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1,383 results for “Natural”

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Research ArticleOpen accessEvery word in the titleImproving a PCR-Based Method for Identification of Ralstonia solanacearum in Natural Sources of West MalaysiaReza Khakvar, Kamaruzaman Sijam, Wong Mui Yun et al.Ralstonia solanacearum, a soil-borne plant pathogen, causes lethal wilting disease of more than 200 plants worldwide. This very wide host range covers both monocots and dicots, extending from annual plants to trees and shrubs. Although generally it’s considered as a plant pathogen, R. solanacearum behaves primarily as a saprophytic bacterium able to survive for long periods of time in various … …American Journal of Agricultural and Biological Sciences, Vol. 3, Issue 2 · 30 Jun 2008 · 9,474 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleControlled Release Behaviors of Tribenuron Methyl Herbicide and Potassium Nitrate Fertilizer from Natural Polymer Blended Poly(Vinyl Alcohol) Hydrogel MicrospheresFawzi Habeeb Jabrail, Wajeeh Mohammed Jamil, Maher Zeki Elsabee, Kailash Chandra GuptaPolyvinyl Alcohol (PVA) hydrogel microspheres for controlled release of fertilizer (KNO3) and Tribenuron Methyl Herbicide (TBM) were prepared by blending the naturally occurring Alginate (AL) and Pectin (PE). The cross-linking in PVA hydrogel microspheres was carried out by varying the amount of glutaraldehyde from 0.5-1.0 wt%. To control the loading and release properties of PVA hydrogel microspheres, a small amount … …American Journal of Applied Sciences, Vol. 16, Issue 5 · 13 Jul 2019 · 7,677 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleProtection of Human Albumin against UV-C Irradiation by Natural AntioxidantsAntonio Zuorro, Roberto LavecchiaThe use of UV-C light as a means to inactivate pathogens in biological media containing blood components or plasma derivatives has recently been rediscovered. Although highly effective, these treatments may have deleterious effects on plasma proteins such as albumin, fibrinogen and immunoglobulins. Here we investigate the use of three natural antioxidants, gallic acid, nicotinic acid and ascorbic acid, as potential … …American Journal of Biochemistry and Biotechnology, Vol. 14, Issue 4 · 23 Oct 2018 · 9,925 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleHigh Level of Nicotianamine Synthase (NAS3) and Natural Resistance Associated Macrophage Protein (NRAMP4) Gene Transcription Induced by Potassium Nitrate in Trembling Aspen (Populus tremuloides)Karolina M. Czajka, Kabwe NkongoloChanges in gene transcription in response to excess metal concentrations have been reported in many organisms, including yeast, microorganisms and plants. Most investigations on the effects of nickel toxicity in plants use commercial salts whose effects have not been analyzed in detail. The main objective of the present study was to determine the effects of different doses of nickel nitrate … …American Journal of Biochemistry and Biotechnology, Vol. 14, Issue 3 · 15 Jul 2018 · 10,885 accessesView PDFCite
HypothesisOpen accessEvery word in the titleNatural Substances as New Potential Strategies for the Treatment of Leishmaniosisin DogsDe Vito Virginia, Helen Owen, Amnart Poapolathep, Giorgi MarioLeishmaniasis is a disease caused by the protozoan parasites Leishmania, infecting numerous mammal species. Canine leishmaniasis is potentially zoonotic and causes severe fatal disease in dogs. The discovery of new natural products extracted from medicinal plants or compounds derived from them, such as quercetin, hesperidin, vitamin c, horse chestnut extract and selenium could represent a valuable source of new medicinal … …American Journal of Animal and Veterinary Sciences, Vol. 12, Issue 3 · 6 Sep 2017 · 8,862 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleCan Grammar Define Similarity of Human Natural Languages?Vladimir Nikolaevich Polyakov, Ivan Sergeevich Anisimov, Elena Andreevna MakarovaThe aim of the present study is to show that similarity of human natural languages can be conveyed not only by phonetic data, but also by grammar. The paper regards the largest typological database WALS and its possibilities in the sphere of genealogic relationship of languages. Using the method of two-objective optimization and data mining, which is new for linguistic … …American Journal of Applied Sciences, Vol. 13, Issue 10 · 5 Oct 2016 · 7,289 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleImproving Email Response in an Email Management System Using Natural Language Processing Based Probabilistic MethodsAbdulkareem Al-AlwaniEmail based communication over the course of globalization in recent years has transformed into an all-encompassing form of interaction and requires automatic processes to control email correspondence in an environment of increasing email database. Relevance characteristics defining class of email in general includes the topic of thee mail and the sender of the email along with the body of email. … …Journal of Computer Science, Vol. 11, Issue 1 · 15 Sep 2014 · 7,839 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleNATURAL ANTIOXIDANT INGREDIENT FROM BY-PRODUCTS OF FRUITSG. S. El-Baroty, M. F. Khalil, S. H.A. MostafaThe contents of total phenolics compounds and their phenolic constituents were quantified in organic and aqueous of four varieties (Zebdia, Sukkari, taimor and Hindi) of mango (Mangifera indica L.), seeds pulp and kernel, one varieties of pomegranate (Punica ranatum L., peel) and peanut (Arachis hypogaea L., Giza 6, shell) by-products. The antioxidant activities of all by products extracts were assessed … …American Journal of Agricultural and Biological Sciences, Vol. 9, Issue 3 · 22 Mar 2014 · 8,173 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleExperimental Study on Natural Fibers for Green Acoustic Absorption MaterialsLamyaa Abd ALRahman, Raja Ishak Raja, Roslan Abdul RahmanNatural fibre materials are one of the major ways to improve environmental pollution and new materials need to be considered to find the best solutions. This study presents an experimental investigation on pure micro porous materials from two types of fibers: Date Palm Fibre (DPF) and Coconut Coir Fibre (CCF). This study was conducted to examine the potential for using … …American Journal of Applied Sciences, Vol. 10, Issue 10 · 6 Sep 2013 · 8,788 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleNumerical Simulation of the Transient Flow in Natural Gas Transmission Lines Using a Computational Fluid Dynamic MethodPedram Ghaseminejad, Nikan NoorbeheshtUntil now, almost all tools that are used to analyze gas transportation networks are based on steady flow conditions. Some design problems can be solved by the assumption of a steady state. However, some circumstances force us to use transient analyses, which commonly include changes in customer demand, the failure of a compressor station or gas pipeline ruptures. In this … …American Journal of Applied Sciences, Vol. 10, Issue 1 · 6 Jan 2013 · 7,464 accessesView PDFCite