Zobrazeno 1 - 9 of 9 pro vyhledávání: '"Antonio C, Siani"'
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Akademický článek
Contribution to the study of Himatanthus sucuuba: latex macromolecule, microelements and carbohydrates
Autor: Jefferson Rocha de A. SILVA, Ana Claudia F. AMARAL, Antonio C. SIANI, Claudia M. REZENDE, Judith FELCMAN, Angelo C. PINTO
Publikováno v: Acta Amazonica, Vol 33, Iss 1, Pp 105-110 (2003)
The polymeric material in the latex of Himatanthus sucuuba (Spruce) Woodson was identified by spectroscopic methods as cis-polyisoprene (Mn = 192; Mw = 571; Mw/ Mn = 2.97). ICP-MS analysis of microelements in the aqueous phase showed the most abundan
Externí odkaz: https://doaj.org/article/02a4bf07b5294ac7b4dd8f1c374d6c8a
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A dinâmica Universidade-Empresa na área farmacêutica: Alguns indicadores gerais da Indústria, Academia Científica e Governo para o caso brasileiro
Autor: Antonio C. Siani, Paula G. Santos
Publikováno v: Revista Fitos. 7:155-168
Este estudo faz um balizamento da relação Universidade-Empresa (U-E) em sua atuação no setor farmacêutico, visto como impulsionador da inovação. A partir de análises publicadas sobre o tema na literatura, são abordados os aspectos que caract
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::502fdd4657c4371d980198bb517c965c
https://doi.org/10.32712/2446-4775.2012.150
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5
Akademický článek
POLYPHENOL AND TRITERPENOID CONSTITUENTS OF Eugenia florida DC. (MYRTACEAE) LEAVES AND THEIR ANTIOXIDANT AND CYTOTOXIC POTENTIAL
Autor: Priscila F. P. Santos, Luiz N. L. F. Gomes, José L. Mazzei, Ana Paula A. Fontão, André L. F. Sampaio, Antonio C. Siani, Ligia M. M. Valente
Publikováno v: Química Nova, Vol 41, Iss 10, Pp 1140-1149
Leaves of Eugenia florida DC. have been used in folk medicine as hypotensive, hypoglycemic, antipyretic and for gastrointestinal disorders, among others. In this study dried leaves were extracted with ethanol and the extract was partitioned with hexa
Externí odkaz: https://doaj.org/article/85cadc35ded442ce9947fa5ace3d4b19
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Flavonoids bearing an O-arabinofuranosyl-(1--3)-rhamnoside moiety from Cladocolea micrantha: inhibitory effect on human melanoma cells
Autor: Anderson C, Guimarães, Alvicler, Magalhães, Marcos J, Nakamura, Antonio C, Siani, Christina, Barja-Fidalgo, André L F, Sampaio
Publikováno v: Natural product communications. 7(10)
Eleven known triterpenes (alpha-amyrin, beta-amyrin, lupeol, and their respective acetates, 3-O-acetyl derivatives of betulinic, oleanolic, and ursolic acids, cycloartenol, and tirucall-7,24-dienol), two new flavonols presenting an uncommon interglyc
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::a750435cd1cd494349bbb3d19ae2acf5
https://pubmed.ncbi.nlm.nih.gov/23156996
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Diastereoselection in the LiA1H4 reduction of severely hindered β-diketones examples of -curtin-hammett preequilibrium conditions
Autor: Antonio C. Siani, Jorge Marquet, M. E. Lloris, Nicanor Gálvez, Marcial Moreno-Mañas
Publikováno v: Tetrahedron. 48:3603-3610
LiA1H4 Reduction of α-adamantyl(and tert-butyl)-β-diketones occur under anti-Curtin-Hammett preequilibrium conditions, each preferred conformer leading to a different stereoisomeric diol, whereas reduction of 3-adamantyl-3-methyl(and ethyl)pentane-
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3aff16ecc77519457c8191688648f3d9
https://doi.org/10.1016/s0040-4020(01)88498-2
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5-Methoxyjusticidin A, a New Arylnaphthalene Lignan from Protium unifoliolatum
Autor: Ivo Vencato, M. das G. B. Zoghbi, Esther L. A. Wolter, Antonio C. Siani
Publikováno v: Journal of Natural Products. 61:796-797
A new arylnaphthalene lignan, 9-(1,3-benzodioxol-5-yl)-4,5,6, 7-tetramethoxynaphtho[2,3-C]furan-1(3H)-one (5-methoxyjusticidin A, 1), was isolated from a Et2O extract of the wood of Protium unifoliolatum. The structure of 1 was determined by both spe
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c69b81bac30d8a251a112db504fce191
https://doi.org/10.1021/np9702291
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Polyphenol Profile and Quantitative Assessment of the Flavonoid Kaempferitrin in Wild and Cultivated Brazilian Amazonian Uncaria guianensis (Rubiaceae)
Autor: Ligia M. M. Valente, Rita de Cássia Alves Pereira, Antonio Carlos Siani, Matheus O. Souza, Luis A. Berrueta, Rodolfo S. Barboza, Blanca Gallo, Djavan da Paixão
Publikováno v: Addi. Archivo Digital para la Docencia y la Investigación
instname
Repositório Institucional da EMBRAPA (Repository Open Access to Scientific Information from EMBRAPA-Alice)
Empresa Brasileira de Pesquisa Agropecuária (Embrapa)
instacron:EMBRAPA
Journal of the Brazilian Chemical Society, Volume: 32, Issue: 8, Pages: 1670-1679, Published: 28 JUL 2021
Journal of the Brazilian Chemical Society v.32 n.8 2021
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
The Amazonian Rubiaceae species Uncaria guianensis (UG) is locally used as antiinflammatory, antitumor, antidiabetic, anti-ulcers, and others. The phenolic content of its leaves is characterized by the great predominance of the flavonoid kaempferol-3
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::667b5f1960b121fff73c3870dd596efc
http://hdl.handle.net/10810/53112
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