Search results for “phenol”

About 40 results in articles

Open Access Pub publishes peer-reviewed, free-to-read open-access articles. Showing articles matching phenol — open any to read the full text, or download the PDF or XML.

Effects of Different Extraction Methods on Antioxidant Properties and Allicin Content of Garlic

Aug 2020 DOI 10.14302/issn.2835-2165.jfsh-20-3487
Leila Roozbeh NasiraieCorresponding author

The ever-present need for human communities to extract herbal active ingredients has necessitated many studies to be carried out in order to introduce more efficient and cost-effective extraction processes. The traditional extraction methods are very time consuming and use large volumes of solvents.…

Evaluation of Biological Activities of Opuntia Ficus Indica Cladodes Extract Against Cadmium-Induced Osteoporosis in Male Wistar Rats

Aug 2020 DOI 10.14302/issn.2328-0182.japst-20-3447
Jihen TalebCorresponding author

The cactus Opuntia ficus indica (L.) Mill. (Cactaceae) is widely used in Tunisian medicine for the treatment of various illnesses. The purpose of the present study was to investigate the antioxidant activities of cactus cladode extract (CCE) and to assess the protective effects of Opuntia ficus indi…

A Study on Redox Potential of Phytochemicals and their Impact on DNA

Apr 2020 DOI 10.14302/issn.2575-7881.jdrr-20-3267
Bechan SharmaCorresponding author

The phytochemicals are endowed with antioxidant activities because of the presence of plentiful polyphenols and many other phytochemicals. However, some recent reports have suggested that phytochemicals from certain plant species exhibit DNA damaging properties mainly due to presence of alkaloids. I…

Auricularia Polytricha (Mushroom) Regulates Testicular DNA Expression and Oxidative Stress Markers of Streptozotocin-Induced Diabetic Male Wistar Rat

Mar 2020 DOI 10.14302/issn.2379-7835.ijn-20-3175
Cyril Abang AgborCorresponding author Department of Anatomy, Collage of Basic Medical Sciences, University of Calabar, Nigeria

Local Nigerian men have been using AuriculariaPolytricha as a treatment for sexual dysfunction without supporting evidence from scientific experiments. This study was to investigate the effect of ethanolic extract of A. Polytricha on testicular DNA expression and some oxidative stress markers using…

Triacontanol Alleviated Nickel Toxicity in Maize Seedling by Controlling Its Uptake and Enhancing Antioxidant System

Oct 2019 DOI 10.14302/issn.2638-4469.japb-19-3051
Hebatollah Ahmed IsmailCorresponding author

Triacontanol (TRIA) role in improving growth, physiological activities and tolerance against abiotic stresses has been reported. Yet, the mechanism by which TRIA executes its effects remains elusive. This work therefore studied the possible role of TRIA exogenous application in counteracting the adv…

Study of Organic Pollutants in the Muscles of fish Collected from El-Mahmodia Stream at El-Beheira Governorate, Egypt

Oct 2019 DOI 10.14302/issn.2691-6622.ijar-19-2991
E H RadwanCorresponding author

The purpose of this study is to evaluate the impact of organic pollution of EL-Mahmodia canal on the fish (Oreochromis niloticus)muscles tissues collected from two sites at EL-Mahmodia canal in summer and winter 2017. EL-Mahmodia canal is exposed to excessive of effluents which impact fish. The pres…

Antioxidant Properties of Red and Yellow Varieties of Cashew Apple, Nut and Husk (AnacardiumOccidentaleL.) Harvested in Mexico

Jun 2019 DOI 10.14302/issn.2471-2140.jaa-19-2747
M. S. López-CortezCorresponding author

Numerous studies have reported the health benefits of consuming fruits and vegetables that contain antioxidant properties. Within the group of fruits considered exotic, some are accessible and only consumed in their place of origin, such as soursop, noni, kiwi, pitahaya, and others. Anacardiumoccide…

Docking Studies of HIV-1 Reverse Transcriptase and HIV-1 Protease with Phytocompounds of Carissa Carandas L.

May 2019 DOI 10.14302/issn.2324-7339.jcrhap-19-2847
Bechan SharmaCorresponding author

Background Carissa carandas L. is a well-known wild fruit plant distributed through-out the India and also present in other countries. The fruits are rich in nutrients and minerals. A number of medicinally important phytochemicals such as carrisone, carindone, carandinol, lupeol, scopoletin, stigmas…

Phytochemical Analysis and Thin Layer Chromatography Profiling of Crude Extracts from Senna Occidentalis(Leaves)

May 2019 DOI 10.14302/issn.2576-6694.jbbs-19-2791
A. M. LawalCorresponding author

Plants used for medicinal practices which were discovered since prehistoric stone ages are termed Medicinal plants, which are also referred to as medicinal herbs, since plants produces bioactive chemical compounds (phytochemicals), this research however, is concerned with the extraction using Soxhle…

The Agronomy of Mauka (Mirabilis expansa (Ruíz & Pav.) Standl.) - A Review

Feb 2019 DOI 10.14302/issn.2641-9467.jgrc-19-2619
Marten SørensenCorresponding author

The Andean region is the centre of origin and domestication of at least 9 species of native root and tuber crops in addition to several species of native potatoes. Within this group, Mauka – also known as Miso or Taso ‒ (Mirabilis expansa Ruíz & Pav.) Standl. ‒ Nyctaginaceae) is one of the least wel…

Statistical Taguchi Optimization for Preparation and Adhesion Evaluation of Epoxy Insulator to the Surface of Double Base Propellant Grain

Dec 2018 DOI 10.14302/issn.2377-2549.jndc-18-2479
Saeed BabaeeCorresponding author

In this work, Taguchi design (orthogonal array, OA9) was used for the adhesion investigation of an epoxy insulator to a double base (DB) propellant grain. In this manner three epoxy resins based on diglycidylether bisphenol A (DGEBA) and three polyamine curing agents with an active diluent based on…

The Use of Photos from Patch Test Reactions on Day 7 in Professional Ice Hockey Players in Sweden

Nov 2018 DOI 10.14302/issn.2690-0904.ijoe-18-2389
Marléne IsakssonCorresponding author

Background A survey was undertaken in all ice hockey players in 26 professional teams in Sweden representing the 2 highest divisions. All players answered a questionnaire and the players from 6 teams, 3 from each one of the 2 divisions, were patch tested with 72 test preparations in a baseline serie…

Journal of Enzymes Open Access

Using A “Superrooting”Cultivar of Taxus Chinensis Var. Mairei to Unravel Antioxidative Enzymes’ and Micrornas’ Role on Adventitious Rooting

May 2018 DOI 10.14302/issn.2690-4829.jen-18-2048
Wei TangCorresponding author

Rooting of cuttings is very important for production of economically important plants. We produced thousands of plantlets in Taxus chinensisvar. mairei using the technology of rooting of cuttings and identified two types of rooted cuttings, one with low rate of root formation and another with high r…

Investigation on Phytochemical and Antioxidant Activity of the Plant Murraya koenigii Linn (Curry leaf) in Rajshahi, Bangladesh

Sep 2017 DOI 10.14302/issn.2471-2140.jaa-17-1728
Md. Badrul IslamCorresponding author

The use of herbal medicine is becoming popular day by day due to toxicity and side effects of allopathic medicines. Considering the medicinal importance of the plant Murraya koenigii Linn (Curry leaf), the antioxidant activity (AC), total phenolic content (TPC), total flavonoid content (TFC), of dif…

The antioxidant and hepatoprotective activities of two tea polysaccharides

Aug 2017 DOI 10.14302/issn.2471-2140.jaa-17-1541
Zhi YuCorresponding author

In the present study, we investigated the chemical compositions, in vitro antioxidant and in vivo hepatoprotective activities of two tea polysaccharides (TPS), which were extracted from two different tea cultivars, Yingshuang (Camellia Senesis, T01) and Yunnan Dayezhong (Camellia Senesis, T09). Comp…

The Assessment of Alchornea Cordifolia Activity in Aflatoxicosis Reduction in Rat.

Jul 2017 DOI 10.14302/issn.2471-2140.jaa-17-1630
Aholia Jean- Baptiste AdépoCorresponding author Laboratoire de Toxicologie et Hygiène Agro-industrielle, UFR Sciences Pharmaceutiques et Biologiques, Université Félix Houphouët-Boigny, BP V 34, Abidjan, Côte d’Ivoire

Introduction: Aflatoxins are cytotoxic andserve as one of the key risk factors of hepatocellular carcinoma. Currently, plants and extract are widely used as potential scavenging substances for the detoxification of mycotoxins. Thus, this study aims to investigate the activity of the crude ethanolic…

Optimization of drying temperature and time in gesho “Rhamuns Prinoide” leaf powder processing as hop substitute in commercial beer brewing industries

Jun 2017 DOI 10.14302/issn.2835-2165.jfsh-17-1556
Ayalew DemissewCorresponding author

Beer is typically brewed from four basic ingredients (water, a starch source, brewer’s yeast and flavoring agent such as hops). In Ethiopian case hops are coasty ingredient of beer which is imported with hard currency of the country. But this flavoring agent (hops) in beer production can also be sub…

In Vitro Cytoprotection of Resveratrol against H2O2-Induced Oxidative Stress and Injury in Astrocytes

Aug 2016 DOI 10.14302/issn.2474-9273.jbtm-16-1151
Guoqiang XingCorresponding author

Oxidative stress mediated neural cell death is thought to be involved in the progression of secondary cell injury following brain trauma. Agents that can block oxidative stress-related injury could be potential therapies for TBI. Resveratrol, a polyphenol found in plants and red wine, is cytoprotect…

Physicochemical and Fatty Acids Composition of Barberry Integerrima Seed

Feb 2016 DOI 10.14302/issn.2379-7835.ijn-14-478
Mohammad Ali SahariCorresponding author

In this study, chemical composition of Barberry integerrima seed and physicochemical properties and fatty acids composition of its oil were determined. The seeds contained 11.4 % oil and protein, moisture, crude fiber and ash contents were 17.0%, 19.1%, 48.8% and 2.9%, respectively. The main fatty a…

The Total Antioxidant Capacity of Foods: A Reappraisal. Application to Commercial Orange Juices

Dec 2015 DOI 10.14302/issn.2471-2140.jaa-15-715
Claire KeversCorresponding author

Since a few years, more and more attention has been specifically given to dietary antioxidants as agents promoting health and preventing the incidence of diseases. As part of these efforts, analytical methods and assays have been developed to measure the antioxidant content in food substances. In th…

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