Browsing Open Access Journals by Title
Now showing items 607-626 of 831
-
Phenylketonuria: Genes in phenylketonuria, diagnosis, and treatments
(African Journal of Biological Sciences, 2020-01-01)Introduction: Phenylketonuria (PKU) is a rare autosomal-recessive disorder inherited in accordance with the law of segregation. Detection tools for people with PKU can include Sanger Sequencing (SS) and Next Generation ... -
Philosophy of Education: A Tool for National Development?
(Scientific Research, 2014-08)This paper is an exposition on the theoretical and practical relevance of educational philosophy to national development. It postulated that philosophical ideas have been responsible for shaping the development of societies ... -
Phylogenetic and morphological diversity of culturable cyanobacteria from Lake Magadi in Kenya
(African Journal of Biological Sciences, 2019-10-01)Lake Magadi is an alkaline saline Lake in Kenya, which lies on the Great Eastern Rift valley. Although the lake is characterized by extremes of salt, pH and temperature, it supports diverse groups of cyanobacteria. In this ... -
Phytochemical and acute toxicity study of aqueous extract of Bambusa vulgaris leaves on Wistar rats
(African Science Publications, 2020-10-05)Background: Bambusa vulgaris (Poaceae) is widely used in the traditional pharmacopoeia to treat various pathologies like typhoid fever, diabetes, hypertension and malaria. Methods: The present study has demonstrated the ... -
Piketty’s Inequality between the Profit and Growth Rates and Its Implications for the Reproduction of Economic Elites
(Scientific Research, 2016-12)This paper studies, within a growth model, some effects of the inequality between the profit and growth rates on the reproduction of economic elites. To this end, it considers as functions of the capital/income ratio the ... -
Plant breeding for organic agriculture: something new?
(BioMed Central, 2015)The role of both organic (OF) and conventional (CF) farming remains open to debate particularly when related to food security and climate change. Targeting plant breeding for OF can contribute to reduce its yield gaps ... -
Plant Cell Wall, a Challenge for Its Characterisation
(Scientific Research Publishing, 2016-06)The plant cell wall is a complex 3D network composed of polysaccharides, lignin and proteins. The knowledge of the structure and content of each cell wall polymer is a prerequisite to understand their functions during plant ... -
Plasmid instability when the hsp60 gene promoter is used to express the protective non-toxic fragment B of the diphtheria toxin in recombinant BCG
(Scientific Research Publishing, 2013-04)The genetic modification of the live attenuated Mycobacterium bovis BCG to deliver a protective Corynebacterium diphtheriae antigen in vivo could be a safer and less costly alternative to the new and more expensive DTP ... -
Platelets Levels before and after Surgical Intervention in Patients with Oral and Maxillofacial Tumors at MNH, Tanzania
(Scientific Research, 2015-01)Background: There are documented effects of platelets on the solid tumors which need further study. The elevated platelet counts have been described for majority of cancers. There is inadequate information of effect of ... -
Pollination and biological control research: are we neglecting two billion smallholders
(BioMed Central, 2014)Food insecurity is a major world problem, with ca. 870 million people in the world being chronically undernourished. Most of these people live in tropical, developing regions and rely on smallholder farming for food ... -
Polysaccharides as initiators of nucleic acid polymerization
(Scientific Research Publishing, 2014-10)Quantum-chemical calculations and in vitro experiments have demonstrated that polysaccharides are able to adsorb mononucleotides due to the formation of hydrogen bonds. The subsequent dehydration of polysaccharide-nucleotide ... -
Population structure, fecundity and morphological characteristics of M. vollenhovenii (Herklots, 1857) on lower volta river basin channel, Ghana
(African Journal of Biological Sciences, 2019-01-16)Population structure, fecundity and morphological characteristics of M. vollenhovenii were studied around Lower Volta River, Ghana subject to dirt of information on this prawn species around the study location. The most ... -
The Possibility of Using RFID System to Automate and Integrate the Attendance of Professors and Students in the Classroom
(Scientific Research Publishing, 2016-11)One of the most important goals followed in most systems is to increase efficiency, reduce errors and enhance ease of data entry tasks such as better services in organizations. Therefore, the use of intelligent tools is ... -
Possible Synergistic Effect and Antioxidant Properties of Chitosan Nanoparticles and Quercetin against Carbon Tetrachloride-Induce Hepatotoxicity in Rats
(Scientific Research, 2015-04)This study was conducted to prepare chitosan nanoparticles (CNPs), to determine their properties and to evaluate the synergistic protective role of CNPs alone or in combination with quercetin (Q) against oxidative stress ... -
Posterior Polar Cataract and Its Management
(Scientific Research, 2015-07)Although cataract surgery in posterior polar cataract is associated with posterior capsular rent and nucleus drop, by taking precautions the rate of complication can be decreased. The aim of this article is to review the ... -
Postharvest Handling Practices and Treatment Methods for Tomato Handlers in Developing Countries: A Mini Review
(Hindawi, 2016-04)Tomato production has increased in recent years due to the economic and nutritional importance of the crop. This increase is made possible by the numerous research advances made along the entire value chain. However, ... -
Potential Application of Silica Aerogel Granules for Cleanup of Accidental Spillage of Various Organic Liquids
(Scientific Research, 2011-10)The experimental work has been carried out to study the absorption-desorption properties of the silica aerogels, for their use in oil spill cleanup application. For these studies, silica aerogel granules were prepared by ... -
Potential effects of ultraviolet-C radiation on the mole rats (Spalax leucodon) hematological values
(Scientific Research Publishing, 2013-10)In this study, the effect of ultraviolet-C (UVC) radiation on hematologic parameters of mole rats (Spalax leucodon) was studied. Ten mole rats of both sexes, weighing 150-200 g, were used. The rats were exposed to 8 hours ... -
Potential environmental and population health impacts of local urban food systems under climate change: a life cycle analysis case study of lettuce and chicken
(BioMed Central, 2014)Background: Climate change is expected to have an impact on food production, processing and transport systems. While food systems have become globalized in recent decades, interest has re-emerged for local production and ... -
The Potential Impact of Climate Change on Soil Properties and Processes and Corresponding Influence on Food Security
(2013)According to the IPCC, global temperatures are expected to increase between 1.1 and 6.4 °C during the 21st century and precipitation patterns will be altered. Soils are intricately linked to the atmospheric/climate system ...