Results 41 to 50 of about 27,599 (221)

Diterpenoid Alkaloids from Delphinium anthriscifolium var. majus

open access: yesScientific Reports, 2017
Extensive phytochemical investigation on the whole herbs of Delphinium anthriscifolium var. majus led to the identification of fourteen diterpenoid alkaloids, including three new C20–diterpenoid alkaloids (anthriscifolsines A–C, 1–3), six new C19 ...
Lian-Hai Shan   +4 more
doaj   +1 more source

Metarhizium anisopliaeMitigates the Phytotoxicity of Lead and Nanoplastics on Rice by Modifying Physiological, Transcriptomic, Metabolomic Activities, and Soil Microbiome

open access: yesAdvanced Science, EarlyView.
Metarhizium anisopliae alleviates the phytotoxic effects of polyethylene nanoplastics (NP) and lead (Pb) in rice by decreasing Pb uptake, restoring antioxidant and hormonal equilibrium, and promoting growth. Additionally, the fungus modifies the rhizosphere microbiota, enhancing both contaminant tolerance and plant growth, thereby effectively ...
Jing Peng   +7 more
wiley   +1 more source

A Review on Daphnane-Type Diterpenoids and Their Bioactive Studies

open access: yesMolecules, 2019
Natural daphnane diterpenoids, mainly distributed in plants of the Thymelaeaceae and Euphorbiaceae families, usually include a 5/7/6-tricyclic ring system with poly-hydroxyl groups located at C-3, C-4, C-5, C-9, C-13, C-14, or C-20, while some special ...
Yue-Xian Jin   +6 more
doaj   +1 more source

Bioinformatics‐based discovery of the involvement of PSAT1 in mediating the anti‐lung adenocarcinoma activity of triptolide

open access: yesAnimal Models and Experimental Medicine, EarlyView.
Transcriptome sequencing was performed on tumor tissues from triptolide‐treated tumor‐bearing mice. The sequencing results were integrated with data from public databases for comprehensive analysis, and potential regulatory targets of triptolide were identified.
Zhiwen Cao   +12 more
wiley   +1 more source

Thioether-catalysed tandem synthesis of furans and cyclic ethers or lactones [PDF]

open access: yes, 2017
Acyclic conjugated ynenediones tethered to an alcohol or carboxylic acid are converted into furanyl-substituted cyclic ethers or lactones in a single step by treatment with the tetrahydrothiophene.
Clark, J. Stephen, Klaus, Verena
core   +1 more source

Bioactive Dimeric Abietanoid Peroxides from the Bark of Cryptomeria japonica

open access: yesMolecules, 2019
Three new dimeric abietane-type diterpenoids, abieta-6,8,11,13-tetraen-12-yl 12-hydroxyabieta-8,11,13-trien-7α-yl peroxide (1), abieta-6,8,11,13-tetraen-12-yl 12-hydroxyabieta-8,11,13-trien-7β-yl peroxide (2), and 12-hydroxyabieta-8,11,13-trien-
Chi-I Chang   +6 more
doaj   +1 more source

Electrospun Gelatin/OSA‐Starch Nanofibers for Encapsulation and Controlled Release of Sage Extract

open access: yesJournal of Applied Polymer Science, EarlyView.
Schematic representation of electrospun gelatin/OSA‐starch nanofibers encapsulating sage extract, illustrating fabrication, nanofiber formation, and sustained antioxidant release. ABSTRACT In recent years, increasing research efforts have focused on assessing the potential of polymeric nanofibers to improve the bioavailability and stability of active ...
Rozhin Mohagheghian   +4 more
wiley   +1 more source

Diterpene Synthases and Their Responsible Cyclic Natural Products [PDF]

open access: yes, 2014
This review provides an overview of diterpene synthases which were initially identified via genetic and/or biochemical means, traversing all organisms researched to ...
Hai-Yan Gong, Xiao-Ya Chen, Ying Zeng
core   +1 more source

Autotrophic and Heterotrophic Growth Conditions Modify Biomolecole Production in the Microalga Galdieria sulphuraria (Cyanidiophyceae, Rhodophyta) [PDF]

open access: yes, 2020
Algae have multiple similarities with fungi, with both belonging to the Thallophyte, a polyphyletic group of non-mobile organisms grouped together on the basis of similar characteristics, but not sharing a common ancestor.
Barone, R.   +13 more
core   +1 more source

Diterpenoids of Marine Organisms: Isolation, Structures, and Bioactivities

open access: yesMarine Drugs
Diterpenoids from marine-derived organisms represent a prolific source of secondary metabolites, characterized by their exceptionally promising chemical structures and pronounced pharmacological properties.
Qi Shi   +10 more
doaj   +1 more source

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