Results 111 to 120 of about 52,814 (284)

Could the Biological Potency of Porcelia macrocarpa R.E. Fries (Annonaceae) be Linked to Its Diverse Metabolite Profile?

open access: yesChemistry &Biodiversity, Volume 23, Issue 1, January 2026.
ABSTRACT Porcelia macrocarpa is a Brazilian plant species belonging to the Annonaceae family. To date, more than 190 compounds have been identified and/or isolated from this species, with terpenoids comprising the majority (62%). Alkaloids represent the second most abundant class (11%), followed by steroids (4%), acetogenins (4%), fatty acids (4 ...
Fernanda Thevenard   +4 more
wiley   +1 more source

A New Languidulane Diterpenoid from Salvia mexicana var. mexicana

open access: yesMolecules, 2011
From the aerial parts of Salvia mexicana var. mexicana, two C-10 epimers (α and β) of salvimexicanolide were isolated. Our interpretation of the data, especially the 13C NMR, led us to conclude that the previously described 13C-NMR spectrum of the α ...
Jorge Cárdenas   +5 more
doaj   +1 more source

Diversity of the diterpenes in the leaves of Xylopia laevigata (Annonaceae) and their cytotoxicities

open access: gold, 2023
Emmanoel Vilaça Costa   +10 more
openalex   +1 more source

Potential of Eugenia brejoensis (Mazine) Essential Oil in Combating Multidrug‐Resistant (MDR) Acinetobacter baumannii and Pseudomonas aeruginosa

open access: yesChemistry &Biodiversity, Volume 23, Issue 1, January 2026.
ABSTRACT The genus Eugenia has a long history of use in traditional medicine for treating various conditions, including infectious diseases, gastrointestinal disorders, and skin problems. Essential oils derived from Eugenia species are known for their medicinal properties and have been studied for their antimicrobial and bioactive potential. This study
Jonathan Mandú de Araújo   +10 more
wiley   +1 more source

Dolabelladienols A–C, New Diterpenes Isolated from Brazilian Brown Alga Dictyota pfaffii [PDF]

open access: yes, 2014
[Abstract:]The marine brown alga Dictyota pfaffii from Atol das Rocas, in Northeast Brazil is a rich source of dolabellane diterpene, which has the potential to be used in future antiviral drugs by inhibiting reverse transcriptase (RT) of HIV-1 ...
Barcelos Oliveira, Ingrid de   +10 more
core   +3 more sources

Effect of Azorellanone, a Diterpene FromAzorella yaretaHauman, on Human Sperm Physiology [PDF]

open access: bronze, 2003
Patricio Morales   +6 more
openalex   +1 more source

The State of Knowledge of the Primary and Secondary Metabolites of the Iris Genus

open access: yesChemistry &Biodiversity, Volume 23, Issue 1, January 2026.
The genus Iris L. (Iridaceae) comprises over 320 species, primarily found in the northern hemisphere. Iris species are important in horticulture, folklore and medicine, and contain a variety of primary and secondary metabolites with significant biological activity.
Olha Mykhailenko   +3 more
wiley   +1 more source

Dynamic Control of ERG20 and ERG9 Expression for Improved Casbene Production in Saccharomyces cerevisiae

open access: yesFrontiers in Bioengineering and Biotechnology, 2018
Production of plant metabolites in microbial hosts represents a promising alternative to traditional chemical-based methods. Diterpenoids are compounds with interesting applications as pharmaceuticals, fragrances and biomaterials. Casbene, in particular,
Roberta Callari   +3 more
doaj   +1 more source

Labdane Diterpenes from Haplopappus Illinitus

open access: yesNatural Product Letters, 2002
A chemical study of aerial parts of Haplopappus illinitus afforded five labdane diterpenoids whose structures were elucidated by high field NMR spectroscopy and 2D techniques. Four of them are dicarboxylic acids previously reported as the corresponding dimethyl ester derivatives and the fifth is a new compound.
Faini, Francesca   +4 more
openaire   +4 more sources

Bioactivity‐Guided Isolation of β‐Sitosterol From Terminalia glabrescens as a Potent Anti‐Zika Virus Agent

open access: yesChemistry &Biodiversity, Volume 23, Issue 1, January 2026.
ABSTRACT Zika virus (ZIKV) infection remains a global health concern due to its neurological complications and the lack of specific drugs or vaccines. This study investigated the anti‐ZIKV potential of an ethanolic extract from Terminalia glabrescens leaves.
Rosângela Santos Pereira   +10 more
wiley   +1 more source

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