Search Results - "Santin, Silvana"
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Chemical profile, antioxidant and anti-inflammatory properties of Miconia albicans (Sw.) Triana (Melastomataceae) fruits extract
Published in Journal of ethnopharmacology (12-06-2021)“…Miconia albicans (Sw.) Triana has been widely used in Brazilian popular medicine for the treatment of several diseases. Aerial parts are used as an infusion to…”
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Acyl-Homoserine Lactone from Plant-Associated Pseudomonas sp. Influences Solanum lycopersicum Germination and Root Growth
Published in Journal of chemical ecology (01-08-2020)“…It is known that plant and associated bacteria coevolved, but just now the roles of chemical signaling compounds in these intricate relationships have been…”
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CHEMICAL CONSTITUENTS AND EVALUATION OF ANTIPROLIFERATIVE AND ANTI-INFLAMMATORY ACTIVITIES FROM Psychotria schlechtendaliana (RUBIACEAE)
Published in Química Nova (01-01-2024)“…Phytochemical study of Psychotria schlechtendaliana (Rubiaceae) aerial parts resulted in the isolation of alkaloids 4-N-oxide harmane (1) and strictosidinic…”
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Synthesis of Highly Ordered Mesoporous MCM-41: Selective External Functionalization by Time Control
Published in Journal of the Brazilian Chemical Society (01-08-2019)“…Sol-gel synthesis is commonly used to modify the surface of mesoporous silica nanoparticles (MSN) with organic groups through the co-condensation method. The…”
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Cytotoxicity and anti-inflammatory effects of the extract, fractions and alkaloids from Palicourea minutiflora (Rubiaceae)
Published in Natural product research (18-11-2021)“…Palicourea species has been used in folk medicine in the treatment of some diseases including cancer and inflammatory disorders. This work aimed to evaluate…”
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Acyl-homoserine Lactone from Saccharum × officinarum with Stereochemistry-Dependent Growth Regulatory Activity
Published in Journal of natural products (Washington, D.C.) (27-05-2016)“…Acyl-homoserine lactones (AHLs) are a class of compounds produced by Gram-negative bacteria that are used in a process of chemical communication called quorum…”
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Antiproliferative activity and energy calculations of a new triterpene isolated from the palm tree Acrocomia totai
Published in Natural product research (18-11-2021)“…Acrocomia totai Mart (Arecaceae) is a palm tree native to South America, widely studied for biodiesel production. The aim of this work was to perform the first…”
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Isolation of hopane triterpenes and other constituents from Machaerium brasiliense vogel (Fabaceae)
Published in Biochemical systematics and ecology (01-12-2020)“…Phytochemical study of Machaerium brasiliense leaves extract afforded three hopane triterpenes 3,4-seco-21β-H-hop-22 (29)-en-3-oic acid (1), hopenone B (2),…”
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Minutifloroside, a New Bis-Iridoid Glucoside with Antifungal and Antioxidant Activities and Other Constituents from Palicourea minutiflora
Published in Journal of the Brazilian Chemical Society (01-03-2020)“…A new bis-iridoid glucoside minutifloroside (1) was isolated from Palicourea minutiflora, together with asperuloside, (-)-epicatechin, catechin, quercetin,…”
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Antiproliferative activity and chemical constituents of Lonchocarpus cultratus (Fabaceae)
Published in Natural product research (01-06-2021)“…The aerial parts of L. cultratus were submitted to a phytopharmacological investigation in order to isolate and identify the major secondary metabolites and…”
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Crispoic acid, a new compound from Laelia marginata (Orchidaceae), and biological evaluations against parasites, human cancer cell lines and Zika virus
Published in Natural product research (17-12-2018)“…The phytochemical study of Laelia marginata (Lindl.) L. O. Williams (Orchidaceae) led to the isolation of a new natural product named crispoic acid (1),…”
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Biphenanthrene from Stanhopea lietzei (Orchidaceae) and its chemophenetic significance within neotropical species of the Cymbidieae tribe
Published in Biochemical systematics and ecology (01-04-2020)“…Orchidaceae are one of the largest families of flowering plants. In this work, the first phytochemical study of the non-flowering parts of the South American…”
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Anti-inflammatory and antiproliferative activities of Ixora brevifolia Benth. (Rubiaceae)
Published in Natural product research (01-06-2018)“…The crude extract and fractions from the branches of Ixora brevifolia, a tree found in the Brazilian Cerrado, were tested for anti-inflammatory and in vitro…”
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Acute toxicity, antiedematogenic activity, and chemical constituents of Palicourea rigida Kunth
Published in Zeitschrift für Naturforschung C. A journal of biosciences (01-03-2016)“…The phytochemical study of the leaves, roots, and flowers of led to the isolation of the triterpenes betulinic acid ( ) and lupeol ( ), the diterpene phytol (…”
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Ixorine, a New Cyclopeptide Alkaloid from the Branches of Ixora brevifolia
Published in Journal of the Brazilian Chemical Society (01-04-2016)“…The isolation and structure determination of new cyclic peptide alkaloid ixorine, along with five known constituents frangulanine, syringaresinol, cinnamtannin…”
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Chemical constituents of Machaerium hirtum Vell. (Fabaceae) leaves and branches and its anti-inflammatory activity evaluation
Published in Natural product research (01-09-2013)“…Leaves and branches of Machaerium hirtum Vell. (Fabaceae), native to South America, were subjected to phytopharmacological investigation in order to identify…”
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Bioguided Identification of Antifungal and Antiproliferative Compounds from the Brazilian Orchid Miltonia flavescens Lindl
Published in Zeitschrift für Naturforschung C. A journal of biosciences (01-01-2014)“…The Orchidaceae family is appreciated worldwide for the beauty of its flowers, and hundreds of species of this family occur in Brazil. Yet little is known…”
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Cytotoxic activity of Guettarda pohliana Müll. Arg. (Rubiaceae)
Published in Natural product research (01-09-2013)“…The cytotoxic activity of crude extracts and their fractions from leaves and roots of G. pohliana was assessed against nine human cancer cell lines: melanoma…”
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Antiprotozoal alkaloids from Psychotria prunifolia (Kunth) Steyerm
Published in Journal of the Brazilian Chemical Society (01-02-2012)“…The continuity of the phytochemical study of crude extracts of P. prunifolia's roots and branches led to the isolation of five indole-β-carboline alkaloids…”
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