Results 51 to 60 of about 10,001 (185)

A Novel 18-Norclerodane Diterpenoid from the Roots of Tinospora sagittata var. yunnanensis

open access: yesMolecules, 2010
A novel 18-nor-clerodane diterpenoid named sagitone (1) was isolated from the 95% ethanol extract of dry roots of Tinospora sagittata var.
Hui Liang   +6 more
doaj   +1 more source

Natural Products as Modulators of ABC Transporters in Breast Cancer

open access: yesPhytotherapy Research, Volume 40, Issue 7, Page 4611-4637, July 2026.
ABSTRACT Breast cancer remains a significant global health challenge, with high incidence and mortality rates despite advancements in early detection and treatment. Multidrug resistance (MDR), particularly in aggressive subtypes like triple‐negative breast cancer (TNBC), continues to hinder effective therapy.
Yoganishalini Sagadevan   +2 more
wiley   +1 more source

Rearranged clerodane diterpenoid from Tinospora crispa

open access: yesNatural Product Research, 2019
A new rearranged clerodane diterpenoid, tinocrispide was isolated from the stems of Tinospora crispa along with thirteen known compounds including eight clerodane diterpenoids. Among the known compounds baenzigeride A, (6S, 9 R)-vomifoliol and steponine are being reported for the first time from T. crispa.
Abidah Parveen   +8 more
openaire   +2 more sources

Chemical Constituents and Biological Potentials of Teucrium scordium subsp. scordioides Extracts: In Vitro Experimental and In Silico Perspectives

open access: yesChemistryOpen, Volume 15, Issue 5, May 2026.
T. scordium subsp. scordioides may represent a natural source of antioxidants and enzyme inhibitors for use in different health‐promoting formulations. This study was undertaken to examine, for the first time, the antioxidant and enzyme inhibitory properties of several extracts obtained from the aerial parts of Teucrium scordium subsp.
Bengusu Hacer Akgul   +9 more
wiley   +1 more source

Cassane diterpenoids from lonchocarpus laxiflorus [PDF]

open access: yes, 2008
This article examines cassane diterpenoids from lonchocarpus ...
Onyiriuka, S.O.   +4 more
core   +3 more sources

Rearranged Clerodane and Abietane Derived Diterpenoids from American Species

open access: yesNatural Product Communications, 2008
The genus Salvia L. (Tribe Mentheae) is the largest of the Lamiaceae with 1000 species widespread throughout the world. Phytochemical studies of several Salvia species have established an interesting chemical profile for the genus including sterols ...
Baldomero Esquivel
doaj   +1 more source

Chemistry and Biological Activities of Terpenoids from Copaiba (Copaifera spp.) Oleoresins

open access: yesMolecules, 2012
Copaiba oleoresins are exuded from the trunks of trees of the Copaifera species (Leguminosae-Caesalpinoideae). This oleoresin is a solution of diterpenoids, especially, mono- and di-acids, solubilized by sesquiterpene hydrocarbons. The sesquiterpenes and
Jamilly Kelly Oliveira Neves   +5 more
doaj   +1 more source

Diterpenoid Diversity across Land Plants

open access: yesHelvetica Chimica Acta, Volume 109, Issue 4, April 2026.
Here we bridge the knowledge of diterpene chemical diversity, biosynthesis, and evolution from nonvascular mosses and liverworts to that known from vascular plants. ABSTRACT The diverse array of diterpenoid natural products stems from the ease of manipulating the promiscuity of diterpene cyclases.
Anita Berg   +2 more
wiley   +1 more source

13C-NMR Data of Diterpenes Isolated from Aristolochia Species

open access: yesMolecules, 2009
The genus Aristolochia,an important source of physiologically active compounds that belong to different chemical classes, is the subject of research in numerous pharmacological and chemical studies.
Antônio Flávio de Carvalho Alcântara   +3 more
doaj   +1 more source

Ecological Drivers of Microbiota Diversity in the Pharmacophagous Turnip Sawfly

open access: yesEnvironmental Microbiology, Volume 28, Issue 4, April 2026.
We show that both nutritional (host‐plant diet, starvation) and non‐nutritional (pharmacophagy) plant use independently shape microbiota diversity, composition and predicted function in Athalia rosae. Pharmacophagy via clerodanoid uptake altered microbial communities and enriched metabolic pathways linked to plant compound degradation. Wild individuals
Pragya Singh   +3 more
wiley   +1 more source

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