نتایج جستجو برای: antioxidant antibacterial fraction

تعداد نتایج: 279353  

2018
Romana Parveen Tooba Naz Shamsi Gurjeet Singh Teeba Athar Sadaf Fatima

Triphala, an Indian ayurvedic triherbal formulation, is an equiproportional mixture of fruits of three herbs, amalaki (Emblica officinalis), haritaki (Terminalia chebula) and bibhitaki (Terminalia bellerica). The present study focused on phytocompounds detection and comparative analysis of various biochemical activities in the aqueous and methanolic extracts of triphala and its constituting her...

2012
K. C. Lamounier L. C. S. Cunha S. A. L. de Morais F. J. T. de Aquino R. Chang E. A. do Nascimento M. G. M. de Souza C. H. G. Martins W. R. Cunha

Maclura tinctoria (L.) D. Don ex Steud. has one of the highest qualities among the coefficients for Brazilian woods (up to 9.6) and resistance rates equivalent to Indian teak (Tectona grandis). In this study, the macromolecular constituents and total phenols compounds as well as the antioxidant and antibacterial activities of this wood were evaluated. Total phenols and proanthocyanidin levels w...

2010
M. B. Shailendra Kumar M. C. Rakesh Kumar A. C. Bharath H. R. Vinod Kumar T. R. Prashith Kekuda K. C. Nandini M. N. Rakshitha H. L. Raghavendra

Artocarpus lakoocha Roxb (Moraceae) is cultivated in Uttar Pradesh, Bengal, Khasi Hills and Western Ghats. Objectives of the present study were to determine antibacterial, antioxidant, anthelmintic and insecticidal efficacy of methanol extract of A. lakoocha fruit pericarp. Antibacterial activity was tested against by Agar well diffusion method. Antioxidant activity in terms of free radical sca...

2011
Abdullah Sulaiman Al-Ayed

3-((2E)-3(aryl)prop-2-enoyl)-2H-chromen-2-one 3 was synthesized from 4-hydroxy coumarin by refluxing 3-acetyl-4-hydroxy coumarin with aromatic aldehydes in chloroform in the presence of a catalytic amount of piperidine. 3 was converted to pyrazoles 4, 5 by treatment with hydrazine and phenylhydrazine in toluene, respectively. The structures of the new compounds were confirmed by elemental analy...

Journal: :Brazilian journal of biology = Revista brasleira de biologia 2017
G R Souza R G Oliveira-Junior T C Diniz A Branco S R G Lima-Saraiva A L Guimarães A P Oliveira A G M Pacheco M G Silva M O Moraes-Filho M P Costa C Ó Pessoa J R G S Almeida

This study was carried out to assess the antibacterial, cytotoxic and antioxidant activities of extracts of Morus nigra L. HPLC was used to determine the fingerprint chromatogram of the crude ethanolic extract (Mn-EtOH). The antibacterial effect was assessed through the method of microdilution. The cytotoxicity was tested against human tumour cell lines using the 3-(4,5-dimethyl-2-thiazolyl)-2,...

Zinc Oxide nanoparticles (ZnO-NPs) and graphene carbon material, due to lower drug resistance, can replace antibiotics, and by decorating of graphene with Zn-NPs, their properties can be greatly improved. The purpose of this study was to evaluate the antioxidant and antibacterial effects of ZnO-NPs biosynthesized using Crocus Sativus petal extract, graphene and graphene decorated by ZnO-NPs bio...

Journal: :Bangladesh Journal of Botany 2021

Antibacterial and antioxidant activities of three different extracts (acetone, methanol, n-hexane) Zanthoxylum armatum fruits leaves were investigated. The maximum inhibition zone was shown by methanolic leaf extract against K. pneumonia (20.51 ± 0.93). minimum (12.01 0.93) exhibited fruit S. typhi. highest activity recorded at 1000 ppm. Methanolic the most (89.8%) among all extracts, followed ...

2015
Anwesa Bag Rabi Ranjan Chattopadhyay Massimiliano Galdiero

The present study was carried out to evaluate the possible synergistic interactions on antibacterial and antioxidant efficacy of essential oils of some selected spices and herbs [bay leaf, black pepper, coriander (seed and leaf), cumin, garlic, ginger, mustard, onion and turmeric] in combination. Antibacterial combination effect was evaluated against six important food-borne bacteria (Bacillus ...

Journal: :مجله بین المللی زیست و زیست پزشکی 0
toma ibrahim department of chemistry, adamawa state university mubi, adamawa state, nigeria gidado gidado department of chemistry, modibbo adama university of technology, yola adamawa state, nigeria khan muluh department of chemistry, federal university of agriculture, makurdi, benue state, nigeria abel alexander department of chemistry, adamawa state university mubi, adamawa state, nigeria

phytochemical screening, antioxidant and antibacterial activities of aqueous and methanolic crude extracts of commiphora kerstingii leaves were investigated. the antioxidant and antibacterial properties of different solvent extracts of commiphora kerstingii plant were scrutinized. the phytochemical screening of the various extracts was carried out using standard methods and the results revealed...

2016
Yixiang Xu Sheanell Burton Chyer Kim Edward Sismour

Grape pomace is a potential source of natural antioxidant and antimicrobial agents. Phenolic compounds, antioxidant, and antibacterial properties of pomace extracts from four Virginia-grown grape varieties were investigated. White grape pomaces had higher (P < 0.05) solvent extraction yield than red varieties. Concentrations of total phenolic (TPC), total flavonoid (TFC), total anthocyanin (TAC...

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