Accelerating Discovery
Academic Journals accelerates the dissemination of knowledge through the publication of high quality research articles using the open access model.
Academic Journals accelerates the dissemination of knowledge through the publication of high quality research articles using the open access model.
Partial purification of invertase from Momordica charantia (bitter melon) by three phase partitioning (TPP) method
June 2019 - Vol 13 Num. 5
The single step three-phase partitioning (TPP) method was evaluated for the purification of invertase from Momordica charantia. Optimum conditions for TPP method, that is, 70% ammonium sulfate saturation, 1:0.5 t-butanol ratio and 30 min incubation time lead to 20.28% efficiency and 10.48 fold partial purification. Total...
Cadmium-induced toxicity and antioxidant enzyme responses in tissues and organs of African catfish (Clarias gariepinus)
June 2019 - Vol 13 Num. 5
Juveniles of Clarias gariepinus were exposed to different concentrations of cadmium chloride for 96 h under laboratory conditions using static bioassays with continuous aeration to determine its mean lethal concentration (LC50), biochemical alterations, bioaccumulation and histological pattern in a sub-lethal toxicity...
A 50-year review on heavy metal pollution in the environment: Bivalves as bio-monitors
June 2019 - Vol 13 Num. 6
There has been a steady increase in the quantity and diversity of discharges that reach aquatic environment, both organic and inorganic, either synthesized or mobilized by man as a result of high population growth and development activities. This has led to the appearance of several types of pollution. Inland and coastal...
Rural households’ access to water resources under climate impacts based on field evidence in Tigray Region, Ethiopia
June 2019 - Vol 13 Num. 6
The climatic condition in Ethiopia is semi-arid and this has implications especially for rural communities in the country that are largely dependent on surface water. In water scarce areas across four districts in the Tigray region, a survey of 595 households was carried out, and two shared dialogue workshops was held. In...
Impacts of soil and water conservation practices on livelihood: The case of watershed in Gambela region, Ethiopia
June 2019 - Vol 13 Num. 6
In this study, multistage sampling technique was used. 132 households were selected out of 2,943 households in three sampled kebeles (the lowest administrative structure in Ethiopia) of Godere Woreda (Woreda is administrative structure above Kebele). Household-based interview, key informants interview (KII) and transect...
Interventions in women with one blocked oviduct, lessons learnt and recommendations: A case report
May 2019 - Vol 9 Num. 2
Women can still conceive naturally or through in vitro fertilization (IVF) with the one oviduct that is properly functioning if only one oviduct is blocked, however, the chances are decreased particularly if the blockage is close to the ovary (hydrosalpinx) because of wash out phenomena and toxic fluid produced by the...
Deforestation impact on ecosystem services in Kamfinsa sub-catchment of Kafue River Basin in Zambia
May 2019 - Vol 11 Num. 4
Forests are important in the lives of local communities as they provide poles for construction, wood fuel for cooking, help reduce soil erosion and provide various foods and medicines due to biodiversity. Most local communities depend on forests in supplementing their livelihoods. At the moment, forests are being lost and...
Spatio-temporal variations in water and sediment parameters of Abule Agege, Abule Eledu, Ogbe, creeks adjoining Lagos Lagoon, Nigeria
May 2019 - Vol 11 Num. 4
Lagos lagoon is known to be highly contaminated due to the increase in human population, industries and influx of contaminants from adjoining creeks. The degree of this contamination can be affected by the seasonal variations in time and space. The spatio-temporal variations in the hydrochemistry and sediments parameters...
Challenges and contributions of informal finance to the livelihoods of rural households in Gamo Gofa Zone, Ethiopia
May 2019 - Vol 11 Num. 5
This study was to identify challenges and contribution of informal financial services on rural households’ livelihood in selected Woredas of Gamo Gofa Zone. A multistage sampling technique was employed. Primary data on households’ motives, challenges and contribution of informal financial services were...
Climate change, food insecurity and household adaptation mechanisms in Amaro Ward, Southern Region of Ethiopia
May 2019 - Vol 11 Num. 5
Climate change poses an increasing risk to the agricultural sector and the dynamics that underpin food security. It is one of the main driving forces of the current food insecurity problem in Ethiopia and in Amaro ward in particular. The objectives of this study were to: Examine the current household food security...
Comparative analysis of risks and returns on residential property sub-market in Lagos: Case study of 1004 Estate
May 2019 - Vol 6 Num. 2
The study appraised the viability of investing in residential real estate submarket in Lagos State, using the apartments in 1004 Estate as case study with a view to providing a guide for investors and portfolio managers on investment decision-making in Lagos. Lagos, a mega city being a point of attraction to real estate...
Can there be an African logic?
May 2019 - Vol 7 Num. 2
Since the myriads of questions and keen debates concerning the existence or otherwise of African philosophy have been defused and now become obsolete, some thinkers are poised to argue for contextual or African peculiar perspective of the various branches of philosophy, including logic. The preoccupation in this study is...
African systems of thought: Whether they fit scientific knowledge
May 2019 - Vol 7 Num. 2
This paper aims to show that in Africa there are thought systems that can have equivalent value with the scientific practices in the Western paradigmal system though it is not itself paradigmal. The Western thought system by its nature is exclusive for other traditions of scientific practice by its claim that science is...
Spatial distribution and operations of petrol stations in the Kassena-Nankana district (Ghana) and associated health and safety hazards
May 2019 - Vol 11 Num. 5
This study was conducted in Paga to assess the spatial distribution and operations of petrol stations and the associated health and safety hazards. Coordinates of the stations and the distances between them and the nearest residences were elicited and analysed using a GPS and ArcGIS software. Distances between fuel...
Diversity and floristic composition of rural and sub-urban home garden in Wadera district of Oromia region, Ethiopia
May 2019 - Vol 11 Num. 5
This study was conducted in Wadera district of Oromia region in Ethiopia, with the objective of quantifying the diversity and floristic composition of home garden agroforestry systems. A stratified random sampling design was used to select 132 sample home gardens and a detailed inspection was conducted on diversity and...
Phytosociological survey of environmental park in Antonio Danubio municipality of Ananindeua, Para, Brazil
May 2019 - Vol 11 Num. 5
This article reports the floristic and phytosociology of a solid ground forest, located in the Environmental Park Antonio Danubio Lourenço da Silva, municipality of Ananindeua, Pará, Brazil. The inventory of 1 ha considered individuals with diameter at breast height (DBH) ≥ 10 cm, allocated twenty plots...
Schoolchildren as informants about bushmeat consumption in Western Serengeti, Tanzania
May 2019 - Vol 11 Num. 5
Bushmeat contributes to household food security in Western Serengeti, particularly for low-income families who are unable to afford more expensive meat sources. However, as the human population grows, bushmeat demand is increasingly unsustainable. Formulating effective policies to reduce illegal bushmeat hunting in...
Expectation – performance of internal auditors: Examining views from Ghana
May 2019 - Vol 11 Num. 5
The study examines the audit expectation-performance gap from the standpoint of the internal audit function from the perspective of a developing economy. It evaluates the audit expectation-performance gap from the perspective of internal audit with the view to providing useful insights, interesting dimensions and...
Effect of tax incentives on the growth of small and medium-sized enterprises (SMEs) in Rwanda: A case study of SMEs in Nyarugenge district
May 2019 - Vol 11 Num. 5
The study analyzes the effect of tax incentive on the growth of small and medium-sized enterprises (SMEs) in Rwanda taking SMEs in Nyarugenge as a case study. Qualitative and quantitative research approach was adopted. The population includes 49000 SMEs from agricultural, industrial, services and tourism sectors operating...
Immunomodulatory effects of cement in exposed workers
May 2019 - Vol 13 Num. 4
This study was conducted to assess the immunomodulatory potentials [immunoglobulin E (IgE), interferon-gamma (IFN-γ) and tumor necrosis factor-alpha (TNF-α)] of cement dust in individuals occupationally exposed to cement. Potentials of cement particles to modulate immune responses have not been documented in...
