25 documents found, page 1 of 3
Bioactive pyrones and flavonoids from Cryptocarya ashersoniana seedlings
Ricardo, Maria A. G. [UNESP]; Andreo, Márcio A. [UNESP]; Cavalheiro, Alberto J. [UNESP]; Gamboa, Ian C. [UNESP]; Bolzani, Vanderlan S. [UNESP]Made available in DSpace on 2022-04-29T08:47:48Z (GMT). No. of bitstreams: 0 Previous issue date: 2004-09-19; The bioassay directed fractionation of the EtOH extract from leaves of Cryptocarya ashersoniana seedlings led to the isolation of two flavonol glucosides: iso-quercitrin and hyperin, which exhibited free radical scavenging activity towards DPPH (IC50 34.4 μM and 32.7 μM, respectively) and were compared ...
Radical scavenging capacity of Piper arboreum and Piper tuberculatum (Piperaceae)
Regasini, Luis O. [UNESP]; Cotinguiba, Fernando [UNESP]; Siqueira, Janaina R. [UNESP]; Bolzani, Vanderlan S. [UNESP]; Silva, Dulce H.S. [UNESP]Made available in DSpace on 2022-04-28T20:51:08Z (GMT). No. of bitstreams: 0 Previous issue date: 2008-12-01; In the scope of our ongoing researchers on antioxidant compounds, twenty four extracts and fractions obtained from Piper arboreum Aublet and Piper tuberculatum Jacq. (Piperaceae) were screened for radical scavenging capacity (RSC) by using DPPH colorimetric assay. The strongest activity was found in eth...
Study of salmonella typhimurium mutagenicity assay of (z)-piplartine by the ame...
de Morandim-Giannetti, Andreia A. [UNESP]; Cotinguiba, Fernando [UNESP]; Regasini, Luis O. [UNESP]; Frigieri, Mariana C. [UNESP]Made available in DSpace on 2022-04-28T22:48:46Z (GMT). No. of bitstreams: 0 Previous issue date: 2011-06-15; Phytochemical studies carried out with Piperaceae species have shown great diversity of secondary metabolites among which are several displayed considerable biological activities. The species Piper tuberculatum has been intensively investigated and a series of amides have been described. For instance, (...
Can Statistical Evaluation Tools for Chromatographic Method Development Assist ...
Mannochio-Russo, Helena [UNESP]; Bueno, Paula Carolina P.; Bauermeister, Anelize; De Almeida, Rafael Felipe; Dorrestein, Pieter C.Made available in DSpace on 2021-06-25T10:45:11Z (GMT). No. of bitstreams: 0 Previous issue date: 2020-11-25; Proper chromatographic methods may reduce the challenges inherent in analyzing natural product extracts, especially when utilizing hyphenated detection techniques involving mass spectrometry. As there are many variations one can introduce during chromatographic method development, this can become a daun...
Bioactive Bioflavonoids from Platonia insignis (Bacuri) Residues as Added Value...
Ribeiro, Dayane C. [UNESP]; Russo, Helena M. [UNESP]; Fraige, Karina [UNESP]; Zeraik, Maria L.; Nogueira, Cláudio R.; da Silva, Patrícia B.Made available in DSpace on 2021-06-25T10:55:13Z (GMT). No. of bitstreams: 0 Previous issue date: 2021-04-01. Added 1 bitstream(s) on 2021-07-15T15:05:25Z : No. of bitstreams: 1 S0103-50532021000400786.pdf: 944248 bytes, checksum: 167925933dc0ec4ec63ea2afbf080153 (MD5); Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq); Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP); Platonia i...
Identification of a Prenyl Chalcone as a Competitive Lipoxygenase Inhibitor: Sc...
Zeraik, Maria Luiza [UNESP]; Pauli, Ivani; Dutra, Luiz A. [UNESP]; Cruz, Raquel S. [UNESP]; Valli, Marilia [UNESP]; Paracatu, Luana C. [UNESP]Made available in DSpace on 2021-06-25T10:59:13Z (GMT). No. of bitstreams: 0 Previous issue date: 2021-04-12; Fundação Araucária; Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP); Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq); Cyclooxygenase (COX) and lipoxygenase (LOX) are key targets for the development of new anti-inflammatory agents. LOX, which is involved in the biosynth...
A green and sustainable method for monitoring the chemical composition of soybe...
Borges, Maiara S. [UNESP]; Zanatta, Ana C. [UNESP]; Souza, Otávio A. [UNESP]; Pelissari, João H. [UNESP]; Camargo, Júlio G.S. [UNESP]Made available in DSpace on 2021-06-25T11:06:09Z (GMT). No. of bitstreams: 0 Previous issue date: 2021-07-01; Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP); Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES); Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq); Introduction: Soybean is one of the most important crops in the world, an important source of isoflavo...
Discovery of a Beetroot Protease Inhibitor to Identify and Classify Plant-Deriv...
Retzl, Bernhard; Hellinger, Roland; Muratspahić, Edin; Pinto, Meri E. F. [UNESP]; Bolzani, Vanderlan S. [UNESP]; Gruber, Christian W.Made available in DSpace on 2021-06-25T11:06:53Z (GMT). No. of bitstreams: 0 Previous issue date: 2020-11-25; Plant peptide protease inhibitors are important molecules in seed storage metabolism and to fight insect pests. Commonly they contain multiple disulfide bonds and are exceptionally stable molecules. In this study, a novel peptide protease inhibitor from beetroot (Beta vulgaris) termed bevuTI-I was isola...
Cyclotides from Brazilian Palicourea sessilis and Their Effects on Human Lympho...
Pinto, Meri Emili F. [UNESP]; Chan, Lai Yue; Koehbach, Johannes; Devi, Seema; Gründemann, Carsten; Gruber, Christian W.; Gomes, MarioMade available in DSpace on 2021-06-25T11:10:52Z (GMT). No. of bitstreams: 0 Previous issue date: 2021-01-22; Cyclotides are plant-derived peptides found within five families of flowering plants (Violaceae, Rubiaceae, Fabaceae, Solanaceae, and Poaceae) that have a cyclic backbone and six conserved cysteine residues linked by disulfide bonds. Their presence within the Violaceae species seems ubiquitous, yet not ...
Linear peptide analogues from Jatropha's orbitides promote migration of human n...
Ramalho, Suelem D. [UNESP]; Pinto, Meri Emili F. [UNESP]; Andricopulo, Renata K.; Sanches, Paulo R. S. [UNESP]; Silveira, Edilberto R.Made available in DSpace on 2020-12-12T02:32:05Z (GMT). No. of bitstreams: 0 Previous issue date: 2019-01-01. Added 1 bitstream(s) on 2021-07-15T15:07:38Z : No. of bitstreams: 1 S0103-50532019001002153.pdf: 2794919 bytes, checksum: cd2b9335294d2b610a9abbd5dc742734 (MD5); Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP); Orbitides are a class of small naturally occurring cyclic peptides with structu...