Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Yelkaira Vásquez"'
Publikováno v:
Revista Peruana de Medicina Experimental y Salud Pública, Vol 22, Iss 4, Pp 247-253 (2005)
Objetivos: Determinar la actividad citotóxica de las fracciones procedentes de la combinación 1:1 del extracto etanólico de hojas de Annona muricata L (guanábana) y el extracto acuoso atomizado de la raíz de Krameria lappacea (ratania) en cultiv
Externí odkaz:
https://doaj.org/article/e6440f25860744468f4ae5da26bd2939
Autor:
Dionisio Olmedo, José Luis López-Pérez, Arturo San Feliciano, Esther del Olmo, Mahabir P. Gupta, Yelkaira Vásquez, Pablo N. Solis
Publikováno v:
Journal of Natural Products. 68:369-373
Bioassay-guided fractionation of the CH(2)Cl(2) extract of the leaves of Marila pluricostata led to the isolation of 17 naturally occurring 4-phenylcoumarins, three of them, 5-hydroxy-8,8-dimethyl-4-phenyl-9,10-dihydro-8H-pyrano-[2,3-f]chromen-2-one
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fbdda953bd0f6d0260b69f12451d40d6
https://doi.org/10.1021/np049642g
https://doi.org/10.1021/np049642g
Autor:
Arturo San Feliciano, Esther del Olmo, Mahabir P. Gupta, José Luis López-Pérez, Yelkaira Vásquez, Dionisio Olmedo
Publikováno v:
Molecules
Molecules, Vol 13, Iss 11, Pp 2915-2924 (2008)
Molecules, Vol 13, Iss 11, Pp 2915-2924 (2008)
Bioassay-guided fractionation of the dichloromethane extract of the leaves of Marila pluricostata led to the isolation of 2alpha,3beta-dihydroxy-D:A-friedoolean-28-oic acid (pluricostatic acid), a new friedelane triterpenoid, (1), ten known triterpen
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::63b037ce6307b2979faaa4dea403006a
https://pubmed.ncbi.nlm.nih.gov/19037183
https://pubmed.ncbi.nlm.nih.gov/19037183
Autor:
Mahabir P. Gupta, Justo Cobo, Manuel Nogueras, Yelkaira Vásquez, Debora Cobo, Marcos Derita, Susana Zacchino, Jairo Quiroga, Braulio Insuasty, Rodrigo Abonia
Publikováno v:
ChemInform. 39
A series of 3-aryl-2-(2-thienyl)acrylonitriles 7 and 3-aryl-2-(3-thienyl)acrylonitriles 8 were synthesized by the reaction of aromatic aldehydes 6 with 2- and 3-thienylacetonitriles 4 and 5, and evaluated for antifungal and cytotoxic activities again
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c954563cb2afc43817ed021d0a20bf6a
https://doi.org/10.1002/chin.200810107
https://doi.org/10.1002/chin.200810107
Autor:
Marcos Derita, Susana Zacchino, Justo Cobo, Debora Cobo, Rodrigo Abonia, Jairo Quiroga, Mahabir P. Gupta, Manuel Nogueras, Yelkaira Vásquez, Braulio Insuasty
Publikováno v:
Archiv der Pharmazie. 340(11)
A series of 3-aryl-2-(2-thienyl)acrylonitriles 7 and 3-aryl-2-(3-thienyl) acrylonitriles 8 were synthesized by the reaction of aromatic aldehydes 6 with 2- and 3-thienylacetonitriles 4 and 5, and evaluated for antifungal and cytotoxic activities agai
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8e0777d9dbd504028666b8a3a3d34629
https://pubmed.ncbi.nlm.nih.gov/17924362
https://pubmed.ncbi.nlm.nih.gov/17924362
Autor:
Pablo N. Solis, Mireya Correa, Dionisio Olmedo, Marisín Pecchio, José Luis López-Pérez, Mahabir P. Gupta, Yelkaira Vásquez, and Arturo San Feliciano, Nelson Rodriguez
Publikováno v:
Journal of natural products. 69(3)
Bioassay-guided fractionation of the chloroform and ethanol extracts of Tovomita longifolia leaves using cytotoxic and antimicrobial assays resulted in the isolation of four new benzophenones, (E)-3-(2-hydroxy-7-methyl-3-methyleneoct-6-enyl)-2,4,6-tr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6ad4844f253fb02b6cff0679b07cf568
https://pubmed.ncbi.nlm.nih.gov/16562847
https://pubmed.ncbi.nlm.nih.gov/16562847
Autor:
Phyllis D. Coley, Mahabir P. Gupta, Nelson Rodriguez, Ahmed Hussein, Pablo N. Solis, Yelkaira Vásquez
Publikováno v:
Journal of natural products. 66(11)
A new cucurbitacin D analogue, 2-deoxycucurbitacin D (1), as well as cucurbitacin D (2) and 25-acetylcucurbitacin F (3) were isolated from Sloanea zuliaensis. Compound 1 was found only in the young leaves of the plant and not in the mature leaves, an
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bd3faa650c1546fa71fea11ed834a4e9
https://pubmed.ncbi.nlm.nih.gov/14640532
https://pubmed.ncbi.nlm.nih.gov/14640532
Autor:
Chinni Yalamanchili, Amar G. Chittiboyina, Saqlain Haider, Yelkaira Vasquez, Shabana Khan, Jussara M. do Carmo, Alexandre A. da Silva, Mark Pinkerton, John E. Hall, Larry A. Walker, Ikhlas A. Khan
Publikováno v:
Heliyon, Vol 6, Iss 1, Pp e02782- (2020)
Current clinical antidiabetic drugs, like rosiglitazone 1, have been implicated in some serious side effects like edema, weight gain, and heart failure, making it necessary to find alternative agents. Partial agonists of peroxisome-proliferator activ
Externí odkaz:
https://doaj.org/article/415cec9b671441688f7d4d469cebe81a