Results 81 to 90 of about 45,296 (245)

Alcoholic extracts of Russian sage (Salvia yangii) contain bioactive terpenoids with inhibitory activity against grapevine downy mildew (Plasmopara viticola)

open access: yesPest Management Science, EarlyView.
Alcoholic extracts from flowers, leaves, and shoots of Russian sage decreased downy mildew severity on grapevine leaf disks. Fractionation followed by metabolomic analysis revealed putative terpenoids as the main components of the active fractions. Specifically, 7‐methylrosmanol, 12‐O‐methylcarnosic acid, carnosic acid, and carnosol were identified as ...
Anna Smaldone   +5 more
wiley   +1 more source

Quality Difference Study of 6 Varieties of Ganoderma Lucidum with Different Origins

open access: yesFrontiers in Pharmacology, 2012
The quality difference of 6 varieties Ganoderma Lucidum with different origins was investigated in this study by comparing the contents of ganoderic acid A and B, polysaccharide and triterpenoids .The contents of ganoderic acid A and B in G.lucidum were ...
Juan eLu   +5 more
doaj   +1 more source

Formulation Of Lengkuas Rhizome (Alpinia Galanga L.) Extract's Gel AS Antifungal With Hidroxy Prophyl Methyl Cellulosae (Hpmc) And Carbopol Base [PDF]

open access: yes, 2013
Infection of Malassezia furfur on skin can be caused by bad factor. One of the materials that can be used as an antifungal is Lengkuas rhizome extract (Alpinia galanga L.). This study had purpose to determine the antifungal activity and the effectiveness
Andrie, M. (Mohamad)   +1 more
core  

Pedunculoside Inhibits Hepatocellular Carcinoma Progression by Activating the MAPK Signaling Pathway Through Targeting and Suppressing CDK4

open access: yesPhytotherapy Research, EarlyView.
Pedunculoside targets and suppresses CDK4; consequently, it activates the MAPK pathway and inhibits hepatocellular carcinoma progression. ABSTRACT Hepatocellular carcinoma (HCC) remains a major challenge in cancer prevention and treatment, highlighting the urgent need for effective and low‐toxicity anti‐HCC therapies. Recently, CDK4‐targeted inhibitors
Yang Zhou   +9 more
wiley   +1 more source

Synthesis and Cytotoxicity Evaluation of DOTA-Conjugates of Ursolic Acid

open access: yesMolecules, 2019
In this study, we report the synthesis of several amine-spacered conjugates of ursolic acid (UA) and 1,4,7,10-tetraazacyclododecane-1,4,7,10-tetraacetic acid (DOTA).
Michael Kahnt   +4 more
doaj   +1 more source

Phytochemical Constituents of Combretum Loefl. (Combretaceae) [PDF]

open access: yes, 2013
Combretum is the largest and most widespread genus of Combretaceae. The genus comprises approximately 250 species distributed throughout the tropical regions mainly in Africa and Asia.
Dawe, Amadou   +3 more
core   +1 more source

Phytochemicals in MASLD: A Focused Review of Gut Microbiome‐Linked Mechanisms

open access: yesPhytotherapy Research, EarlyView.
ABSTRACT Metabolic dysfunction‐associated steatotic liver disease (MASLD) has emerged as a major global health burden, yet effective pharmacological options remain limited. Recent advances highlight the gut microbiome as a key modulator of liver metabolism, inflammation, and fibrosis, making it a promising therapeutic target.
Jeong In Seo, Su Min Kim, Hye Hyun Yoo
wiley   +1 more source

A-Ring-Modified Triterpenoids and Their Spermidine–Aldimines with Strong Antibacterial Activity

open access: yesMolbank, 2019
Synthesis of A-ring-modified lupane, oleanane and ursane type triterpenoid conjugates with spermidine through an aldimine linkage or diethylentriamine via an amide bond is described.
Oxana B. Kazakova   +6 more
doaj   +1 more source

Phytochemical Screening and Antioxidant Activity of Selekop (Lepisanthes Amoena) Fruit [PDF]

open access: yes, 2017
Selekop (Lepisanthes amoena (Hassk.) Leenh.) plant leaves are used by the Dayak tribe of East Kalimantan as traditional cosmetics. Selekop fruit is also edible, but not well known.
Ariani, F. (Farida)   +6 more
core   +1 more source

Machine learning‐driven advances in carbon‐based quantum dots: Opportunities accompanied by challenges

open access: yesResponsive Materials, EarlyView.
Machine learning provides a unifying framework to connect structure, fluorescence properties, and applications of carbon‐based quantum dots. This review highlights how data‐driven strategies enable fluorescence regulation, reveal underlying mechanisms, and accelerate the rational design of functional carbon dots.
Liangfeng Chen   +8 more
wiley   +1 more source

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