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171 results for “Antioxidant Activity”
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Research ArticleOpen accessPhrase in the titleIsolation and Characterization of Chemical Constituents, Cytotoxicity, Antibacterial and Antioxidant Activity of the Compounds from Leptadenia hastata Roots Extract ByIsaac John Umaru, Hauwa A. UmaruThe aim of this work was to extract, isolate and characterise the chemical constituent from Leptadenia hastata roots. Fresh roots were washed and dried and was subjected to sequential maceration in polar and non-polar solvents. And introduced into rotary evaporator to concentrate the extract. Isolated compound was subjected to Thin Layer Chromatography and spectral analysis such as column and UV-Visible … …American Journal of Biochemistry and Biotechnology, Vol. 15, Issue 4 · 24 Dec 2019 · 7,959 accessesView PDFCite
Research ArticleOpen accessPhrase in the titleCHEMICAL ANALYSIS AND ANTIOXIDANT ACTIVITY OF "NERIUM OLEANDER" LEAVESLakhmili Siham, Obraim Saida, Taourirte Moha et al.The phenolic products of medicinal plants have a great pharmacological interest. This product gives the powers of medicinal plants. They are the source of several active principles widely used in modern medicine. The use of Nerium oleander in Moroccan traditional medicine is very common. Few studies have focused on the chemical analysis and phenolic compounds of this plant. For this, … …OnLine Journal of Biological Sciences, Vol. 14, Issue 1 · 13 Dec 2013 · 8,285 accessesView PDFCite
Research ArticleOpen accessPhrase in the titleMATHEMATICAL MODELING AND EXPERIMENTAL STUDY ON THIN LAYER HALOGEN DRYER OF STRAWBERRY AND STUDY IT’S EFFECT ON ANTIOXIDANT ACTIVITYAsaad Rehman Saeed Al-Hilphy, Ali Khudhair Jaber AlRikabiThe halogen drying characteristics of strawberry (Fragaria ananassa Duch) slices were investigated. Drying experiments were carried out a three different drying temperatures (60, 70 and 80°C). The effect of drying temperature on the drying rate, drying coefficient, efficiency, effective diffusivity of the strawberry and antioxidant activity were evaluated. The best model for describing the halogen drying process was chosen by … …American Journal of Agricultural and Biological Sciences, Vol. 8, Issue 4 · 30 Sep 2013 · 7,367 accessesView PDFCite
Research ArticleOpen accessPhrase in the titleGermination Time Dependence of Bioactive Compounds and Antioxidant Activity in Germinated Rough Rice (Oryza sativa L.)Anuchita Moongngarm, Ekkalak KhomphiphatkulProblem statement: Germinated rice has been recognized as a functional food and its health benefits. However, most related studies were on germinated brown rice but our previous study indicated that germination of rough rice was an effective method to obtain high concentrations of bioactive compounds. Germination time is one of the most important factors affecting the level of biochemical compositions … …American Journal of Applied Sciences, Vol. 8, Issue 1 · 31 Jan 2011 · 8,663 accessesView PDFCite
Research ArticleOpen accessPhrase in the titleIn vitro and In vivo Antioxidant Activity of Aphanamixis polystachya BarkAlluri V. Krishnaraju, Chirravuri V. Rao, Tayi V.N. Rao et al.Problem statement: Free radical stress leads to tissue injury and progression of disease conditions such as arthritis, hemorrhagic shock, atherosclerosis, diabetes, hepatic injury, aging and ischemia, reperfusion injury of many tissues, gastritis, tumor promotion, neurodegenerative diseases and carcinogenesis. Safer antioxidants suitable for long term use are needed to prevent or stop the progression of free radical mediated disorders. Approach: Many … …American Journal of Infectious Diseases, Vol. 5, Issue 2 · 30 Jun 2009 · 8,734 accessesView PDFCite
Research ArticleOpen accessPhrase in the titleAnalgesic and Antioxidant Activity of the Hydromethanolic Extract of Mikania scandens (L.) Willd. LeavesS.M. Raquibul Hasan, Mariam Jamila, Muntasir Mamun Majumder et al.Problem statement: Mikania scandens (L.) Willd., a medicinal plant, is popularly used as herbal remedy for various ailments in Bangladesh. But the scientific basis for its medicinal use especially in pain and inflammation remains unknown. Therefore, the present study was designed to evaluate analgesic and antioxidant potential of the hydromethanol extract of the leaves of the plant. Approach: The analgesic … …American Journal of Pharmacology and Toxicology, Vol. 4, Issue 1 · 31 Mar 2009 · 12,542 accessesView PDFCite
Research ArticleOpen accessPhrase in the titleThe Effects of Batch Reactor Extraction on Antioxidant Activity from Scurulla atropurpureaSiti Irma Rahmawati, Nobuyuki HayashiProblem statement: The main active compounds of benalu teh’s include alkaloids and flavonoids, therefore antioxidant of it has big potential to develop. In the context of extraction, the traditional (boiling in the water until one-third remain) extraction require a long extraction time and result in low yields of extraction also antioxidant activities. Approach: Batch reactor is extraction at high temperature … …American Journal of Applied Sciences, Vol. 9, Issue 3 · 17 Jan 2012 · 6,785 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleTotal Phenolic, Resveratrol Content, Antioxidant and Antimicrobial Activity in Five Cultivars of Peanut SproutsQing Liu, Shaoqi Li, Yao Zhang et al.Peanut sprout is one of the potential natural sources of bioactive substances. In this study, five different peanut cultivars were conducted to germination, the change in total phenolic compounds, resveratrol content, antioxidant and antimicrobial activity were investigated. The sprouts of five peanut cultivars (Fuhua, Silihong, Dabaisha, Xiaobaisha and Huayu) were extracted using 75% ethanol for 3 h and the crude … …American Journal of Biochemistry and Biotechnology, Vol. 16, Issue 1 · 12 Feb 2020 · 8,546 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleWound Healing Activity of Chlorogenic Acid in Diabetic Rats is Mediated Through Antibacterial, Antioxidant, and Proliferative EffectsAbdullah Abdulrahman Al-Ghanayem, Mohammed Sanad Alhussaini, AbdulRahman Abdulla Ibrahim Alyahya et al.Chlorogenic acid is known to have antibacterial action against a number of pathogens. This study provides insights into the potentiality of chlorogenic acid in the treatment of chronic infection in wounds. The anti-infective and healing effect of chlorogenic acid in infected wounds was evaluated using diabetic rats. Antibacterial activity of chlorogenic acid against Methicillin-Resistant Staphylococcus Aureus (MRSA) and Multidrug-Resistant (MDR) … …OnLine Journal of Biological Sciences, Vol. 24, Issue 2 · 21 Jan 2024 · 6,154 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleExocellular (1→6)-β-D-Glucan (Lasiodiplodan): Carboxymethylation, Thermal Behavior, Antioxidant and Antimicrobial ActivityThais Vanessa Theis, Gabrielle Cristina Calegari, Vidiany Aparecida Queiroz Santos et al.β-Glucans are biomacromolecules of industrial interest for its biological and technological properties, including ability to modify the rheology of food systems and different biological functionalities. In this study, lasiodiplodan an exocellular polysaccharide of the (1→6)-β-D-glucan type produced by the fungus Lasiodiplodia theobromae MMPI was obtained in a bench-scale bioreactor operated in discontinuous mode. Lasiodiplodan produced was derivatized by carboxymethylation and … …American Journal of Immunology, Vol. 13, Issue 1 · 29 Mar 2017 · 8,326 accessesView PDFCite