Browsing Open Access Journals by Title
Now showing items 92-111 of 831
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Bioremediation of heavy metal ions from contaminated soil and water by microbes: A review
(African Science Publications, 2021-04-05)Scientists all over the world are working tirelessly on the management of environmental toxicants and their control over the past two decades due to their injurious effects on plants, animals, and humans. These calcitrants ... -
Borders by Proxy, Europe’s Aggressive Border Restrictions and the Perils of Young African Migrants
(Scientific Research, 2015-04)The intrinsic challenges in the intersection of international laws and codes of praxis with respect to the operation of EU states’ border officials towards migrant individuals, to be specific, migrant African youth, is ... -
Bovine trypanosomiasis and vectors in Lom and Djerem Division of East-Cameroon
(African Science Publications, 2020-07-09)Bovine trypanosomiasis is a major threat to the livestock sector of Cameroon. The main objective of this study was to determine the prevalence of bovine trypanosomes and vectors in the SODEPA Ranch of Ndokayo. A cross ... -
Bradyarrythmias: A Study of Anthropometric, Demographic and Comorbidity Profiles in an African Population
(Scientific Research, 2013-11)Background: Bradyarrhythmias are a group of cardiac rhythm disorders that are characterized by bradycardia and they are cosmopolitan in distribution. Their demographic, anthropometric and comorbidity attributes are yet ... -
Breeding of NHase hyper-producing Rhodococcus ruber strain LUV30-06 and verification of mutants by RAPD
(Scientific Research Publishing, 2013-04)A nitrile hydratase (NHase) hyper-producing Rhodococcus ruber strain LUV30-06 was bred by mutagenization on the starting strain CGMCC3090 with ultraviolet irradiation and lithium chloride. The NHase activity of the strain ... -
Bubble Formation in Helicoidal DNA Molecules
(2016-11)Wave interaction is addressed the framework of the helicoidal Peyrard-Bishop model of DNA. The model is first reduced to a set of coupled nonlinear Schrodinger equations via the multiple scale expansion. Modulational ... -
Burnout as Alienation in the Counselling Field: The Descent from Homo-Faber to Homo-Economous
(Scientific Research Publishing, 2016-04-08)The concepts burnout and alienation are routinely connected in a linear unproblematic trajectory (Tomei et al., 2011) perpetuating more of an ideological conflation than providing any insight into either concept. This ... -
Can Reputation Ensure Efficiency in the Structured Finance Market?
(Scientific Research, 2017-01)Structured finance products are opaque and their ratings are unverifiable. Therefore, a credit rating agency (CRA) cannot credibly fully reveal its information about the quality of a rated structured finance project. Can ... -
Cancer Risk Due to the Natural Radioactivity in Cigarette Tobacco
(Scientific Research Publishing, 2016-07)Thirty-one samples of cigarettes have been collected from local markets of different types of origins. The samples were selected according to a survey distributed to smokers by paper and digital survey to see the most ... -
Capacitive Model and S-Parameters of Double-Pole Four-Throw Double-Gate RF CMOS Switch
(Scientific Research Publishing, 2011-01)In this paper, we have analyzed the Double-Pole Four-Throw Double-Gate Radio-Frequency Complementary Metal-Oxide-Semiconductor (DP4T DG RF CMOS) switch using S-parameters for 1 GHz to 60 GHz of frequency range. DP4T DG RF ... -
Capacity Development for smallholder Irrigation in Kenya
(Published online in Wiley InterScience (www.interscience.wiley.com), 2008-05)This paper presents the experiences on capacity development for irrigation in Kenya, drawing from a study of sevensmallholder irrigation schemes, namely: New Mutaro, Emening, Mitunguu, Ng’uuru Gakirwe, Lari, Mukuria-Kyambogo ... -
Cardiac Immobilization in Beating Heart Surgery Using Pericardial Bands
(Scientific Research, 2012-06)A novel technique of stabilization of the coronary targets with autogenous pericardial bands is described in off pump coronary revascularizations. Pericardial bands are placed across the coronary targets and snared to the ... -
Cardiac Surgery during Pregnancy-Our Experience
(Scientific Research, 2017-08)Background: Rheumatic heart disease (RHD) continues to be endemic in developing countries like India, thus a number of female patient present with valvular heart disease complicating pregnancy. Surgery is lifesaving in ... -
Cardiomyopathies in Tropical Countries: Causes and Nosological Perspective
(Scientific Research, 2013-11)Background: Cardiomyopathy is the main cause of heart failure in developing countries, mainly in Africa. In those areas the concept of “tropical cardiomyopathy” is still used to design all unexplained cardiomyopathy. The ... -
Cation Sensing of Pyridoxal Derived Sensors Towards Fe (II) Ion in Pure Aqueous Solution
(2017-12)A novel sensor (L) was synthesized using Schiff base reaction of pyridoxal with orthophenylene diamine and was characterized by various spectroscopic techniques such as FTIR, 1H NMR and Mass spectrometry. The cation ... -
The Chain Reaction of Atmospheric Nitrogen Oxidation, Initiated by an Electric Discharge in Air
(2015-11)The data, concerning to the nitrogen oxidation reaction, initiated by electrical discharge, are reviewed in this article. The reviewed data lead to conclusion that critical concentrations of NO molecules and NO3 radicals ... -
Characterization and Evaluation of Antibacterial Activities of Chemically Synthesized Iron Oxide Nanoparticles
(Scientific Research, 2012-12)The iron oxide nanoparticles have been synthesized in co-precipitation method using aqueous solution of ferric and ferrous ions with sodium salt. The synthesis of iron-oxide nanoparticles were validated by UV-Visible ... -
Characterization of asian and north American avian H5N1
(Scientific Research Publishing, 2011-07)Since the emerge of the highly pathogenic avian H5N1 virus in Asia in 1996, the possibility for this virus to cross species barriers to infect humans and its ability to cause large outbreaks in birds have been a public ... -
Characterization of bacteria isolated from rumen substrates of goat (Capra aegagrus hircus)
(African Journal of Biological Sciences, 2020-04-06)Studies on microorganisms associated with rumen substrates of goat (Capra aegagrus hircus) were done through aerobic and anaerobic fermentation for a period of 12 days. Microscopic, biochemical and molecular identification ... -
Characterization of Some Hydrogels Used in Water Purification: Correlation of Swelling and Free-Volume Properties
(Scientific Research, 2015-07)In this study, the main objective is to develop a good chelation and ion exchange hydrogel. This hydrogel is obtained by polymerization of dimethyl amino ethyl methacrylate (DMAEMA) and acrylic acid (AAc) by gamma ...