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antioxidant

Papers (783)

Synthesis, Characterisation, Antibacterial and Cytotoxic Assay of Zinc Oxide (ZnO) Nanoparticles

Richa Yadav, Madhurima Bandopadhyay, Aritra Saha & Abul Kalam Azad Mandal · Biotechnology Journal International · 2015

Aims: The objective of the present experiment was to synthesise ZnO nanoparticles by the environmental friendly process of bioreduction of ZnO salt with Camellia sinensis crop shoot extract and post synthesis to characterise and check their antibacterial potentiality and cytotoxi...

Open access Research Article 10.9734/BBJ/2015/20260

Comparative Evaluation of Antioxidant Properties of Methanolic Extract of Red and Green Custard Apple Fruits

Mahendran Sekar, Fathin Azara Muhamadul Bakir, Afikaah Shaan Ali, Suryani Hayati Mat Sha’ari, Rumaisak Amiruddin, Nur Iryani Ahmad Rizal & Mohd Syafiq Abdullah · Biotechnology Journal International · 2015

Annona squamosa (custard apple) or also called Sugar Apple. It is native to the tropical Americas and West Indies, but the exact origin is unknown. It is now the most widely cultivated of all the species of Annona, being grown for its fruit throughout the tropics and warmer subtr...

Open access Research Article 10.9734/BBJ/2015/19304

In vitro Investigation of Antimicrobial, Antitumor and DPPH Reduction Capacity of the Methanolic Extract of Scoparia dulcis

A. K. M. Riasat-ul-Islam, Prawej Ansari, Awale Yusuf Mousa, S. M. Nazmul Haque, Nasrin Sultana, Md. Nasir Uddin & Mahmuda Sultana · Microbiology Research Journal International · 2015

Scoparia dulcis belongs to the family Plantaginaceae. It is a flowering plant and locally common in the treatment of gastrointestinal upset and malaria. The aim of this study was to investigate the antimicrobial, antitumor and antioxidant activity of methanolic leaf extract of S....

Open access Research Article 10.9734/BMRJ/2015/19437

Phytochemical Screening, Polyphenol Content and Antioxidant Studies of Ethanol Leaf Extract of Combretum aculeatum vent.

Alioune Dior Fall, Awa Ndiaye Sy, Jean Baptiste Hzounda Fokou, Joël Olivier Ndiefi Fomi, Mbaye Dieng, Serigne Ibra Mbacké Dieng & Emmanuel Bassene · European Journal of Medicinal Plants · 2015

Objectives: The present study aimed to identify the phytochemical groups of ethanol leaf extract of Combretum aculeatum Vent., and to evaluate the phenol content of extracts and their antioxidant activity. Materials and Methods: Collected leaves were extracted with ethanol (95°)....

Open access Research Article 10.9734/EJMP/2015/20294

Antioxidant Activity and Phytochemistry Study of Combretum obanense Stem (Bak. F) Hutch. and Dalz

M. K. Tchimene, O. W. Obonga, C. E. C. Ugwoke, F. I. Nwafor & M. M. Iwu · European Journal of Medicinal Plants · 2015

Objective: The objective of the present study was designed to test the antioxidant activity and phytochemical property of the methanol/ methylene chloride (1:1) extract of Combretum obanense. Place and Duration of Study: The International Centre for Ethnomedicine and Drug Develop...

Open access Research Article 10.9734/EJMP/2015/19970

Antioxidant Therapy in Tinnitus

Oguz Kadir Egilmez & M. Tayyar Kalcioglu · Journal of Advances in Medicine and Medical Research · 2015

Oxidative stress and reactive oxygen species (ROS) have been working in the pathophysiology of various chronic diseases. Under normal circumstances, the human cochlea has some antioxidant molecules which can scavenge the oxidant substances and ROS to avoid the possible damage int...

Open access Research Article 10.9734/BJMMR/2015/20125

Wheat Antioxidants Changes and Grain Yield Variation under Drought Stress

Bahram Heidari, Zahed Khaledian & Ali Dadkhodaie · Annual Research & Review in Biology · 2015

Antioxidants provide a defense line against adverse effects of free radicals released in plant cells under drought stress. Accumulation of antioxidants may link with higher grain yield in environmental stress conditions. The aim of this study was to evaluate antioxidants accumula...

Open access Research Article 10.9734/ARRB/2015/18751

Investigation of Antioxidant and Cytotoxic Activities of Methanolic Extract from Curculigo recurvata Leaves

Mohammad Mustakim, Md. Mizanur Rahman, Prawej Ansari, Anaytulla ., Md. Foyez Ahmad & Mohammed Abu Sayeed · International Journal of Biochemistry Research & Review · 2015

Objective: The present study was designed to investigate antioxidant and cytotoxic effects of the methanol extract of Circuligo recurvate leaves, which belongs to the family Hypoxidaceae, the primary phytochemical property was also intended to screen out. Methods: The antioxidant...

Open access Research Article 10.9734/IJBCRR/2015/20037

Investigation of Astaxanthin Production from Yeast Rhodosporidium sp.

Khanh-Trang Le Vu, Hong-Trieu Vo Thi & Dai-Nghiep Ngo · Microbiology Research Journal International · 2015

Aims: Astaxanthin, especially natural astaxanthin, is a powerful antioxidant, which is used as a nutraceutical and a common coloring agent in aquaculture. The present study was carried out to investigate the ability of astaxanthin production from the red yeast Rhodosporidium sp....

Open access Research Article 10.9734/BMRJ/2015/19368

Protective Effects of Calpurnia aurea Seed Extract on HAART Hepatotoxicity

Haile Nega Mulata, Seifu Daniel, Umeta Melaku, Wendwesson Ergete & Natesan Gnanasekaran · European Journal of Medicinal Plants · 2015

Aim: The effect of hydroethanolic seed extract of Calpurnia aurea was evaluated against HAART induced free radical reactions in liver and liver cell damage in Wistar male albino rats. Background: Highly active antiretroviral therapy (HAART)-correlated hepatotoxicity make difficul...

Open access Research Article 10.9734/EJMP/2015/17677

Antioxidant Properties of Fermented Kolanut husk and Testa of Three Species of Kolanut: Cola acuminata, Cola nitida and Cola verticillata

T. B. Fabunmi & D. J. Arotupin · Biotechnology Journal International · 2015

Excessive free radicals in the body system are known to cause oxidative stress, resulting in some pathological conditions which are fast becoming a challenge that needs urgent attention. Plants are known to be good sources of antioxidants that have the potential of scavenging for...

Open access Research Article 10.9734/BBJ/2015/18443

Screening for Biological Activities of Medicinal Plants Used in Traditional Arabic Palestinian Herbal Medicine

Rana M. Jamous, Salam Y. Abu Zaitoun, Ahmad I. Husein, Iman B. Y. Qasem & Mohammed S. Ali-Shtayeh · European Journal of Medicinal Plants · 2015

Aims: To evaluate eleven medicinal plants as natural sources that possess strong antidermatophytic, antibacterial, anticandidal and antioxidant substances with potential applications in therapeutics and food industry. Place and Duration of Study: Biodiversity and Environmental Re...

Open access Research Article 10.9734/EJMP/2015/17429

Evaluation of In-vivo and In-vitro Antioxidant Activities of Methanol Extract of Salacia lehmbachii Loes Leaf

Winifred N. Okechi, Babatunde A. S. Lawal, Nnabugwu P. Wokota & Jibril Hassan · European Journal of Medicinal Plants · 2015

Aims: This study was carried out to evaluate the in-vitro and in-vivo antioxidant activities of methanol extract of Salacia lehmbachii leaf (SLLE). Place and Duration of Study: Department of Pharmacology, University of Calabar, NIGERIA, between October, 2014 and December, 2014. M...

Open access Research Article 10.9734/EJMP/2015/17621

Experimental Evaluation of Analgesic and Antioxidant Effects of Hydromethanolic Extract of Dioscorea dumetorum Tuber

Celestine O. Ukwueze, Samuel O. Onoja & Maxwell I. Ezeja · Journal of Advances in Medical and Pharmaceutical Sciences · 2015

Aims: The hydromethanolic extract of D. dumetorum was evaluated for antinociceptive and antioxidant activities to validate its uses in traditional medicine for these purposes. Methods: The antioxidant activity of D. dumetorum was done in vitro using 2, 2-diphenyl-1-picrylhydrazyl...

Open access Research Article 10.9734/JAMPS/2015/18117