Results 61 to 70 of about 13,653 (252)

Beyond a dual role: how Purpureocillium lilacinum reprograms citrus metabolism for integrated biocontrol and growth promotion

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND Plants harbor complex microbial communities that are fundamental to their health and productivity. Among them, endophytic fungi such as Purpureocillium lilacinum establish mutualistic associations, offering dual benefits as plant growth promoters and biocontrol agents.
Sana Bouzembila   +5 more
wiley   +1 more source

Morita–Baylis–Hillman reaction of 3-formyl-9H-pyrido[3,4-b]indoles and fluorescence studies of the products

open access: yesBeilstein Journal of Organic Chemistry, 2022
β-Carboline is a privileged class of the alkaloid family and is associated with a broad spectrum of biological properties. 3-Formyl-9H-pyrido[3,4-b]indole is a such potent precursor belonging to this family which can be tailored for installing diversity ...
Nisha Devi, Virender Singh
doaj   +1 more source

Synthesis and Investigation of Tetrahydro-β-carboline Derivatives as Inhibitors of Plant Pathogenic Fungi

open access: yesMolecules, 2021
A series of tetrahydro-ß-carbolines substituted with an alkyl or acyl side chain was synthesized and screened for its antifungal activity against plant pathogenic fungi (Bipolaris oryzae, Curvularia lunata, Fusarium semitectum, and Fusarium fujikuroi ...
Koonchira Buaban   +3 more
doaj   +1 more source

Antifungal activity of β-carbolines on Penicillium digitatum and Botrytis cinerea.

open access: yesFood microbiology, 2017
β-carbolines (βCs) are alkaloids widely distributed in nature that have demonstrated antimicrobial properties. Here, we tested in vitro six βCs against Penicillium digitatum and Botrytis cinerea, causal agents of postharvest diseases on fruit and ...
G. Olmedo   +5 more
semanticscholar   +1 more source

Palladium(II)-Catalyzed Asymmetric Tandem Cyclization of 2‑Aminoaryl Alkynones: An Approach to Chiral 1,2,3,4-Tetrahydro-β-carbolines

open access: yes, 2018
A Pd­(OAc)2-catalyzed asymmetric cyclization of 2-aminoaryl alkynones involving an intramolecular trans-aminopalladation of alkyne and 1,2-addition to the carbonyl group tandem processes was developed.
Junjie Chen   +5 more
core   +1 more source

Cigarette Smoke Extract, but Not Electronic Cigarette Aerosol Extract, Inhibits Monoamine Oxidase in vitro and Produces Greater Acute Aversive/Anhedonic Effects Than Nicotine Alone on Intracranial Self-Stimulation in Rats

open access: yesFrontiers in Neuroscience, 2022
Conventional tobacco cigarettes appear to have greater abuse liability than non-combusted products such as electronic cigarettes (ECs) and nicotine replacement therapy (NRT).
Andrew C. Harris   +8 more
doaj   +1 more source

A Versatile Linkage Strategy for Solid-Phase Synthesis of N,N-Dimethyltryptamines and β-Carbolines

open access: yes, 2016
Various tryptamines are captured by a vinylsulfonylmethyl polystyrene resin, generating a safety-catch linkage. β-Carbolines can be formed from 4 by a Pictet−Spengler reaction with the introduction of R1. Tryptamine 4 can also be derivatized by acylation
Peter G. Schultz (183240)   +1 more
core   +1 more source

Heterocyclic‐Based Fungicides: Emerging Strategies for Viable Plant Disease Control

open access: yesChemistry &Biodiversity, Volume 23, Issue 9, September 2026.
Heterocyclic compounds have attracted considerable attention because of their structural diversity, potent antifungal activity, and ability to interact with multiple fungal targets, offering broad‐spectrum protection against phytopathogens. Synthetic and semisynthetic/part‐natural scaffolds, particularly azole, quinoline, indole, cyclotryptamine, and ...
Sumit Tahlan   +4 more
wiley   +1 more source

From Quinoxaline, Pyrido[2,3-b]pyrazine and Pyrido[3,4-b]pyrazine to Pyrazino-Fused Carbazoles and Carbolines

open access: yesMolecules, 2018
2,3-Diphenylated quinoxaline, pyrido[2,3-b]pyrazine and 8-bromopyrido[3,4-b]pyrazine were halogenated in deprotometalation-trapping reactions using mixed 2,2,6,6-tetramethyl piperidino-based lithium-zinc combinations in tetrahydrofuran.
Frédéric Lassagne   +17 more
doaj   +1 more source

Natural surfactants assisted an efficient synthesis of tetrahydro-β-carbolines

open access: yesResults in Chemistry, 2021
An expeditious protocol for the synthesis of structurally diversified β-carboline derivatives has been reported using a readily available natural surfactant medium.
Somnath S. Gholap, Vinod R. Kadu
doaj   +1 more source

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