230 articles for “Source Analysis”

Research ArticleOpen accessIn the abstractThe Effects of Power Usage on Five Power Modes in South Africa Using Multivariate TechniquesBusanga Jerome Kanyama, Solly Matshonisa SeeletseSouth Africa contends with the lack of access to secure affordable energy. This affects the country’s ability to provide reliable power to consumers. This paper investigates the source of energy ‘power mode’ such as electricity, gas, paraffin, solar and other (firewood and cow dung) and the effects of power usage in cooking, heating and lighting at household consumption level using … …American Journal of Applied Sciences, Vol. 15, Issue 1 · 10 Jan 2018 · 8,284 accessesView PDF Cite

Research ArticleOpen accessIn the abstractSimulation of Production of Anhydrous Bioethanol using Glycerol and 1-Butyl-3-Methylimidazolyl-Tetrafluoroborate in the Aspen Plus SimulatorJosé Izaquiel Santos da Silva, Lílian da Silva Félix, Mariana Martins Vieira et al.Biofuels are present in the global scenario as an energy source derived from organic biomass, representing an economic and environmental alternative. They are a renewable source of energy with low rates of pollutants emissions and, consequently, less carbon dioxide is released into the atmosphere. The obtaining of bioethanol is originated from a fermentation process, in which a multi-component mix is … …American Journal of Engineering and Applied Sciences, Vol. 14, Issue 2 · 16 Jun 2021 · 7,109 accessesView PDF Cite

Research ArticleOpen accessIn the abstractPollution Characteristics and Sources Analysis of Soil Heavy Metal in Taoyuan Coal Mine of Suzhou CityHaimin SuSoil is one of the most important resources and an important part of ecosystem in the development of human survival. The purposes of this study are to investigate concentration characteristics and sources analysis of heavy metals in Taoyuan coal mine of Suzhou City. 30 soil samples were collected and characterized for metal concentration (Cd, Cr, Cu, Pb, Zn and As), … …American Journal of Biochemistry and Biotechnology, Vol. 18, Issue 1 · 29 Jan 2022 · 5,914 accessesView PDF Cite

Research ArticleOpen accessIn the abstractCo-infestation of Honey Bee Colonies with Tropilaelaps mercedesae and Varroa destructor in the Republic of KazakhstanUlzhan Nuraliyeva, Gaukhar Moldakhmetova, Oleg Krupskiy et al.Beekeeping is a well-developed industry in the Republic of Kazakhstan; however, significant winter colony losses necessitate the annual import of thousands of honey bee package colonies from neighboring southern countries. The recent detection of the invasive mite Tropilaelaps mercedesae in several of these source countries poses a serious biosecurity threat to Kazakhstani apiculture. This study aimed to identify potentially infested … …American Journal of Animal and Veterinary Sciences, Vol. 21, Issue 1 · 11 Apr 2026 · 1,850 accessesView PDF Cite

Research ArticleOpen accessIn the abstractImmunomodulatory and Antioxidant Activities of Selenium-Enriched Polysaccharides from Epimedium and Isatis IndigoticaRui Zhang, Jin Li, Jiajia ZhouThis study aims to investigate the effects of selenium modification on polysaccharides derived from two traditional Chinese medicinal herbs-Epimedium (Yinyanghuo) and Isatis root (Banlangen)-in enhancing immune function and antioxidant activity. The purpose is to explore the relationship between structure and function, providing a theoretical basis for the development of efficient plant-based functional antioxidants. Polysaccharides were extracted using an optimized enzymatic … …American Journal of Biochemistry and Biotechnology, Vol. 21, Issue 4 · 3 Feb 2026 · 1,933 accessesView PDF Cite

Research ArticleOpen accessIn the abstractBioactive Compounds from Sponge Associated Bacteria: Anticancer Activity and NRPS-PKS Gene Expression in Different Carbon SourcesJepri Agung Priyanto, Rika Indri Astuti, Jun Nomura, Aris Tri WahyudiSponge associated bacteria with diverse NRPS-PKS genes could be the alternative source of bioactive compounds. This study aimed to analyze the activity as well as the regulatory mechanism regarding the anticancer properties derived from these bacteria against cancer cell lines. Extraction of bacterial metabolites using ethyl acetate solvent resulted yield ranging from 0.003 to 0.016% (w/v). Six extracts of bacterial … …American Journal of Biochemistry and Biotechnology, Vol. 13, Issue 4 · 5 Oct 2017 · 8,886 accessesView PDF Cite

Research ArticleOpen accessIn the abstractHigh-Protein Solid-State Symbiotic Fermentation of Sauce Residue for Probiotic FeedXinhe Zhao, Zhuangzhuang He, Wenwei Lu et al.The abuse of antibiotics in animal feed has caused a series of problems in livestock breeding, meat products and the natural environment. In this study, sauce residue was used as the main raw material that includes 25.98% of dry-based crude protein, 3.91% of NaCl, 16.28% of crude fat, 11.06% of the ash and the multi-strain solid-state symbiotic fermentation technology was … …American Journal of Biochemistry and Biotechnology, Vol. 16, Issue 4 · 9 Oct 2020 · 7,464 accessesView PDF Cite

Research ArticleOpen accessIn the abstractInvestigate the Extrinsic and Intrinsic Motivational Factors of Knowledge Transfer in the HospitalsAhmad Aabed Al-Hayy Al-Dalaien, Sulfeeza Mohd Drus, Hairoladenan Kasim, Ali Taha Al-OqailyThe value of services in knowledge-intensive organizations like the hospitals is created by the tacit knowledge of the health staff. The weak knowledge transfer activities among the health staff effects on the performance level of the health care services. Hospitals are dependent on continuously learning from mistakes and to make improvements and then to transfer this newly acquired knowledge between … …Journal of Computer Science, Vol. 16, Issue 1 · 21 Jan 2020 · 7,728 accessesView PDF Cite

Research ArticleOpen accessIn the abstractBroodstock Formation and Sterlet (Acipenser ruthenus) Reproduction in the West-Kazakhstan RegionGuldana Maratkyzy Maratova, Kuanysh Isbekov, Shokhan Alpeisov et al.A dramatic decline of sturgeons’ stocks including the sterlet (Acipenser ruthenus) in the Caspian Sea including creates the need to establish aquaculture broodstock. Broodstock management can allow conserving the gene pool of the sterlet and the creation of captive broodstock further serve as a source of sterlet fry aimed at restoring natural populations of the sterlet in the Caspian Sea. … …OnLine Journal of Biological Sciences, Vol. 23, Issue 3 · 11 Jul 2023 · 5,321 accessesView PDF Cite

Case ReportOpen accessIn the abstractBacterial Biofilm Persistence in Human Jawbone Following Tooth Extraction: Implications of Surgical Debridement and Resident Population-Shift for Oral ImplantsStephen Nelson, Honghua Hu et al.Intra-radicular infection theory assumes that when an infected tooth is extracted, the main source of infection is removed and any residual contaminating bacteria are killed by the immune response, then normal healing ensues. This study investigated whether bacteria and bacterial biofilms persisted in deep bone space following tooth extraction. The study was conducted on two adult male patients seeking dental … …Current Research in Dentistry, Vol. 14, Issue 1 · 31 May 2023 · 6,861 accessesView PDF Cite