Browsing Open Access Journals by Title
Now showing items 59-78 of 831
-
Aromatic Bromination in Concentrated Nitric Acid
(Scientific Research, 2014-04)Action of bromine in concentrated nitric acid allows carrying out mono- and polybromination of moderately deactivated aromatic compounds. 4-Chloronitrobenzene and isophthalic acid turnes into 3-bromo-4-chloronitrobenzene ... -
Aromatic Plants as a Source of Bioactive Compounds
(2012)Aromatic plants, also known as herbs and spices, have been used since antiquity as folk medicine and as preservatives in foods. The best known aromatic plants, such as oregano, rosemary, sage, anise, basil, etc., originate ... -
Artificial Neural Network (ANN) and regression model for predicting the Albumin to Globulin (A/G) ratio in a serum protein electrophoresis test
(African Journal of Biological Sciences, 2019-07-08)Multiple myeloma affects the several parts of bodies such as the spine, skull, pelvis and ribs. The cause of multiple myeloma is not known properly. The poor prognoses is associated with most cancers creates a sense of ... -
Assessment of body size and catch per unit effort of Nile perch (Lates Niloticus) caught using different fishing gears at Magu district in Lake Victoria, Tanzania
(African Science Publications, 2020-10-05)This study was conducted to assess body size distribution and Catch Per Unit Effort (CPUE) of Nile perch (Lates cf. niloticus) captured using three common fishing gears at Magu district in Tanzania. Three landing sites ... -
Assessment of Heavy Metals Immobilization in Artificially Contaminated Soils Using Some Local Amendments
(Scientific Research, 2013-07)Three alluvial soil samples with different textures were artificially polluted with chloride solutions of Cd, Pb, Co and chromate solution for Cr. The aqua-regia extracted concentration ranges in the artificially polluted ... -
Assessment of Long-Term Compost Application on Physical, Chemical, and Biological Properties, as Well as Fertility, of Soil in a Field Subjected to Double Cropping
(Scientific Research, 2016-01)The aim of this article was to assess the influence of long-term application of compost on the physical, chemical, and biological properties, as well as the fertility, of soil in a field subjected to double cropping ... -
Assessment of performance of wastewater stabilization ponds using faecal indicator bacteria reduction efficiency in a tropical environment
(African Science Publications, 2021-04-05)Egerton University (EU) uses Wastewater Stabilization Ponds (WSPs) for wastewater treatment. An adjoining wetland with gravel bed substrate and freesurface flow meant to polish discharge before releasing into River Njoro ... -
Assessment of the Left Ventricle Wall Motion Using Tagged Magnetic Resonance Imaging Data (tMRI)
(Scientific Research, 2015-11)In this paper, the Radial Strain (RS) and Strain Rate (SR) was calculated using tagged MRI (tMRI) data. Using tagged magnetic resonance imaging (tMRI), the left ventricle short axis of five healthy adults (three men and ... -
Assessment of vessel and fiber characteristics of Blighia sapida Konig. and Lecaniodiscus cupanoides Planch ex Benth. growing in rainforest and derived savanna areas of Edo state, Nigeria
(African Journal of Biological Sciences, 2020-04-06)This study was carried out to assess the vessel and fiber dimensions and characteristics of Blighia sapida Konig. and Lecaniodiscus cupanoides Planch ex Benth. growing in the rainforest and derived savanna regions of Edo ... -
Association of XbaI GLUT1 Polymorphism with Susceptibility to Type 2 Diabetes Mellitus and Diabetic Nephropathy
(Scientific Research Publishing, 2016-03)Objectives: Diabetic nephropathy (DN) is one of the chronic microangiopathic complications of type 2 diabetes (T2DM) and has become the most frequent cause of end-stage renal disease. The XbaI polymorphism in the glucose ... -
Atherosclerotic Descending Aortic Aneurysms. Pros and Cons of Surgery
(Scientific Research, 2015-09)Within the last few years, there has been a strong trend to rethink the issue of management of atherosclerotic descending thoracic and abdominal aortic aneurysms (AAAs). When etiopathogenetic associations among changes ... -
The ATPase activity of molecular chaperone HSP60 is inhibited by immunosuppressant mizoribine
(Scientific Research Publishing, 2012-04)The molecular chaperone HSP60 is a chaperonin homolog of GroEL. We had previously shown that the immunosuppressant mizoribine is bound directly to HSP60 and inhibited its chaperone activity. However, the inhibitory mechanisms ... -
Autophagic processes of normal and malignant metabolic pathways
(African Journal of Biological Sciences, 2019-07-08)Autophagy is a cellular process that maintains the homeostasis of the normal cell, but autophagic dysfunction is associated with human diseases, such as cancer. In normal cells, the initial signal to form auto-phagosomes ... -
Azido-meta-hemipinic Acid: An "Introverted" Acid?
(2018-02)Biocomposite materials consisting of Poly-L-Lactic-Co-Glycolic Acid (PLGA) and Hydroxyapatite (HA) were synthesized and mechanical properties have been observed by carrying out the fatigue test, for which accelerated tests ... -
Back to baselines: measuring change and sharing data
(BioMed Central, 2014)International research for development is under increasing pressure to demonstrate development outcomes that enhance people’s food security and well-being while preserving the natural resource base. The CGIAR Research Programme ... -
Bacteriological quality of kunu-zaki sold on the streets of owerri metropolis, Nigeria
(African Journal of Biological Sciences, 2019-01-16)Kunu-zaki is a nourishing non-alcoholic beverage widely consumed in Nigeria. There is no standardized method for its preparation thus production practices differ amongst retailers. This study was undertaken to evaluate the ... -
Balancing Scales of Language Injustice
(Scientific Research, 2015-01)This paper addresses the ways in which our everyday usage of the common phrase “people of color” perpetuates a basic inequality in language use. A suggestion to eliminate inequality in teaching is proposed. -
Bandwidth Enhancement and Size Reduction of Microstrip Patch Antenna by Magnetoinductive Waveguide Loading
(Scientific Research Publishing, 2011-01)A planar magnetoinductive (MI) waveguide loaded rectangular microstrip patch antenna is presented and discussed. The MI waveguide consists of two planar metamaterial split squared ring resonators (SSRRs) placed in between ... -
Bank Capitalisation and Stock Market Liquidity: Assessing the Evidence
(Scientific Research, 2017-10)This paper provides both theoretical and empirical evidence for assessing the relationship between bank capitalisation and stock market liquidity. It estimates a bivariate VAR-GARCH (1.1) model to examine the linkage ... -
Based on Adaptive Backstepping Error Control for Permanent Magnet Synchronous Motor
(Scientific Research Publishing, 2016-05)Permanent Magnet Synchronous Motor (PMSM) displays chaotic phenomenon when PMSM in power on or power off. At present, there are many methods to control chaos in PMSM. However, there appears oscillation in course of control ...