Results 81 to 90 of about 1,640 (189)

Ethnobotany, phytochemistry, and pharmacological activities of Taxodium Rich [PDF]

open access: yes, 2013
Taxodium Rich. is a genus of the family Cupressaceae. The trees are especially prized for their rot and termite resistant wood. Taxodium leaves and cones, which are particularly rich in essential oils were used as folk medicine to treat skin, gastro ...
Su, Zushang
core   +1 more source

Rhodium catalyzed hydroformylation of kaurane derivatives: A route to new diterpenes with potential bioactivity [PDF]

open access: yes, 1988
Kaurenic and grandiflorenic acids are naturally occurring diterpenes whose biological activity has been described. Both acids contain an exocyclic methylenic double bond that allows further functionalization on their structure.
Peixoto, Andreia F.   +11 more
core   +1 more source

Henrin A: A New Anti-HIV Ent-Kaurane Diterpene from Pteris henryi [PDF]

open access: yesInternational Journal of Molecular Sciences, 2015
Henrin A (1), a new ent-kaurane diterpene, was isolated from the leaves of Pteris henryi. The chemical structure was elucidated by analysis of the spectroscopic data including one-dimensional (1D) and two-dimensional (2D) NMR spectra, and was further confirmed by X-ray crystallographic analysis.
Wan-Fei Li   +9 more
openaire   +2 more sources

Biological Activities of Two Major Copaiba Diterpenoids and Their Semi-synthetic Derivatives [PDF]

open access: yes, 2020
The oleoresin of Copaifera reticulata Ducke, Fabaceae, is a traditional Brazilian remedy used for a wide range of applications. Commonly named copaiba, the oleoresin has been found to exhibit strong antimicrobial effects in our previous study, which ...
Girreser, Ulrich   +3 more
core   +1 more source

Analysis of Diterpens in Green and Roasted Coffee of Coffea arabica Cultivars Growing in the Same Edapho-Climatic Conditions. [PDF]

open access: yes, 2011
Lipids are important components of coffee beverage flavor and aroma. Coffee oil is rich in diterpens of the kaurane family, mainly cafestol (C20H28O3) and kahweol (C20H26O3), which have increasingly received attention in recent years due to their ...
BENASSI, M. T.   +5 more
core  

Lipoxin A4 impairment of apoptotic signaling in macrophages: Implication of the PI3K/Akt and the ERK/Nrf-2 defense pathways [PDF]

open access: yes, 2010
El pdf del artículo es la versión pre-print.Lipoxin A4 (LXA4) is an endogenous lipid mediator that requires transcellular metabolic traffic for its synthesis.
Boscá, Lisardo   +5 more
core   +1 more source

Study of Anti-Tuberculosis Activity Behaviour of Natural Kaurane and Trachylobane Diterpenes Compared with Structural Properties Obtained by Theoretical Calculations

open access: yesNatural Product Communications, 2017
A set of seven diterpenes, three kauranes and four trachylobanes, isolated from the African plant Psiadia punctulata were assayed against Mycobacterium tuberculosis and reached activity comparable with cycloserine, a second line drug used to treat ...
Ana C. F. Soares   +8 more
doaj   +1 more source

Effect Of Accessions And Environment Conditions On Coumarin, O-coumaric And Kaurenoic Acids Levels Of Mikania Laevigata [PDF]

open access: yes, 2017
Coumarin, o-coumaric, and kaurenoic acid are bioactive compounds usually found in the leaves of Mikania laevigata. Genetic and environmental variations in the secondary metabolites of plants may have implications for their biological effects.
Agostini-Costa   +11 more
core   +1 more source

Efecto de la esterilización con métodos físicos en suelo, sobre la flora micorrícica y en el cultivo del yacón (Smallanthus sonchifolius) en Horco Molle, Tucumán [PDF]

open access: yes, 2014
Smallanthus sonchifolius (Yacón) es un cultivo andino de gran interés debido a sus propiedades dietéticas y medicinales. Presenta un sistema radical con dos tipos morfológicos de raíces; unas fibrosas y delgadas, que están intensamente micorrizadas y ...
Brandan, Celia Ines   +4 more
core  

Anticancer diterpenes of African natural products: Mechanistic pathways and preclinical developments [PDF]

open access: yes
64 p.Background: The African continent is home to five biodiversity hotspots, boasting an immense wealth of medicinal flora, fungi and marine life. Diterpenes extracted from such natural products have compelling cytotoxic activities that warrant further ...
Almeida Rosatella, Andreia de   +8 more
core   +1 more source

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