Results 21 to 30 of about 429,874 (275)

Cyclopiazonic acid type indole alkaloids from Nicotiana tabacum-derived fungus Aspergillus versicolor and their anti-tobacco mosaic virus activities.

open access: yesPhytochemistry, 2022
Indole alkaloids have attracted widespread attention of chemists and biologists. Therefore, the aim of this study is to screen more bioactivities indole alkaloids from the microorganisms.
Guangyu Yang   +10 more
semanticscholar   +1 more source

Natural Indole Alkaloids from Marine Fungi: Chemical Diversity and Biological Activities

open access: yesPharmaceutical Fronts, 2021
The indole scaffold is one of the most important heterocyclic ring systems for pharmaceutical development, and serves as an active moiety in several clinical drugs.
Jiao Li, Chun-Lin Zhuang
doaj   +1 more source

Enzyme biosensor based on pH‐sensitive field‐effect transistors for assessment of total indole alkaloids content in tissue culture of Rauwolfia serpentina

open access: yesElectrochemical Science Advances, 2022
A laboratory prototype of enzyme biosensor based on pH‐sensitive field‐effect transistors has been created to determine the total content of indole alkaloids in Rauwolfia serpentina tissue culture.
Valentyna Arkhypova   +5 more
doaj   +1 more source

Isolation and Characterization of Compounds from Ochreinauclea maingayi (Hook. f.) Ridsd. (Rubiaceae) with the Aid of LCMS/MS Molecular Networking

open access: yesSeparations, 2023
Phytochemical investigation of the dichloromethane crude extract from the bark of Ochreinauclea maingayi with the aid of LCMS/MS-based molecular networking guided the isolation and accelerated the elucidation of known and new indole alkaloids.
Norfaizah Osman   +9 more
doaj   +1 more source

Advances in indole-containing alkaloids as potential anticancer agents by regulating autophagy.

open access: yesBiomedicine & pharmacotherapy = Biomedecine & pharmacotherapie, 2022
Cancer is a leading cause of death worldwide, and cancer development is often associated with disturbances in the autophagy process. Autophagy is a catabolic process involved in many physiological processes, crucial for cell growth and survival. It is an
Menglan Luo   +5 more
semanticscholar   +1 more source

Properties, Pharmacology, and Pharmacokinetics of Active Indole and Oxindole Alkaloids in Uncaria Hook

open access: yesFrontiers in Pharmacology, 2021
Uncaria Hook (UH) is a dry stem with hook of Ucaria plant and is contained in Traditional Japanese and Chinese medicine such as yokukansan, yokukansankachimpihange, chotosan, Gouteng-Baitouweng, and Tianma-Gouteng Yin.
H. Kushida   +2 more
semanticscholar   +1 more source

CH activation and CH2 double activation of indolines: towards the synthesis of aspidospermidine and aspidofractinine [PDF]

open access: yes, 2009
This thesis is concerned with the total synthesis of the two Aspidosperma alkaloid natural products, aspidospermidine and aspidofractinine. The two targets have a common pentacyclic molecular framework unique to this class of indole alkaloids ...
Whiting, Sally
core   +2 more sources

Alkaloids in Marine Algae

open access: yesMarine Drugs, 2010
This paper presents the alkaloids found in green, brown and red marine algae. Algal chemistry has interested many researchers in order to develop new drugs, as algae include compounds with functional groups which are characteristic from this particular ...
Ekrem Sezik   +2 more
doaj   +1 more source

AASLD practice guidance on drug, herbal, and dietary supplement–induced liver injury

open access: yes, 2022
Hepatology, EarlyView.
Robert J. Fontana   +6 more
wiley   +1 more source

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