. The examined medicinal plants and natural products are potent androgenic . Antioxidant activity of different medicinal plants using DPPH scavenging method. In medicinal use, antioxidant activity is generally due to their ability to exhibit radical scavenging capacities. By using our site, you agree to our collection of information through the use of cookies. . antioxidant activity are capable of exerting protective effects against oxidative stress in biological systems (13-16).

The effect of plant extracts (100-1000 g/mL) on TM3 Leydig cells was assessed using 3-(4,5-Dimethylthiazol-2-yl)-2,5-diphenyltetrazolium (MTT) assay. Methods: In the current study ethanolic extract of Ocimum kilimandscharicum, Thymus serpyllum, Spilanthes acmella and their combination in equal ratio were used for their ability to counter oxidative stress. Plants Res. A number of medicinal plants used in the management or treatment of diabetes in folk medicine have been proven to possess a large amount of bioactive components which elicit antihyperglycemic or antidiabetic activity [371, 372]. This study evaluated potential antidiabetic and antiobesity properties in vitro of selected medicinal plants. Arredondo F, Dajas F, et al. Najeebah Az . Hexane, Diethyl ether extract of plants was studied at 1% concentration. A possible mechanism of the antioxidant action of . Extracts were prepared by maceration of each plant material in chloroform: methanol (C: M; 1:1 v/v) mixture. The antioxidant activity of the plant extracts was determined by a spectrophotometric method based on the ability of an antioxidant to reduce a ferric (Fe 3+) ion from the Fe 3+ -TPTZ complex to the ferrous (Fe 2+) ion from a Fe 2+ -tripyridyltriazine complex through the donation of an electron at low pH 32. Sl. Among the extracts from Curcuma longa, Caffea arabica, Tribulus terrestris, Bacopa monnieri andTrigonella foenum- graecum, the Curcuma longaand coffee bean extract (Caffea arabica) showed greater antioxidant activity measured as scavenging of DPPH, superoxide radicals, reducing power and inhibition of microsomal lipid peroxidation. 2013 ).

Introduction Thus, Our systematic research showed that this three common plants of Sahara desert has diversified phytochemicals possessing satisfying extent of antimicrobial, antibiofilm and antioxidant activities. KEYWORD: Antioxidant activity, DPPH assay, Total antioxidant activity, Medicinal plant. hence, the aim of this work was to study the antioxidant activity of extracts obtained from the following medicinal plants: caraway ( carum carvi l.), coltsfoot ( tussilago farfara l.), dandelion ( taraxacum officinale f.h.wigg.

Leontopodium alpinum Cass. It was observed that the plant extract showed antimicrobial activity against gram-positive bacteria and less activity against gram-negative bacteria 15, whereas the present study result . According to the folk experts in this field, there are so many cases that have benefited from treatment by these herbal medicinal plants after they lost their faith in treatment by the medicament. Introduction Plants have been widely used for healing diverse diseases, since ancient times. 2017), anti-inflammatory (Tavakoly et al. In plants, phenolics can act as antioxidants by donating electrons to guaiacol-type peroxidases for the detoxification of H 2 O 2 produced under stress conditions 36. The aqueous extracts of 13 medicinal plants widely used in oriental medicine were examined for their reducing power, scavenging ability toward superoxide and hydroxyl radicals, and their inhibitory effect on lipid peroxidation.

O. Odukoya, and H. A. typica schneider, euonymus alatus apterus, hovenia dulcis thunberg, prunus yedoensis matsumura, albizzia julibrissin . Antioxidant properties have been attributed to the essential oils but a great diversity of results has been reported, mainly attributed to the chemical composition of the essential oils and the diversity of tests used. Flavonoid contents were between 25.15 0.8 and 78.3 4.5 mg g-1. Pomegranate peels crude juice exhibited the highest antioxidant activity assessed by the aforementioned methods in comparison with other medicinal plants crude juices.

Deepa et al., (2013) investigated the correlation between the polyphenols, flavonoid and tannin content with the antioxidant activity of the methanolic and . Anacardium plants have received increasing recognition due to its nutritional and biological properties. Food Bioprod Process 2011;89:217- 33. Phenolics also provide protection against UV radiation through their potent radical scavenging ability. Of these, MeOH extracts of seven plants, including Euphorbia thymifolia (leaf), Gnetum montanum (stem), Heterosmilax erythrantha (root), Morus alba (leaf), Syzygium formosum (leaf), Jussiaea repens . Solvent Extraction and Its Effect on Phytochemical Yield and Antioxidant Capacity of Woody Medicinal Plant, Polyalthia bullata Munirah Adibah Kamarul Zaman, a Azzreena Mohamad Azzeme, a, * Siti Nurhafizah Ramli, a Noor Azmi Shaharuddin, a,c Syahida Ahmad, and Siti Nor Akmar Abdullah b,c Polyalthia bullata is a woody medicinal plant that contains antioxidant compounds. The antioxidant hypothesis is however under discussion, and recent evidence suggested that its role has heavily been overestimated [25]. The hot water (WE) and ethanol extracts (EE) of sweet gale (Myrica gale L.), roseroot (Rhodiola rosea L.), sheep sorrel (Rumex acetosa L.), stinging nettles (Utrica dioica L.) and dandelion (Taraxacum officinale L.) were tested for total antioxidant capacity using ferric reducing . The recent studies have investigated that the antioxidant effect of plant products is mainly attributed to phenolic compounds such as flavonoids, phenolic acids, tannins etc. No. The value of medicinal plants lies in some chemical substances having physiological role in human body; the most important of these are alkaloids, polyphenols and flavonoids. Deepa et al., (2013) investigated the correlation between the polyphenols, flavonoid and tannin content with the antioxidant activity of the methanolic and . .

It is a traditional medicinal plant characterized by its leaves that have a wide range of biological activities such as antioxidants, high blood pressure, anti-cancer and anti-microbial as it .

A significant . Those phenolics are mostly regarded to confer upon the antioxidant activity of medicinal and food plants, making a marked contribution in the fight against many pathological conditions such as.

Antioxidant activities were evaluated by four assays: an antioxidant activity assay using Saccharomyces cerevisiae, a DPPH ((2, 2-diphenyl-1-picrylhydrazyl) assay to assess free radical scavenging . Najeebah Az . The seeds and leaves of this herb are broadly used for medicinal objectives, such as an anti-microbial (Subhapriya and Gomathipriya 2018), and anti-cancer (El Bairi et al. The focus of this study was to investigate the anti-plasmodial activity, cytotoxicities and antioxidant properties of eight (8) Ghanaian medicinal plants. In present study, we carried out a systematic record of the relative antioxidant activity in selected Iranian medicinal plant species' extracts. In this study, total 11 phytochemicals were screened from methanol extract of four medicinal plants, wherein . Fruits of Phyllanthus acidus were found to have antibacterial, cytotoxic and antioxidant properties using methanol as solvent. Leaves L. Antioxidant activity by DPPH radical scavenging method of ageratum conyzoides. At 30 days after . The present study was conducted to evaluate preliminary phytochemical analysis and in vitro antioxidant activities of five plants (Olea europaea, Kigelia . Synergistic antioxidant activity of selected medicinal plants in Brunei Darussalam and its application in developing fortified pasta. 1,2 Accumulation of free radicals can cause pathological conditions such as . Screening of antioxidant activity of three Indian medicinal plants, traditionally used for the management of . Conclusion: In sum, it can be said that the threeplant species showed potent antioxidant and analgesic activities. The antibacterial and antioxidant activities and phytochemical contents of extracts, obtained from eight medicinal plants used by Aboriginal people of New South Wales, Australia, for the treatment of skin related ailments, were assessed to add value to and provide an evidence-base for their traditional uses.

Medicinal plants are potential sources of new drugs to improve the treatment of diseases whose treatment is associated to anti-oxidative agents. Fractionation of . Oxygen radical absorbance capacity (ORAC) and total polyphenol content of 25 Bulgarian medicinal plants subjected to water or 80 % acetone extractions were investigated and compared.

around the globe About three quarters of the world's population rely on plant and their [2]. Several reports are available on the antioxidant activity of medicinal plant extracts in India.

Results The . Methods The total phenolic and flavonoid content were determined using standard method while antioxidant activity was determined by DPPH free radical scavenging activity method. It has been hypothesized that plant antioxidants may contribute to the beneficial health effects of dietary plants. Fortification of pasta with the plant powder blends had resulted a significant increase of DPPH antioxidant activity, while successfully maintaining indistinguishable features as the control pasta . 4084 J. Med. 2006;6:104-109. The antimicrobial . To commonly used medicinal plants with antioxidant activity known worldwide belong plants from several families, especially Lamiaceae (rosemary, sage, oregano, marjoram, basil, thyme, mints, balm), Apiaceae (cumin, fennel, caraway), and Zingiberaceae (turmeric, ginger). Thus, the present article .

Antioxidant compounds from plants can minimize the generation of free radicals [6,7] and alleviate diseases caused by oxidative stress [8,9]. Medicinal plants have been used as holistic therapies to support human health and wellbeing all over the world.

[Caricaceae] , stem bark of Thus, Our systematic research showed that this three common plants of Sahara desert has diversified phytochemicals possessing satisfying extent of antimicrobial, antibiofilm and antioxidant activities. Therefore, the aim of the present study was to evaluate the antibacterial, antiplasmodial, antitrypanosomal, and antioxidant activities of some Sudanese medicinal plants. On continuation of our screening project for the search of antioxidant activity of popular medicinal plants in Iran, we studied 13 plant extracts. This review presents some information about the antioxidant/antiradicals and. We evaluated the potential of salicylic acid (SA) priming for overcoming the adverse effects of cadmium stress in Mentha arvensis L. plants. This is not always the case when testing the antioxidant activities of plant extracts. Traditional remedies have a long-standing history in Cameroon and continue to provide useful and applicable tools for treating ailments. Table 1. In the present investigation focused on qualitative, quantitative phytochemical and in vitro antioxidant activity of Cadaba fruticosa and Capparis . The threeplant extracts have reduced the pain by both these methods in mice in a dosedependent manner. [View Full Article DOI] ABSTRACT: The aim of this study was to explore phytochemical profiling, antioxidant and antibacterial activity of four medicinal plants including Catharanthus roseus, Aegle marmelos, Moringa oleifera, and Ageratum conyzoids grown in Sylhet district, Bangladesh. This study aims to analyze the phytochemicals as plant secondary metabolites, evaluate the antioxidant and antibacterial activities of Rubus ellipticus, Ziziphus mauritiana, Pyrus pashia, and Drynaria coronans extracts that are commonly being used as traditional medicine. medicinal plants is more effective and safe remedy. Peucedanum ostruthium (L.) W. D. J. Koch (Apiaceae) is a worldwide perennial herb native to the mountains of central Southern Europe. Their antioxidant activity accounted for 69% of the activity of the reference compound -tocopherol. The rhizome has a long tradition in popular medicine, while ethnobotanical surveys have revealed local uses of leaves for superficial injuries. Hassawi D., Kharma A. Antimicrobial activity of medicinal plants against Candida albicans.

Background: The medicinal plants have bioactive compounds which provide them unique properties against different diseases.Objective: The aim of this study was to determine the antioxidant and free radicals scavenging activities of medicinal plants such as Withania coagulans, Cestrum nocturnum, Cymbopogon citratus and Catharanthus roseus.Materials and methods: The antioxidant and free radicals . B. Coker, "Phytochemical screening and free radical scavenging activity of some Nigerian medicinal plants," Journal of Pharmaceutical Sciences and Pharmacy . Fortification of pasta with the plant powder blends had resulted a significant increase of DPPH antioxidant activity, while successfully maintaining indistinguishable features as the control pasta . Table 2Total polyphenol content and antioxidant activities of 20 Sri Lankan medicinal plant extractsa Plant name/ reference compound Total antioxidant activities IC 50 in DPPH assay g/mL b d FRAP assay M c IC 50 in NO assay g/mL Justicia adhatoda L. syn Adhatoda vasica Nees 151.571.56 4.350.23 241.703.45 1,1-diphenyl-2-picryl hydrazyl (DPPH) radical scavenging effect of the extracts was determined . In this study five different medicinal plants i.e., Bunium persicum, Dactylorhiza hatagaria, Satyrium nepalense, Urtica diocia, and Viscum album of Garhwal Himalayan region were screened for the presence of major phytochemical compounds and also analyzed for their antioxidant . In recent years, many researchers focus on medicinal plants and most of the pharmaceutical industry is vastly reliant on plant materials for the extraction of therapeutically important compounds. antioxidant activities [19-24]. thanol extracts of the plants evaluated showed low antioxidant activity, with a IC50 between 1.94 and 6.16 mg/ml. In the current study, the distribution of these moieties in three medicinal plant extracts belonging to different families was assessed. Among those, essential oils from aromatic and medicinal plants has been known to exhibit antioxidant and antiacetylcholinesterase properties (Perry et al., 2003; Politeo et al., 2007; Sacchetti et al., 2005; Savelev et al., 2003). Several reports are available on the antioxidant activity of medicinal plant extracts in India. The antioxidant activity of the two plant crude extracts against 2,2-diphenyl-1-picrylhydrazyl (DPPH) radical was determined by UV spectrophotometry at 518 nm. Different zone of inhibition was observed in same plants in different studies which revealed that L. usitatissimum plant shows significant activity against S. aureus and least activity against K. pneumonia.

The antioxidant activities of these extracts were evaluated using 1, 1-Diphenyl-2-picrylhydrazyl ( DPPH) assay. Several methods have been developed to assay the antioxidant activity of herbal and plant extracts. Previous article Next article Keywords Polysaccharides Antioxidant activity 1. Abstract This study investigates the influence of extraction system on the extractability of polyphenol compounds and antioxidant activity of various medicinal plants. Considering the growing demand and the protected status of edelweiss in many countries, alternative methods of production have been developed, one of [.] Moreover, these plants also act as a potential host to beneficial microorganisms including bacteria and fungi (endophytes) which are considered as the most prospective source of bioactive compounds and are of immense importance to a wide range of areas like medicine . One hundred and twenty six Vietnamese traditional herbals belonging to 59 families were screened for their free radical (DPPH) scavenging activity and inhibitory effect on lipid peroxidation. Here, the anticancer, antimicrobial and antioxidant activities of ten antioxidant-rich Cameroonian medicinal plants and of some of their isolated compounds are evaluated.The plant extracts were prepared by maceration in organic solvents. In fact, several in vitro assays for the determination of antioxidant ability have been used. J Ethnopharmacol 108: 31-37. Methods: The ethanolic extracts of the leaves of Carica papaya Linn. 2018), anti-diabetic, and antioxidant agent (Bahmani et al. The studies show the medicinal plants with emphasis on their antimicrobial, antioxidant properties of Foeniculum vulgare, Cuminum cyminum, Pegnum harmala, Rosmarinus officinalis and Chenopodium album.

The study showed that a selected medicinal plant possesses potential against microbes and therapeutic significance and all the selected plant showed significance antioxidant potential up to 98 % RSA. Table 3 shows the percentage scavenging activity of the selected medicinal plants and the concentration of each extract needed to decrease the initial DPPH concentration by 50% (IC 50). In the current study, we carried out a comparative analysis of the antioxidant activities of extracts of the selected leaves of 6 common medicinal plants. The antioxidant activities of four medicinal plants traditionally used in the treatment of malaria in southwestern Nigeria were determined. Antioxidant activity of the plant extracts by DPPH-free radical scavenging activity. A review of the antioxidant potential of medicinal plant species. Among the diverse Anacardium plants' bioactive effects, their antioxidant, antimicrobial, and anticancer activities comprise those that have gained more attention. Full Article. INTRODUCTION Plants, as the source of medicine, have been playing an important role in the health services [1]. The total phenol varied from 24.1 1 to 289.5 5 mg g -1 in the extracts. The phytochemicals such as phenolics, flavonoids, anthocyanins, carotenoids,. Tested material Code % DPPH Scavenging activity at 50 g/ml IC50 (g/ml) 1 Aegle marmelos Methanolic extract 23.63 - Water extract 24.94 - 2 Albizzia lebbeck Methanolic extract 94.11 10.18 (8.46-12.18) Suckers of plants were primed with SA before transplanting them into soil. Medicinal plants have been reported to have antioxidant, antibacterial, or antimicrobial activities that have been credited to the presence of secondary metabolites such as alkaloids, flavanols, flavones, tannins, saponins, steroids, and other secondary metabolites [].Many studies have also reported that medicinal plants contain a wide variety of free radical scavenging molecules, which act . . Peter O, Magiri E, Auma J, Magoma G, Imbuga M, Murilla G. Evaluation of in vivo antitrypanosomal activity of selected medicinal plant extracts. The phenolics and flavonoids of medicinal herbs contribute to the antioxidant activities of plants [4,6,10], and act as anti-inflammatory agents . This study aims to determine the relationship between the antioxidant and anti-inflammatory activities of the thirteen herbs and two fungi extracts, and their total phenolic and flavonoid contents. Go to: 1. Production of proinflammatory molecules such as TNF- . A, Proenc C, Serralheiro MLM, Arujo MEM (2006) The in vitro screening for acetylcholinesterase inhibition and antioxidant activity of medicinal plants from Portugal. The chloroform and aqueous extracted of the selected plants were subjected to TLC bioautography for antioxidant activity later all the extracted were subjected for DPPH assay where the chloroform extracts were found . Phenolic compounds have been shown to be responsible for the antioxidant activity of plant materials and hence many of the natural polyphenols . Background In an attempt to explore the scientific basis for the pharmacological benefits the antioxidant and antimicrobial activities of Ipomoea mauritiana whole plant methanol extract were assessed. Five plant species namely, Phyllanthus acidus, Piper aduncum, Pandanus amaryllifolius, Macaranga peltata and Acacia mangium were analysed for their effective in-vitro bioactivity.

The activity of eight polysaccharides ranged from 20 to 45%, while the fructofuranan from P. lanceolata var. The plants were collected from the district of Pithoragarh, Uttarakhand and extracted by soxhlet's apparataus using absolute ethanol (99.9%). Antioxidant compounds from plants can minimize the generation of free radicals [6,7] and alleviate diseases caused by oxidative stress [8,9]. Many medicinal plants contain large amounts of antioxidants such as polyphenols, which can play an important role in adsorbing and neutralizing free radicals, quenching singlet and triplet oxygen, or decomposing peroxides. A tocopherol graph was plotted by using-tocopherol as standard and the total antioxidant activity . Background This study was focused on the measurement of anticancer properties of six medicinal plants from western Nepal in three cell lines; HeLa, Hep3B, and HCT116, and anti-inflammatory properties in RAW 264.7 cell line through NO, PGE2, and TNF- production. thanol extracts of the plants evaluated showed low antioxidant activity, with a IC50 between 1.94 and 6.16 mg/ml. 2009;3 . In the present study, five medicinal plants were screened for their ovicidal activity againstHelicoverpaamigera ,Spodopteralitura ,Plutellaxylostella,Corcyracephalonica. . the antioxidant activities of ethanolic extracts obtained from medicinal plants (scutellaria baicalensis georgi, acanthopanax sessiliflorum seeman, pueraria lobata ohwi, portulaca oleracea linne, crataegus pinnatifida bunge var. Impulse voltamperometry was used to study the antioxidant activity of a series of tinctures from medicinal plants. . To experimentally validate these uses, plant material was collected in the Gran Paradiso National Park, Aosta Valley . The application of phytohormones through seed priming could enhance quality of important medicinal and aromatic plants (MAPs) under heavy metal stress. A number of secondary metabolites are present in its leaves, fruits, and other parts of the plant. The anti-plasmodial activity was determined using the SYBR green assay and the tetrazolium-based colorimetric assay (MTT) was employed to assess cytotoxicity of extracts to human RBCs and HL . All the tested plant extracts showed free radical scavenging activity. Jasmine et al., (2015) evaluated antioxidant and anticancer property of Ficus carica fruits. This plant extract might be a promising source of natural antioxidant which can be effective for the treatment of oxidative stress related disorders.

In spite of all these great attributes and potentials ascribed to medicinal plants used for the management/treatment . & Perr.. Abstract. The radical scavenging activities . The antioxidant activity of these plant The Garhwal Himalayan region is rich in medicinal plants, greatly valued by local inhabitants for health care needs. The study showed that a selected medicinal plant possesses potential against microbes and therapeutic significance and all the selected plant showed significance antioxidant potential up to 98 % RSA. Synergistic antioxidant activity of selected medicinal plants in Brunei Darussalam and its application in developing fortified pasta.

Effective concentrations were determined and a series of comparative evaluations of their antioxidant and antiradical activities was constructed; these were maximal in St. John's wort, ginseng, rosewort, and Eleutherococcus. Production of proinflammatory molecules such as TNF- . Medicinal plants, as source of remedies, are widely used as alternative therapeutic tools for the prevention or treatment of many diseases. In addition, the phytochemical screening, total phenolic, flavonoid content, and antioxidant properties were evaluated. Keywords: Analgesic, Anthurium crystallinum, Antioxidant, Bougainvillea glabra, Licuala grandis. Read more. Jasmine et al., (2015) evaluated antioxidant and anticancer property of Ficus carica fruits. malaria. (edelweiss) is recognized as a frequent constituent of anti-aging skin care products, providing increased antioxidant and anti-inflammatory defense.

The interest of our work lies in the study of the antioxidant activity of five plants including Psidium guajava L., Euphorbia hirta L., Combretum micranthum G. Don, Eucalyptus camaldulensis Dehn and Terminalia avicennioides Guill. The reducing power of Herba Lycopi and Cortex Gleditsiae was more apparent than with other plants. libor roots was practically inactive. Indeed, increase in total antioxidant status has been shown to be important in recovery from malaria. ), lovage ( levisticum officinale l.), tarragon ( artemisia dracunculus l.) and white mulberry ( morus alba l.), . The phenolics and flavonoids of medicinal herbs contribute to the antioxidant activities of plants [4,6,10], and act as anti-inflammatory agents . Academia.edu uses cookies to personalize content, tailor ads and improve the user experience. The studies show the medicinal plants with emphasis on their antimicrobial, antioxidant properties of Foeniculum vulgare, Cuminum cyminum, Pegnum harmala, Rosmarinus officinalis and Chenopodium album. This study indorsed that CME has marked antioxidant activities. Medicinal plants contain blend of chemical compounds which may operate singly or in combination to heal diseases and for improving health as they are a good source of anti-oxidants (Bhatt et al. Medicinal plants have been known to treat simple to life-threatening diseases in different communities of Nepal for many years. You searched for: Journal Medicinal Plants Remove constraint Journal: Medicinal Plants Publication year rev 7978-2022 Remove constraint Publication year rev: 7978-2022 Publication Year 2022 Remove constraint Publication Year: 2022 Subject ethyl acetate Remove constraint Subject: ethyl acetate Subject antioxidant activity Remove constraint Subject: antioxidant activity Subject flavonoids Remove . The antioxidant activity was determined by measuring the radical scavenging effects against 2,2-diphenyl-1-picrylhydrazyl (DPPH) and 2,2'-azino-bis (3-ethylbenzothiazoline-6-sulfonic acid) (ABTS), and ferric-reducing (FRAP) capacity. Journal of Medicinal Plants Research. Antioxidant and cytotoxic activities and phytochemical screening of four Philippine medicinal plants. 2016). J Biol Sci.