Results 121 to 130 of about 1,044 (156)

Alvaradoins E-N, antitumor and cytotoxic anthracenone C-glycosides from the leaves of Alvaradoa haitiensis. [PDF]

J Nat Prod, 2007
Phifer SS, Lee D, Seo EK, Kim NC, Graf TN, Kroll DJ, Navarro HA, Izydore RA, Jiménez F, Garcia R, Rose WC, Fairchild CR, Wild R, Soejarto DD, Farnsworth NR, Kinghorn AD, Oberlies NH, Wall ME, Wani MC.   +18 more
europepmc   +1 more source

The relationships of wood-, gas- and water fractions of tree stems to performance and life history variation in tropical trees. [PDF]

Ann Bot, 2008
Poorter L.
europepmc   +1 more source

Between semelparity and iteroparity: Empirical evidence for a continuum of modes of parity. [PDF]

Ecol Evol, 2017
Hughes PW.
europepmc   +1 more source

Edible Lepidoptera in Mexico: Geographic distribution, ethnicity, economic and nutritional importance for rural people. [PDF]

J Ethnobiol Ethnomed, 2011
Ramos-Elorduy J, Moreno JM, Vázquez AI, Landero I, Oliva-Rivera H, Camacho VH.   +5 more
europepmc   +1 more source

Biofonctionnements des sols tropicaux et mode de gestion des terres [PDF]

, 2000
Eimberck, M. (ed.), Feller, Christian (ed.), Herbillon, A. (ed.)   +2 more
core  

Evaluacion del potencial antipaludico de especies selectas del genero Picramnia (Simaroubaceae)

, 2004
openaire   +1 more source

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Mayoside, an oxanthrone from Picramnia hirsuta

Phytochemistry, 1996
A new oxanthrone named mayoside was isolated from the roots of Picramnia hirsuta and the structure established by X-ray diffraction.
Angel Trigos
exaly   +2 more sources

Cytotoxic Anthraquinone Derivatives from Picramnia antidesma

Planta Medica, 2002
Activity-guided investigation of crude extracts prepared from the root bark of Picramnia antidesma, a medicinal plant long used for the treatment of malaria in tropical areas of the Americas, when tested on KB cells led to the isolation of a new compound, 10-epi-uveoside, from a cytotoxic fraction containing a rich mixture of anthrone glycosides.
Rogelio Pereda-Miranda
exaly   +3 more sources

Diastereomeric C-glycosyloxanthrones from picramnia antidesma

Phytochemistry, 1999
Nine compounds were isolated and identified from the stem of Picramnia antidesma. Two of the isolated compounds: mayoside and saroside, which is new, are diastereoisomeric oxanthrones. The structure of saroside has been obtained on the basis of spectroscopic evidence.
Maria Del R Hernandez-Medel, Claudia O Ramirez-Corzas, M.Nalleli Rivera-Dominguez, Julieta Ramirez-Mendez, Rosa Santillan, Susana Rojas-Lima   +5 more
exaly   +2 more sources

A Conspectus of Mexican and Central American Picramnia (Simaroubaceae)

Brittonia, 1988
A complete checklist with synonymy and notes is provided for the Mexican and Central American species ofPicramnia. A key to all taxa of the region is included. Four new taxa (Picramnia guerrerensis, P. hirsuta, P. deflexa, andP. antidesma subsp.nicaraguensis) are described and illustrated, and a new combination (Picramnia antidesma subsp.fessonia) is ...
Wayt W Thomas
exaly   +2 more sources