Results 21 to 30 of about 918 (174)

Anti-Tumor Activity of Cembranoid-Type Diterpenes Isolated from Nicotiana tabacum L. [PDF]

open access: goldBiomolecules, 2019
Recently, the incidence of hepatocellular carcinoma has increased worldwide. Cembranoid-type diterpenes (CBDs) from tobacco exhibit good antimicrobial, antitumor, and neuroprotective activities.
Xiao-Long Yuan   +5 more
doaj   +2 more sources

New Cembranoid Diterpenes from the Cultured Octocoral Nephthea columnaris [PDF]

open access: yesMolecules, 2015
Two new 15-hydroxycembranoid diterpenes, 2β-hydroxy-7β,8α-epoxynephthenol (1) and 2β-hydroxy-11α,12β-epoxynephthenol (2), were isolated from extracts of the octocoral Nephthea columnaris along with a new natural cembrane, epoxynephthenol (3) and a known ...
Ting-Hsi Hsiao   +8 more
doaj   +3 more sources

Phytochemicals derived from Nicotiana tabacum L. plant contribute to pharmaceutical development [PDF]

open access: yesFrontiers in Pharmacology
The Nicotiana tabacum L. plant, a medicinal resource, holds significant potential for benefiting human health, as evidenced by its use in Native American and ancient Chinese cultures.
Wenji Zhang   +6 more
doaj   +2 more sources

Determining the safety of the tobacco cembranoid (1S,2E,4R,6R,7E,11E)-Cembratriene-4,6-diol (4R): A translational study in nonhuman primates. [PDF]

open access: hybridToxicol Appl Pharmacol, 2023
Sabeva N   +8 more
europepmc   +2 more sources

Bioactive Cembranoids from the Soft Coral Sinularia crassa [PDF]

open access: goldMarine Drugs, 2011
Eight new cembranoids, crassarines A–H (1–8) were isolated from the Formosan soft coral Sinularia crassa. Compounds 1–3 represent the rare cembranoids with a 1,12-oxa-bridged tetrahydrofuran ring, while 4 and 5 are the firstly discovered 1,11-oxa-bridged tetrahydropyranocembranoids.
Chih‐Hua Chao   +7 more
openalex   +5 more sources

4R-cembranoid suppresses glial cells inflammatory phenotypes and prevents hippocampal neuronal loss in LPS-treated mice. [PDF]

open access: yesJ Neurosci Res
4R‐cembranoid is a natural compound that protects neurons against LPS‐induced neuroinflammation by reducing the number of pro‐inflammatory microglia and by promoting the secretion of astrocytic neuroprotective factors in the mice hippocampus. Abstract Chronic neuroinflammation has been implicated in neurodegenerative disease pathogenesis. A key feature
Rojas-Colón LA   +4 more
europepmc   +2 more sources

4R-cembranoid protects against diisopropylfluorophosphate-mediated neurodegeneration [PDF]

open access: greenNeuroToxicology, 2014
Many organophosphorous esters synthesized for applications in industry, agriculture, or warfare irreversibly inhibit acetylcholinesterase, and acute poisoning with these compounds causes life-threatening cholinergic overstimulation. Following classical emergency treatment with atropine, an oxime, and a benzodiazepine, surviving victims often suffer ...
P.A. Ferchmin   +11 more
openalex   +3 more sources

Tobacco Cembranoids [PDF]

open access: yesBeiträge zur Tabakforschung / Contributions to Tobacco Research, 1984
AbstractThe discovery of the first diterpenoids of the cembrane type in tobacco dates back to the early 1960's. Since then some forty tobacco cembranoids have been encountered. Most of these have a hydroxyl substituent at C-4 and are commonly divided into two series: those having a 4R- and those having a 4S-configuration.
I. Wahlberg, C. R. Enzell
openaire   +1 more source

Methyl jasmonate‐dependent hydrogen sulfide mediates melatonin‐induced aphid resistance of watermelon

open access: yesFood and Energy Security, Volume 12, Issue 5, September 2023., 2023
Abstract As one of the most destructive pests, aphids cause significant damage on various agricultural and horticultural crops. Recently, melatonin has been shown to enhance plant resistance to aphids; however, the underlying mechanisms remain unclear.
Zhuangzhuang Su   +10 more
wiley   +1 more source

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