in south africa antioxidant activity

in south africa antioxidant activity

African Herbal Remedies with Antioxidant Activity: A ...

South Africa: Antioxidant activity. Used as tonic for colds, catarrh and tuberculosis. Pinitol, shikimic acid, p-coumaric acid, 4-glucosyltyrosol, epigallocatechin gallate, the isoflavone orobol, the flavanones hesperedin, narirutin and eriocitrin, a glycosylated flavan, the flavones luteolin, 5-deoxyluteolin and scolymoside, the xanthone mangiferin and the flavonol C-6-glucosylkaempferol ...

Antioxidant Activity of South African Red and White ...

De Beer et al. [54] measured total antioxidant activity of 40 South African white wines and reported a mean value n of 0.6 mmoL/L Trolox. Measured values of the antioxidative capacity (TEAC) after ...

Phytochemical content, antioxidant activities and ...

Phytochemical content, antioxidant activities and androgenic properties of four South African medicinal plants Nelisiwe Prenate MasukuID, Jeremiah Oshiomame Unuofin * ID, Sogolo Lucky Lebelo Department of Life and Consumer Sciences, University of South Africa, Cnr Christiaan de Wet and Pioneer Ave, Private Bag X6, Florida, 1710, South Africa *Corresponding author: Jeremiah Oshiomame Unuofin ...

Phytochemical and Antioxidant Activities of Cucumis ...

Phytochemical and Antioxidant Activities of Cucumis africanus L.f.:: A Wild Vegetable of South Africa J Evid Based Integr Med. Jan-Dec 2019;24:2515690X19836391. doi: 10.1177/2515690X19836391. Authors Taiwo Oluwafunmilola Abifarin 1 , Anthony Jide Afolayan 1 ,

Antioxidant, antiinflammatory activities and HPLC analysis ...

15/03/2010  The antioxidant and antiinflammatory activities of the methanol:chloroform (1:1) extracts of 16 Salvia species indigenous to South Africa were evaluated. Antioxidant activity was measured using the 2,2′-azino-bis (3-ethylbenzothiazoline-6-sulfonic acid) (ABTS) and the 2,2-diphenyl-1-picrylhydrazyl (DPPH) scavenging assays and compared to the control values obtained with Trolox ®.

Radical Scavenging Activity of Selected Medicinal Plants ...

Plants collected from Limpopo province of South Africa were investigated for their antioxidative potential using the DPPH radical scavenging assay. Acetone extracts of Flueggea virosa had the highest antioxidant activity with an IC 50 value of 30 µg/ml, closely matching the ascorbic acid with an IC 50 value of 25 µg/ml.

ANTIOXIDANT AND ANTIFUNGAL ACTIVITY OF SELECTED

1 Department of Biodiversity, University of Limpopo, Private Bag X1106, Sovenga, 0727, South Africa. 2 Phytomedicine Programme, Department of Paraclinical Sciences, University of Pretoria, Private Bag X04, Onderstepoort 0110, South Africa. 3 Materials Modelling Centre, School of Physical and Mineral Sciences, University of Limpopo, Private Bag X1106, Sovenga 0727, South Africa. PMID: 28852739 ...

Antioxidant Activity of South African Red and White ...

De Beer et al. [54] measured total antioxidant activity of 40 South African white wines and reported a mean value n of 0.6 mmoL/L Trolox. Measured values of the antioxidative capacity (TEAC) after ...

Antioxidant, antiinflammatory activities and HPLC

15/03/2010  The antioxidant and antiinflammatory activities of the methanol:chloroform (1:1) extracts of 16 Salvia species indigenous to South Africa were evaluated. Antioxidant activity was measured using the 2,2′-azino-bis (3-ethylbenzothiazoline-6-sulfonic acid) (ABTS) and the 2,2-diphenyl-1-picrylhydrazyl (DPPH) scavenging assays and compared to the control values obtained with Trolox ®.

Phytochemical and Antioxidant Activities Volume 24: 1-8 ...

Phytochemical and Antioxidant Activities of Cucumis africanus L.f.: A Wild Vegetable of South Africa Taiwo Oluwafunmilola Abifarin, MSc1, Anthony Jide Afolayan, PhD1, and Gloria Aderonke Otunola, PhD1 Abstract Objective. To evaluate the phytochemical content and antioxidant potential of the acetone, aqueous, and methanol extracts of the fruit, leaf, and root of Cucumis africanus L.f. Methods ...

African Herbal Remedies with Antioxidant Activity: A ...

South Africa: Antioxidant activity. Used to treat syphilis, anthelmintic: Not identified : Asteraceae Ageratum conyzoides L. Inkuruba Herbe à bouc: Whole plant: Central Africa, Rwanda Ethiopia: Antioxidant and anti-inflammatory properties. Used to treat mastitis and urogenital infections and to dress wounds. Also as a gastroprotective. Not identified [12, 408, 409] Artemisia herba-alba ...

Phytochemical studies and antioxidant activity of two ...

13/04/2012  Although the antioxidant and phytochemical properties for some of these plants have been investigated in different countries [11–15], there is a dearth of knowledge of such studies on G. bicolor and P. viridiflorum in South Africa. The aim of this study was therefore to analyse the phytochemical constituents and antioxidant potential of these plants. The antioxidant potential of the extracts ...

Comparison of antioxidant activity of Moringa AUTHORS ...

oleifera and selected vegetables in South Africa The antioxidant activity of the leaves and flowers of the Moringa oleifera plant were investigated and the results were compared to those of selected vegetables (cabbage, spinach, broccoli, cauliflower and peas). Antioxidant activity was determined by analysing the total phenolics content, total flavonoids content, reducing power and radical ...

Evaluation of Athrixia bush tea for cytotoxicity ...

01/03/2007  Evaluation of Athrixia bush tea for cytotoxicity, antioxidant activity, caffeine content and presence of pyrrolizidine alkaloids. McGaw LJ(1), Steenkamp V, Eloff JN. Author information: (1)Phytomedicine Programme, Department of Paraclinical Sciences, Faculty of Veterinary Science, University of Pretoria, Private Bag X04, Onderstepoort 0110, South Africa. In South Africa, Athrixia

Chemical Composition and Antioxidant Activity of

18/07/2016  Abstract. The purpose of this study was to determine the chemical composition of essential oils from Tagetes minuta from the Eastern Cape of South Africa and evaluate their antioxidant potential for medicinal end use. The essential oils were extracted by hydrodistillation method from fresh and dry parts (stem, leaves and flowers) of Tagetes minuta collected from Komga, Eastern Cape Province ...

Antimicrobial and antioxidant efficacy of Citrus limon L ...

01/01/2016  1. Introduction. The skin, the largest human body organ, provides a major interface between the environment and the body and is constantly exposed to an array of chemical and physical environmental pollutants (Bickers and Athar, 2006).The use of medicinal plants in the treatment of skin diseases had been practiced by the indigenous people of the Eastern Cape Province (South Africa)

Comparison of antioxidant activity of Moringa oleifera

The antioxidant activity of the leaves and flowers of the Moringa oleifera plant were investigated and the results were compared to those of selected vegetables (cabbage, spinach, broccoli, cauliflower and peas). Antioxidant activity was determined by analysing the total phenolics content, total flavonoids content, reducing power and radical scavenging activity using the 2,2-diphenyl-1 ...

The antibacterial activity, antioxidant activity and ...

Diseases caused by bacteria remain a major challenge globally and particularly in sub-Saharan Africa. The plants used in this study have been used in South Africa to treat helminth infections in livestock and humans. In a previous study we found a correlation between antifungal and anthelmintic activity in some cases. In this study we examined other potential uses of these thirteen plant ...

Phenolic content and antioxidant activity of South African ...

Table 1.2.1 Levels of total phenolics and antioxidant activity reported in sorghum whole grain and fractions 12 Table 2.1.1 Average daily maximum temperature and total rainfall recorded during the sorghum growing season (November 2005 to February 2006) 27 Table 2.1.2 Effect of cultivar on Hunter L, a and b values of South Africa

Phytochemical studies and antioxidant activity of two ...

13/04/2012  Although the antioxidant and phytochemical properties for some of these plants have been investigated in different countries [11–15], there is a dearth of knowledge of such studies on G. bicolor and P. viridiflorum in South Africa. The aim of this study was therefore to analyse the phytochemical constituents and antioxidant potential of these plants. The antioxidant potential of the extracts ...

Antioxidant Levels of Indigenous Fruit - South Africa

An interesting study evaluated ten indigenous South African fruits for their antioxidant activity and compared the results with blueberry and cranberry. The antioxidant potency were from high to low: Wild plum, wild olive, Cape sumach, blueberry, Christmas berry, cross berry, waterberry, cranberry, tortoise berry, bietou, num-num and sour fig. Antioxidant-rich blueberry and cranberry ranked ...

Antioxidant, antiinflammatory activities and HPLC

The antioxidant and antiinflammatory activities of the methanol:chloroform (1:1) extracts of 16 Salvia species indigenous to South Africa were evaluated. Antioxidant activity was measured using ...

IN VITRO ANTIOXIDANT ACTIVITY OF EXTRACTS FROM

IN VITRO ANTIOXIDANT ACTIVITY OF EXTRACTS FROM THE LEAVES OF FELICIA MURICATA THUNB. AN UNDERUTILIZED MEDICINAL PLANT IN THE EASTERN CAPE PROVINCE, SOUTH AFRICA . By A. O. T. Ashafa, D. S. Grierson and A. J. Afolayan. Abstract. Felicia muricata is a medicinal plant used for the management of different human and livestock diseases in the Eastern Cape Province of South Africa. The antioxidant ...

Antioxidant Activity of Pomegranate Juice and Its ...

15/09/2000  Science, Private Bag X1, Matieland 7602, South Africa The antioxidant activity of pomegranate juices was evaluated by four different methods (ABTS, DPPH, DMPD, and FRAP) and compared to those of red wine and a green tea infusion. Commercial pomegranate juices showed an antioxidant activity (18-20 TEAC) three times higher than those of red wine and green tea (6-8 TEAC). The activity

Antioxidant, antiinflammatory activities and HPLC

Abstract The antioxidant and antiinflammatory activities of the methanol:chloroform (1:1) extracts of 16 Salvia species indigenous to South Africa were evaluated. Antioxidant activity was measured using the 2,2′-azino-bis (3-ethylbenzothiazoline-6-sulfonic acid) (ABTS) and the 2,2-diphenyl-1-picrylhydrazyl (DPPH) scavenging assays and compared to the control values obtained with Trolox ® .

Antimicrobial and antioxidant efficacy of Citrus limon L ...

01/01/2016  1. Introduction. The skin, the largest human body organ, provides a major interface between the environment and the body and is constantly exposed to an array of chemical and physical environmental pollutants (Bickers and Athar, 2006).The use of medicinal plants in the treatment of skin diseases had been practiced by the indigenous people of the Eastern Cape Province (South Africa)

Yeast alpha glucosidase inhibitory and antioxidant ...

01/08/2010  In a country like South Africa, where a great proportion of the population relies on plant-derived remedies to treat diseases, such inhibitors may come in the form of medicinal plant preparations. Many medicinal plant species have α-glucosidase inhibitory activity. Andrade-Cetto et al. (2008) reported that Cecropia abtusifolia, Malmea depresa and Acosmium panamense have α-glucosidase ...