Results 11 to 20 of about 865,390 (142)

Comprehensive review of β-carbolines from microbes and their biosynthesis

open access: yesEuropean Journal of Medicinal Chemistry Reports
β-carbolines were historically known as plant-derived metabolites. They are known to exhibit a broad spectrum of biological activities with clinical and economic significance.
Mary Ayeko Twumasi   +4 more
doaj   +2 more sources

An oxidative amidation and heterocyclization approach for the synthesis of β-carbolines and dihydroeudistomin Y [PDF]

open access: yesBeilstein Journal of Organic Chemistry, 2014
A novel synthetic methodology has been developed for the synthesis of dihydro-β-carboline derivatives employing oxidative amidation–Bischler–Napieralski reaction conditions using tryptamine and 2,2-dibromo-1-phenylethanone as key starting materials.
Suresh Babu Meruva   +4 more
doaj   +2 more sources

Anti-inflammatory effects of Banisteriopsis caapi and beta-carbolines in neuronal cells: potential implications for neuro-COVID [PDF]

open access: yesFrontiers in Pharmacology
BackgroundNeuroinflammation plays a central role in neurodegenerative diseases such as Alzheimer’s and Parkinson’s, along with depression, anxiety, and infectious diseases including COVID-19.
Laura Seixas Bianco   +12 more
doaj   +2 more sources

Tricyclic Imidazolidin-4-ones by Witkop Oxidation of Tetrahydro-β-carbolines. [PDF]

open access: yesJ Org Chem, 2020
1-Substituted and 1,1-disubstituted tetrahydro-β-carbolines undergo sodium periodate oxidative ring expansion in the presence of formaldehyde and other aldehydes to form 5,6-dihydro-7H-1,4-methano­benzo­[e]­[1,4]­diazonine-2,7­(3H)-diones in 30–81% yield.
Leas DA   +6 more
europepmc   +3 more sources

β-Carbolines in Experiments on Laboratory Animals [PDF]

open access: yesInternational Journal of Molecular Sciences, 2020
Agnieszka Fedoruk-Wyszomirska   +2 more
exaly   +2 more sources

Bioactive β-Carbolines in Food: A Review [PDF]

open access: yesNutrients, 2019
Paulina Piechowska   +2 more
exaly   +2 more sources

Effect of Chemical Refining on the Reduction of β-Carboline Content in Sesame Seed Oil

open access: yesMolecules, 2023
β-carbolines (harman and norharman) are potentially mutagenic and have been reported in some vegetable oils. Sesame seed oil is obtained from roasted sesame seeds. During sesame oil processing, roasting is the key procedure to aroma enhancement, in which
Lili Shi, Ziyu Cui, Wei Liu
doaj   +1 more source

Development in the Synthesis and Biological Activities of THβ-carboline and Its Analogs: Review

open access: yesEthiopian Journal of Science and Sustainable Development, 2022
1,2,3,4-Tetrahydro-β-carbolines (THβCs) are a large group of natural and synthetic indole alkaloids that possess a common tricyclic pyrido[3,4-b] indole scaffold that are widely distributed in nature.
Ayana Melaku Yadessa, Nigatu Bejigo
doaj   +1 more source

Bioactivity of selected materials for coffee substitute. [PDF]

open access: yesPLoS ONE, 2018
Epidemiological studies have suggested that coffee consumption is negatively correlated with the incidence of Parkinson's disease. Coffee contains relatively high levels of β-carbolines, which have been ascribed neuroactive effects in humans however the ...
Renata Zawirska-Wojtasiak   +4 more
doaj   +1 more source

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