Results 21 to 30 of about 65,551 (284)

Interaction of 3-(1H-tetrazol-5-yl) Coumarin With Bovine Serum Albumin and Calf Thymus DNA: Deciphering the Mode of Binding by In Vitro Studies [PDF]

open access: yesAvicenna Journal of Medical Biochemistry, 2022
Background: Coumarins comprise a large family of heterocyclic compounds with a benzo-a-pyrone moiety. Objectives: This study aimed to analyze the binding affinity of 3-(1H-tetrazol-5-yl) coumarin to bovine serum albumin (BSA) and calf thymus DNA (Ct ...
Javad Sargolzaei   +2 more
doaj   +1 more source

Coumarin-Containing Block Copolymers as Carbon Dioxide Chemosensors Based on a Fluorescence Quenching Mechanism

open access: yes, 2022
Coumarin-containing stimuli-responsive block copolymers were synthesized via atom transfer radical polymerization (ATRP), which exhibited a sensitivity of fluorescence emission intensity to carbon dioxide by a fluorescence quenching mechanism.
Mehdi Salami-Kalajahi (820590)   +7 more
core   +1 more source

Symmetrical and Asymmetrical Thiophene-Coumarin-Based Organic Semiconductors

open access: yes, 2023
Organic semiconductors are a valuable material class for optoelectronic applications due to their electronic and optical properties. Four new symmetric and asymmetric thiophene-coumarin derivatives were designed and synthesized via Pd-catalyzed Suzuki ...
Baybars Köksoy (17605441)   +6 more
core   +1 more source

Effects of Coumarin on Amylase Activity, Electrolyte Leakage and Growth of Wheat (Triticum aestivum L.), Barley (Hordeum vulgare L.) and Sesame (Sesamum indicium L.) [PDF]

open access: yesAgrotechniques in Industrial Crops
Coumarin as a secondary metabolite widely found in plant species. Coumarin with a strong inhibitory effect on germination will be a good alternative for weed control. The mechanism of inhibition effects of coumarin has not yet been well understood.
Masoud Haidarizadeh   +2 more
doaj   +1 more source

Discovery of Novel Coumarin Derivatives as Potential Dual Inhibitors against α-Glucosidase and α-Amylase for the Management of Post-Prandial Hyperglycemia via Molecular Modelling Approaches

open access: yesMolecules, 2022
Coumarin derivatives are proven for their therapeutic uses in several human diseases and disorders such as inflammation, neurodegenerative disorders, cancer, fertility, and microbial infections.
Shashank M. Patil   +8 more
doaj   +1 more source

Simultaneous Overexpression of FERULOYL-CoA 6'-HYDROXYLASE 1 and COUMARIN SYNTHASE Leads to Coumarin-Enriched Lignin and Improved Saccharification in Greenhouse- and Field-Grown Poplar. [PDF]

open access: yesPlant Biotechnol J
ABSTRACT The urgent need for renewable resources has increased the interest in woody biomass to manufacture bio‐based products. However, lignin recalcitrance limits the enzymatic conversion of wood into fermentable sugars, posing a major challenge for biomass deconstruction.
De Ridder N   +9 more
europepmc   +2 more sources

Coumarin-bisureas as potent fluorescent transmembrane anion transporters [PDF]

open access: yes, 2021
A series of fluorescent coumarin bis-ureas have been synthesised and their anion transport properties studied.
William, Lewis   +8 more
core   +1 more source

Coumarin-Conjugated Macromolecular Probe for Sequential Stimuli-Mediated Activation

open access: yes, 2023
Protein bioconjugation has emerged as one of the most valuable tools for the development of protein-based biochemical assays. Here, we report a fluorescent macromolecular material, RF16_Halo, in which the coumarin derivative RF16 is specifically ...
Fei Ren (172060)   +4 more
core   +1 more source

Coumarin – benzimidazole hybrids: A review on diverse synthetic strategies

open access: yesResults in Chemistry, 2022
Benzimidazole and coumarin are highly significant pharmacophores in medicinal chemistry due to their numerous and compelling biological activities. It has been found that combining two or more pharmacophores in a single moiety can improve the efficiency ...
C.G. Arya   +6 more
doaj   +1 more source

Cyclometalated Iridium-Coumarin Ratiometric Oxygen Sensors: Improved Signal Resolution and Tunable Dynamic Ranges [PDF]

open access: yes, 2022
In this work we introduce a new series of ratiometric oxygen sensors for hypoxic environments based on phosphorescent cyclometalated iridium centers partnered with organic coumarin fluorophores.
Gregory D., Sutton   +5 more
core   +2 more sources

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