Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Horlando C. da Silva"'
Autor:
LARA P. RICARTE, GABRIELI P. BEZERRA, NIRLA R. ROMERO, HORLANDO C. DA SILVA, TELMA L.G. LEMOS, ANGELA M. C. ARRIAGA, PÉRICLES B. ALVES, MARCELO B. DOS SANTOS, GARDENIA C.G. MILITÃO, THIAGO D.S. SILVA, RAIMUNDO BRAZ-FILHO, GILVANDETE M.P. SANTIAGO
Publikováno v:
Anais da Academia Brasileira de Ciências, Vol 92, Iss 1 (2020)
Abstract The essential oils obtained by hydrodistillation from fresh leaves of Vitex agnus-castus and Ocimum campechianum, and from fresh inflorescences of Ocimum carnosum were analysed by GC-FID and GC-MS. The major components of V. agnus-castus ess
Externí odkaz:
https://doaj.org/article/34972a7cd08b40edb54c9e4d6225306f
Autor:
Bruna M. de Mesquita, Patricia G. G. do Nascimento, Luciana G. S. Souza, Iolanda F. de Farias, Romézio A. C. da Silva, Telma L. G. de Lemos, Francisco J. Q. Monte, Irvila R. Oliveira, Maria T. S. Trevisan, Horlando C. da Silva, Gilvandete M. P. Santiago
Publikováno v:
Química Nova, Vol 41, Iss 4, Pp 412-416
In order to produce bioactive derivatives of carvacrol and thymol, nine derivatives of each compound were prepared through modifications the phenolic hydroxyl group. The structures of compounds were confirmed by spectral data from MS, IR and NMR. Car
Externí odkaz:
https://doaj.org/article/a382c414b76c49ac889ab06e8cdb45f4
Autor:
Gerlan Oliveira do Nascimento, Maria Teresa Salles Trevisan, Horlando C. da Silva, Gilvandete M. P. Santiago, Aurelio de Oliveira Monteiro, Ana Maria Amaral Silva, Jarbas Lima de Carvalho
Publikováno v:
Natural Product Research. 36:1604-1609
Phytochemical investigation of the stems of B. pulchella led to the isolation of the known compounds identified as a mixture of taraxerone (1) and β-amirenone (2), a mixture of sitosterol (3) and stigmasterol (4), 2-hydroxy-3,5-dimethoxybibenzyl (5)
Autor:
Horlando C. da Silva, Gilvandete M. P. Santiago, Henrique Douglas Melo Coutinho, Humberto Medeiros Barreto, Thiago Sampaio de Freitas, Mauro Macedo de Oliveira, Igor Kleber Campos Lima, Alexandre Magno Rodrigues Teixeira, Antonio Linkoln Alves Borges Leal, Carlos Emídio Sampaio Nogueira, Hélcio Silva dos Santos
Publikováno v:
South African Journal of Botany. 132:140-145
Flavonoids belong to the extensive group of polyphenols and have several biological activities such as anti-inflammatory, anti-ulcer, anticancer, antiviral, antibacterial, and antispasmodic. These compounds can thus be explored as a tool against mult
Autor:
Horlando C. da Silva, Paulo Nogueira Bandeira, Priscila Teixeira da Silva, C.L. Holanda, Evaristo Jose Pires Pereira, Jean Parcelli Costa do Vale, A.M.R. Teixeira, Gilvandete M. P. Santiago, Elnatan Bezerra de Souza, Hélcio Silva dos Santos, Jane Eire Silva Alencar de Menezes, Tigressa Helena Soares Rodrigues
Publikováno v:
South African Journal of Botany. 124:329-332
The seasonal variation in essential oils from leaves of Vitex gardneriana Schauer was studied. Analysis of the chemical composition showed the presence of 3 monoterpenes, 2 non-oxygenated (α-pinene and β-pinene) and 1 oxygenated (eucalyptol), and 2
Autor:
Horlando C, da Silva, Francisco das Chagas L, Pinto, Anderson F, de Sousa, Otília Deusdenia L, Pessoa, Maria Teresa Salles, Trevisan, Gilvandete M P, Santiago
Publikováno v:
Natural product research. 35(23)
Two steroids (
Autor:
Horlando C. da Silva, Otília Deusdênia L. Pessoa, Francisco das Chagas L. Pinto, Anderson F. de Sousa, Maria Teresa Salles Trevisan, Gilvandete M. P. Santiago
Two steroids (1 and 2), two oxepin derivatives (3 and 4) and seven flavonoids (5–11) were isolated from the stems of Bauhinia pentandra. Their structures were elucidated on the basis of NMR spectroscopic data, and by comparison with data previously
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::471f75c6de7209532bcf040e4cc2d8cb
Autor:
Horlando C. da Silva, Paulo B.N. da Silva, Francisco J.T. Gonçalves, Angela M. C. Arriaga, Francisco Erivaldo Freitas da Silva, Gilvandete M. P. Santiago, Telma L. G. Lemos, Leôncio Mesquita de Sousa, Gardenia C.G. Militão, Mary Anne Sousa Lima, Roberto Wagner da Silva Góis, Raimundo Braz-Filho, Antônia Torres Ávila Pimenta
Publikováno v:
Revista Brasileira de Farmacognosia v.27 n.6 2017
Revista Brasileira de Farmacognosia
Sociedade Brasileira de Farmacognosia (SBFgnosia)
instacron:SBFGNOSIA
Revista Brasileira de Farmacognosia, Vol 27, Iss 6, Pp 711-715 (2017)
Revista Brasileira de Farmacognosia, Volume: 27, Issue: 6, Pages: 711-715, Published: DEC 2017
Revista Brasileira de Farmacognosia, Vol 27, Iss 6, Pp 711-715
Revista Brasileira de Farmacognosia
Sociedade Brasileira de Farmacognosia (SBFgnosia)
instacron:SBFGNOSIA
Revista Brasileira de Farmacognosia, Vol 27, Iss 6, Pp 711-715 (2017)
Revista Brasileira de Farmacognosia, Volume: 27, Issue: 6, Pages: 711-715, Published: DEC 2017
Revista Brasileira de Farmacognosia, Vol 27, Iss 6, Pp 711-715
Phytochemical investigation of Bauhinia acuruana Moric., Fabaceae, resulted in the isolation of sixteen constituents, including two new compounds 2′-hydroxy-2,3,5-trimethoxybibenzyl (1), (2R,3S)-2-(3,4′-dihydroxyphenyl)-5-methoxy-6-methylchroman-
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::67c83bc075e7400e33345008e0980619
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0102-695X2017000600711
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0102-695X2017000600711
Autor:
Leôncio Mesquita de Sousa, Jarbas Lima de Carvalho, Horlando C. da Silva, Gardenia C.G. Militão, Thiago D S Silva, Raimundo Braz-Filho, Telma L. G. Lemos, Angela M. C. Arriaga, Paulo Riceli Vasconcelos Ribeiro, Gilvandete M. P. Santiago
Publikováno v:
Chemistrybiodiversity. 13(12)
A new bibenzyl, 2'-hydroxy-3,5-dimethoxy-4-methylbibenzyl (1) and four known compounds identified as 2'-hydroxy-3,5-dimethoxybibenzyl (2), liquiritigenin (3), guibourtinidol (4) and fisetinidol (5) were isolated from the roots of Bauhinia ungulata L.
Autor:
Horlando C. da Silva, Romézio Alves Carvalho da Silva, Maria Teresa Salles Trevisan, Gilvandete M. P. Santiago, Luciana G. S. Souza, Patricia G. G. do Nascimento, Iolanda F. de Farias, Bruna Marques de Mesquita, Telma L. G. Lemos, Francisco José Queiroz Monte, Irvila Ricarte de Oliveira
Publikováno v:
Química Nova, Vol 41, Iss 4, Pp 412-416
Química Nova v.41 n.4 2018
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Química Nova, Volume: 41, Issue: 4, Pages: 412-416, Published: APR 2018
Química Nova v.41 n.4 2018
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Química Nova, Volume: 41, Issue: 4, Pages: 412-416, Published: APR 2018
In order to produce bioactive derivatives of carvacrol and thymol, nine derivatives of each compound were prepared through modifications the phenolic hydroxyl group. The structures of compounds were confirmed by spectral data from MS, IR and NMR. Car