the hydroethanolic extract of V. glaberrima. In vitro anti-inflammatory properties were tested using membrane stabilization and protein denaturation assays. In cyclophosphamide-immunosuppressed rats, the extract's immunomodulatory...
African Journal of Business Management
Supplier credit, COVID-19 health crisis, and company performance: Evidence from Cameroonian small and medium-sized enterprises (SMEs)
May 2025
The aim of this article is twofold. On the one hand, it analyzes the relationship between supplier credit and the performance of Cameroonian small and medium-sized enterprises (SMEs), and on the other, the moderating effect of the impact of COVID-19 on the intensity of this relationship. The data required to conduct the study were collected by questionnaire in August and September 2020 from 245 SME promoters in...
International Journal of Psychology and Counselling
Fostering inclusivity through Ubuntu philosophy: A culturally relevant approach to Nigerian youth mental health counseling
April-June 2025
The underutilization of mental health services among Nigerian youth underscores the significant influence of cultural beliefs on psychological well-being. In Nigeria, youth mental health is primarily managed within family and community structures, where parents and significant others provide emotional and psychological support grounded in culturally-based approaches. Many caregivers prefer traditional healing systems...
International Journal of Genetics and Molecular Biology
Utility of GeneXpert in diagnosis of tuberculosis among HIV infected adults attended OMACU Centre, Omdurman, Sudan, 2022
January-June 2025
Tuberculosis (TB) and human immunodeficiency virus/acquired immune deficiency syndrome constitute the main burden of infectious diseases in resource-limited countries. Rapid tuberculosis diagnostic testing with GeneXpert in all HIV-positive inpatients in high-burden settings might be more appropriate than conventional methods. This study aims to assess the utility of GeneXpert in the diagnosis of TB in HIV-infected...
African Journal of Microbiology Research
Antimicrobial resistance of clinical and environmental klebsiella pneumoniae isolates in selected areas of Lusaka, Zambia
May 2025
Klebsiella pneumoniae causes community / nosocomial infections in humans. In animals it causes mastitis, resulting in low milk productions and deaths. There is emerging, increase, progressive spread of AMR strains in healthcare settings. This poses public health risk and drain on national financial resources. A cross-sectional study was conducted from July 2019 to January 2021 to evaluate clinical /...
African Journal of Microbiology Research
Assessment of microbial contamination in home-produced wagashi, a traditional cheese from Kozah municipalities in Togo
May 2025
The traditional cheese, wagashi, widely consumed in Togo, was evaluated for its microbiological quality to assess the level of contamination and associated health risks. A total of 24 samples, randomly collected from various local producers in the municipalities of Kozah 1, 2, 3, and 4, were submitted to microbiological analyses in triplicate to ensure accuracy and reliability, using standard microbiological methods....
African Journal of Microbiology Research
Assessment of antibiotic abuse among patients visiting out-patient department in a teaching hospital in Ghana
May 2025
Antibiotic abuse and the emergency of its resistance is a public health concern globally. This has resulted in protracted hospitalization, increased medical costs, and mortality. Self-medication, poor knowledge of antibiotics use and lack of enforcement of regulatory policies on their sale have been reported as a major conduit necessitating abuse by patients prior to visiting healthcare facilities in many developing...
African Journal of Microbiology Research
Characterization and pathological studies on Curvularia eragrostidis, the causal agent of Curvularia leaf spot disease of white yam in Ghana
May 2025
Yam leaf spotting diseases are important diseases of yam in the tropics. Mitigation strategies for these diseases are hindered by concerns regarding the variability of the causal agents. This needs to be studied for sustainable management strategies to be developed and employed in seed yam production. In this study, the identities, pathogenicity, and virulence of Curvularia isolates associated with Curvularia leaf spot...
African Journal of Agricultural Research
Diversity of fruit flies (Diptera: Tephritidae) attacking Psidium guajava L. (Myrtaceae) in two agro-ecological zones of Northern Cameroon
May, 2025
Guava (Psidium guajava L.), a fruit of high nutritional and economic value, is highly susceptible to infestation by tephritid fruit flies (Diptera), posing a significant threat to its production. To address this issue, a biodiversity study was conducted during two fruiting guava season (2020 – 2021), in six orchards located in two agro-ecological zones of Cameroon: the Sudano-Sahelian Savannah and the High Guinea...
African Journal of Agricultural Research
Generation and characterization of doubled haploids maize (Zea mays L.) in sub-Saharan Africa
May, 2025
Doubled haploid (DH) inbred lines are an invaluable technology for maize genetics and hybrid breeding. However, in sub-Saharan Africa (SSA), the use of double haploid technology in maize breeding is uncommon, despite its potential to improve the development of new maize varieties. This research, conducted at the Farako-Bâ research station of the Institute of Environment and Agricultural Research (INERA) in Burkina...
African Journal of Agricultural Research
Screening for stem rust (Puccinia graminis f.sp. tritici) resistance in selected wheat (Triticum aestivum L.) lines
May, 2025
Stem rust, caused by Puccinia graminis f.sp. tritici (Pgt), is a major threat to wheat (Triticum aestivum L.) production due to increased susceptibility. This study aimed to identify wheat lines in the 16th Stem Rust Resistance Screening Nursery (SRRSN) with seedling and adult plant resistance (APR) to wheat stem rust. A two-season field experiment was conducted at (KALRO) Njoro using a 12×12 partially balanced...
African Journal of Agricultural Research
Pathogenicity test of four fungi pathogens responsible for cabbages (Brassica oleracea L.) diseases and their in-vitro control using medicinal plants and medicinal mushroom extracts in the Western highlands of Cameroon
May, 2025
Diseased cabbages are known for post-harvest and financial losses for farmers. The study evaluated the pathogenicity of the fungi species identified from diseased cabbages and in-vitro control using biological control. For the pathogenicity test, soil was sterilized and 100 cabbages planted in polythene bags. After 65 days of growth, healthy cabbages were infused with 105 spores in 1 miles of glucose solution per...
African Journal of Agricultural Research
Control of endophytic fungi in the micropropagation of caçari (Myrciaria dubia (Kunth) McVaugh)
May, 2025
The micropropagation of camu-camu (Myrciaria dubia) is frequently compromised by endogenous fungal contamination, requiring effective fungicides for explant disinfection. This study evaluated the efficiency of systemic fungicides (strobilurins, triazoles, benzimidazoles, phenylpyridinamines, and aromatic hydrocarbons) in controlling 20 endophytic fungal isolates associated with camu-camu, through two stages: (1) in...
African Journal of Agricultural Research
Inventory of different fungi in quinoa seed samples and investigation of control methods in Burkina Faso
May, 2025
This study investigated quinoa's susceptibility to fungal diseases in Burkina Faso, identifying pathogens and assessing management strategies. Researchers used naturally infested seeds, seeds treated with essential oils and chemical fungicides, and seedlings, employing a blotting paper method with a completely randomized design (16 replicates per treatment) to identify fungal species based on their...
African Journal of Food Science
Production of biodegradable plastic films using starch extracted from cassava tubers modified with natural clay
May 2025
In this study, biodegradable plastic films were produced using starch extracted from cassava tubers via a wet milling process. The films were developed using casting techniques, and their properties were enhanced by the incorporation of natural clay. The proximate composition of the starch, including dry matter content, starch yield, moisture content, pH, ash content, protein, amylose, and amylopectin, was analyzed...
African Journal of Food Science
A review of the microbial quality of locally processed fruits and vegetables: Implications for food safety in Ghana
May 2025
Driven by consumer demand for convenience, minimally processed foods (MPFs) are increasingly consumed in Ghana. However, maintaining their freshness, nutrition, and safety is crucial. This review examines the safety and quality of MPFs, focusing on fresh-cut fruit, fruit juice, and vegetables. Ghana’s diverse food industry, ranging from street vendors to larger businesses, presents unique challenges in food...
African Journal of Food Science
Impact of bushmeat consumption on health risk management in Southern Benin
May 2025
The consumption of bushmeat has been linked to several socioeconomic factors. This study examines bushmeat consumers in southern Benin, including their motivations, health risks, and groups. In the Littoral, Atlantique, and Zou districts, 373 people were surveyed. The data were analyzed with R 4.0.2 and SAS 2013 software, and as a result, 74.3% reported consuming bushmeat. Few hunters and transformers were in Group 1,...
Journal of Public Health and Epidemiology
Exploring High-Risk Behavioral Factors Associated with Zoonotic Diseases: Perspectives from Urban and Rural Communities of Moshi, North-Eastern Tanzania
April-June 2025
Zoonotic diseases are a major global public health concern, especially in regions with frequent human-animal interactions. This study investigated high-risk behavioral factors that increase disease transmission from animals to humans in rural and urban settings in Moshi Districts. A community-based cross-sectional study was conducted among 741 participants. Data were analyzed using descriptive statistics and...
International Journal of Sociology and Anthropology
Urbanization of Tchaman spaces and the structuring of seniors' social roles in Abidjan, Ivory Coast
April-June 2025
This study examines the structuring of seniors' social roles in Tchaman spaces, exploring how these roles are affected by changes linked to the urbanization of Tchaman neighborhoods in Abidjan. Using a qualitative approach, semi-directive interviews were conducted over a two-month period (July 13 to September 15, 2023) in nine villages, involving 24 individuals aged 60 and above, eight younger-generation actors, and...
International Journal of Sociology and Anthropology
The importance of self-concept and how it relates to street children
April-June 2025
This research tried to determine whether there is a correlation between self-concept and street children. It further investigated whether a good self-concept could assist these children and modify their behavior. It is an undisputed fact that many street children are marginalized, ostracized, and discriminated against and has very low self-esteem. Most of them who live in metropolitan cities are young boys who have...
Journal of African Studies and Development
Questioning Uganda’s refugee policy framework: Eighty years in review
April-June 2025
The paper discusses the applicable international, regional, and domestic legal and policy frameworks for refugee protection in Uganda. It analyses human and specific refugee rights instruments from the aspects of the normative content, assesses the drivers of such policy frameworks, and evaluates their implementation and impact on the rights of refugees in selected host communities in Uganda. Drawing on the travaux...
Journal of Development and Agricultural Economics
Determinants of crop insurance uptake: Insights and implications
April-June 2025
Agriculture in Tanzania is considerably impacted by climate variability. Despite the potential of crop insurance as a risk management tool, its adoption remains low among smallholder farmers. This paper aimed to identify socio-economic and farming characteristics that influence insurance participation. Data were collected for 384 farmers and analyzed using statistical methods, supplemented by key informant interviews to...
Journal of Toxicology and Environmental Health Sciences
Banned pesticide: Poisoning in three siblings living in a rural area of Côte d'Ivoire, West Africa
January-June 2025
Occupational or intentional poisonings involving organophosphate pesticides are common in agricultural areas in Côte d'Ivoire. However, few cases of domestic unintentional acute pesticide poisoning (UAPP) involving banned pesticides and causing the death of several children from the same family have been reported. The aim of this report was to describe the circumstances of the poisoning, the profile of the...
Journal of Soil Science and Environmental Management
Effects of combined bamboo biochar and manure on soil fertility in China
April-June, 2025
Incubation and column leaching experiments were conducted to evaluate the effects of bamboo biochar (BBC) (0-1.0% wt/wt) combined with manure fertilizer on sandy soil. The results demonstrated that BBC enhanced microbial biomass, enzyme activity, and carbon substrate utilization. Compared to the control, the addition of 1.0% BBC reduced cumulative leaching losses of total organic carbon, total nitrogen, and total...
International Journal of Fisheries and Aquaculture
A survey of fish farming activities in Gwagwalada Area Council, Abuja, Nigeria
January-June 2025
Aquaculture production contributes less than thirty percent of the fish consumed in Nigeria, thus, increased aquaculture is vital to Nigeria’s fish food supply and security. To investigate the aquaculture sector in Gwagwalada Area Council, Abuja, Nigeria, a structured questionnaire was used to gather primary data from one hundred and seventy (170) fish farms. Results showed that intensive, monoculture of the...
Journal of Parasitology and Vector Biology
Seroprevalence and molecular characterization of Toxoplasma gondii among patients at the Pasteur Institute of Côte d’Ivoire
January-June 2025
Toxoplasmosis, a zoonosis caused by Toxoplasma gondii, represents an emerging threat to global public health. Serological tests are the primary methods for the routine diagnosis of toxoplasmosis. Tests may fail to detect specific anti-toxoplasma antibodies during the early phase of the infection and during T. gondii infection in immuno-compromised patients. This is why it is useful to combine serology with molecular...
Journal of Parasitology and Vector Biology
Evaluation of knowledges and experiences of female genital schistosomiasis among healthcare workers in gynecology services in Abidjan, Côte d’Ivoire
January-June 2025
Female genital schistosomiasis (FGS), a serious clinical form of urinary schistosomiasis, is widespread in sub-Saharan Africa but little-known in Côte d'Ivoire. The objective of this study was to assess practitioners' knowledge and experience of FGS in Abidjan. Data were collected using a questionnaire from March to October 2024 in healthcare centers in Abidjan among 281 healthcare workers in gynecology...
Journal of Medical Laboratory and Diagnosis
First report of urinary tract infections with multidrug resistant Alcaligenes faecalis and Staphylococcus cohnii in Enugu State, Nigeria
January-June 2025
Currently, many medical microbiology laboratories in Nigeria do not identify bacteria to the genotypic level, resulting in cases of missed diagnosis and incorrect identification of uncommon pathogenic microorganisms. This, in turn, affects the choice of treatment for infections caused by these bacteria. This study aimed to characterize rare uropathogens using phenotypic techniques and identify them using molecular...
Journal of Plant Breeding and Crop Science
Root characterization of wheat using basket method
April-June 2025
Root architecture significantly impacts crop performance, yet research in this area is limited. This study evaluated 50 bread wheat genotypes, comprising 49 CIMMYT lines and local check Gautam, for root and shoot traits at the seedling stage. The study was conducted at Agriculture and Forestry University's research farm in Rampur during the 2016/2017 wheat season. The results revealed substantial differences in root...
Journal of Evolutionary Biology Research
Biological evolution cybernetics vs. neutral mutation: Random drift hypothesis
January-June 2025
The neutral mutation-random drift hypothesis cannot explain biological evolution, particularly in the relationship between evolution at the molecular level and phenotype, adaptability, and evolution. Gene random drift cannot be the driving force of biological evolution but exists as polymorphic types in the population and becomes a source of automatic regulation. Biological evolution is neither governed by random...
African Journal of Environmental Science and Technology
Optimization of biogas production from potato peels and fish waste using MATLAB
April 2025
This study explores biogas production from potato peels and fish waste using anaerobic digestion, combining mathematical modeling, experimental analysis, and computational optimization. A Monod kinetics-based model was developed to describe substrate utilization, microbial growth, and biogas production, incorporating variables like temperature and pH. MATLAB simulations validated the model against experimental data from...
Journal of Veterinary Medicine and Animal Health
Effects of piroxicam on ketamine anaesthesia in West African Dwarf goats (Capra hircus)
April-June 2025
Ketamine produces an agitated state of anaesthesia when given alone, thus a pre-anaesthetic medication is very vital for smooth anaesthesia with ketamine. Piroxicam has been recorded to produce sedation. Thus piroxicam co-administered with ketamine was aimed to nullify the cataleptic effect of ketamine. Thirty West African Dwarf goats, grouped into five groups of six animals each, were used for the experiment. Group I...
Journal of Public Health and Epidemiology
Awareness and knowledge of sexually transmissible infections (STIs) among secondary school students in Bamenda I sub-Division, Cameroon
April-June 2025
The increasing incidence of sexually transmitted infections (STIs) among adolescents in Cameroon, coupled with the decreasing age of sexual initiation, underscores the importance of introducing sexual education at home and in schools as early as possible. This study aimed to assess the awareness and knowledge of STIs among adolescent students in Bamenda I Sub-Division to improve STI education for young people. A...
International Journal of Sociology and Anthropology
Labour voices in the tea plantations: An analysis of trade union practices in Bangladesh’s tea industry
April-June 2025
The tea industry in Bangladesh has long been marked by harsh labor conditions, with workers struggling under low wages, poor housing, and limited access to social security. Trade unions have intervened to advocate for workers' rights, but their impact is often debated. This study examines the role of these unions in representing tea plantation workers, focusing on their organization, strategies, and challenges....
Page 3 of 1282, showing 50 records out of 64066 total, starting on record 101, ending on 150
