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Research ArticleOpen accessIn the abstractDetermination of Minimal Duration Essential for Isolation of Humic Acids From Soils in Forest Restoration ProgrammesMohd Ramzan Nur Hanisah, Osumanu Haruna Ahmed, Kasim Susilawati et al.This study was conducted to investigate whether a simple and rapid method could be developed for extracting, fractionating and purifying soil HA in forest rehabilitation programmes. Humic acids from 10 g of soil were extracted with 100 mL of 0.10 M NaOH. Different extraction periods (4, 8, 12, 16, 20 and 24 h) were tested. Samples were centrifuged (16,211 G … …American Journal of Agricultural and Biological Sciences, Vol. 3, Issue 3 · 30 Sep 2008 · 8,173 accessesView PDFCite
Research ArticleOpen accessIn the abstractMicrobial Population In Decompsing Legume Litter Of Differing QualityM. B. Oyun, F. C. Akharayi, F. C. AdetuyiThe influence of litter quality on microbial population during decomposition of fresh pruning of Acacia auriculiformis; Gliricidia sepium and Acacia mixed with Gliricidia (50 : 50) is reported. Acacia (soluble C, 46.6%; N, 3.9%; Phenolic, 2.3%) was rated as low quality litter while Gliricidia (soluble C, 45.2%; N, 4.8%; Phenolic, 2.3%) was rated as high quality litter. Acacia mixed with … …American Journal of Agricultural and Biological Sciences, Vol. 1, Issue 1 · 31 Mar 2006 · 7,653 accessesView PDFCite
Research ArticleOpen accessIn the abstractPotential of Rice Husk and Rice Husk Ash for Phenol Removal in Aqueous SystemsA. H. Mahvi, A. Maleki, A. EslamiThe potential of rice husk and rice husk ash for phenol adsorption from aqueous solution was studied. Batch kinetics and isotherm studies were carried out under varying experimental conditions of contact time, phenol concentration, adsorbent dose and pH. Adsorption equilibrium of rice husk and rice husk ash was reached within 6 hours for phenolic concentration 150-500 μg/L and 3 hours … …American Journal of Applied Sciences, Vol. 1, Issue 4 · 31 Dec 2004 · 10,171 accessesView PDFCite
Research ArticleOpen accessIn the abstractEvaluation of the Cytisus Triflorus (Lam.) Polyphenols Cicatrizing Activity on Experimental Thermal Burns in New Zealand RabbitsSihem Khadri, Nafissa Boutefnouchet, Youcef Hadef, Zouhir DjerrouThe present study aimed to evaluate the healing properties of the medicinal plant Cytisus triflorus widely used in the traditional treatment of wound healing. The principle of study is the application of the polyphenol extract of this plant prepared with vaseline in the form of a dermal ointment on thermal burns of second deep degree (circular of 379.94 mm2 in … …OnLine Journal of Biological Sciences, Vol. 18, Issue 3 · 12 May 2018 · 7,524 accessesView PDFCite
Research ArticleOpen accessIn the abstractAntibacterial Activity of Lotus Leaves (Nelumbo Nucifera) Against Food-Borne PathogensJianxin Chen, Changyin Wang, Xiaotian Chen et al.The antibacterial activity of different solvent extracts from lotus leaves against four food-borne bacteria (Escherichiacoli, Salmonellatyphimurium, Staphyloccocusaureus, Bacillussubtilis) was analyzed by agar diffusion method and the ethanol extract of the plant was found to have the highest antimicrobial activity with the diameter of inhibition zones ranging from 17.2 to 17.8 mm. Then the ethanol extract of lotus leaves were further … …American Journal of Biochemistry and Biotechnology, Vol. 11, Issue 1 · 18 Nov 2014 · 10,152 accessesView PDFCite
Research ArticleOpen accessIn the abstractRESISTANT STARCH AND BIOACTIVE CONTENTS OF UNRIPE BANANA FLOUR AS INFLUENCED BY HARVESTING PERIODS AND ITS APPLICATIONAnuchita Moongngarm, Wanassanun Tiboonbun, Mai Sanpong et al.Recently, various innovative products from unripe banana flour have been reported as it is high in resistant starch and other important compounds. The harvesting period of the unripe banana fruit is one of the key factors affecting the quality of the unripe banana flour in terms of resistant starch and bioactive compound content. The study aimed to investigate the effect … …American Journal of Agricultural and Biological Sciences, Vol. 9, Issue 3 · 12 Aug 2014 · 11,378 accessesView PDFCite
Research ArticleOpen accessIn the abstractRESPONSE SURFACE METHODOLOGY ANALYSIS OF POLYPHENOL RECOVERY FROM ARTICHOKE WASTEAntonio ZuorroLarge amounts of a solid waste consisting mainly of outer bracts and stems are produced from the industrial processing of artichokes. In this study, the recovery of polyphenols from the two waste components was investigated. Extraction experiments were carried outby an environmentally friendly procedure using aqueous ethanol as solvent. The total polyphenol content, expressed as mg of GAE per g … …American Journal of Applied Sciences, Vol. 11, Issue 9 · 3 Jul 2014 · 7,189 accessesView PDFCite
Research ArticleOpen accessIn the abstractReaction Kinetics of Versatile Peroxidase for the Degradation of Lignin CompoundsN. Busse, D. Wagner, M. Kraume, P. CzermakThe H2O2-dependent degradation of adlerol by a crude versatile peroxidase from Bjerkandera adusta, a new ligninolytic enzyme, was investigated. Adlerol (1-(3,4-dimethoxyphenyl)-2-(2-methoxyphenoxy)-1,3-propanediol)) is a non phenolic β-O-4 dimer whose structural architecture represents the most abundant unit (50-65%) of the valuable renewable biopolymer lignin. Lignin removel plays a key role in utilizing lignocellulosic biomass in biorefineries. Steady state analyses in the µL … …American Journal of Biochemistry and Biotechnology, Vol. 9, Issue 4 · 20 Dec 2013 · 9,263 accessesView PDFCite
Research ArticleOpen accessIn the abstractAntioxidant Capacity and Amino Acid Profiles of Egg TofuMaizura Murad, Aminah Abdullah, Wan Aida Wan MustaphaTofu contains high quality protein source and antioxidant which could reduce risk of cancer. This research aims to determine the effect of soymilk and egg ratios on the antioxidant capacity, daidzein and genistein content and amino acid profiles of egg tofu. Egg tofu was prepared using soymilk and fresh egg in ratios of 1:1, 2:1, 3:1 and 4:1. Glucono-Delta-Lactone (GDL) … …American Journal of Applied Sciences, Vol. 10, Issue 11 · 9 Sep 2013 · 8,917 accessesView PDFCite
Research ArticleOpen accessIn the abstractImpact of Pre-Treatments on the Acrylamide Formation and Organoleptic Evolution of Fried Potato ChipsSamir Abdel-Monem Ahmed Ismial, Rehab Farouk Mohammed Ali, Mohsen Askar, Wafaa Mahmoud SamyThe main objective of this investigation was to study the effect of different pre-frying treatments on reduction of acrylamide formation of fried potato Moreover; the impact of different phenol compounds and leaves on acrylamide formation was evaluated. In addition, the effects of these treatments on the sensorial quality of fried potato chips were studied. Results showed that blanching process caused … …American Journal of Biochemistry and Biotechnology, Vol. 9, Issue 2 · 20 Jun 2013 · 8,357 accessesView PDFCite