Results 21 to 30 of about 129,805 (284)

Predominant qualities evoked by quinine, sucrose, and capsaicin associate with PROP bitterness, but not TAS2R38 genotype.

open access: yesChemical Sensors, 2020
Genetic variability in the ability to taste thiourea compounds has been studied for 80+ years. Over the last 3 decades, many studies have reported perceived intensity of concentrated propylthiouracil (PROP) associates with greater intensity from a broad ...
A. A. Nolden, J. McGeary, J. Hayes
semanticscholar   +1 more source

Antimicrobial activity of quinine derivatives against human pathogenic bacteria

open access: yesIOP Conference Series: Earth and Environment, 2020
Nowadays, the antimicrobial resistance is considered as one of the greatest concern facing human health, as many of bacterial strains had become resistant to available antibiotics.
L. Antika, D. Triana, T. Ernawati
semanticscholar   +1 more source

Inflammation down-regulates CYP3A4-catalysed drug metabolism in hemodialysis patients

open access: yesBMC Pharmacology and Toxicology, 2018
Background Recent studies indicate that inflammation may also affect CYP3A4 activity. Associations of CYP3A4-mediated metabolism of quinine, with inflammatory biomarkers were investigated in patients undergoing maintenance hemodialysis (HD).
Hadi Molanaei   +7 more
doaj   +1 more source

Identifying purine nucleoside phosphorylase as the target of quinine using cellular thermal shift assay

open access: yesScience Translational Medicine, 2019
A cellular thermal shift assay (CETSA) protocol identifies and resolves antimalarial drug targets in P. falciparum. Defining drug targets in malaria Different classes of malaria drugs have been used for decades, even though the mechanisms of action have ...
J. Dziekan   +9 more
semanticscholar   +1 more source

Structure Modification of Quinine on C-9 Hydroxyl Group via Esterification Reaction [PDF]

open access: yesJournal of Pure and Applied Chemistry Research, 2020
Concept the role played by modified quinine in the asymmetric hydroxyl group inspired studies of modified quinine as chiral organic that lead to drug discovery development.
Teni Ernawati   +2 more
doaj  

Quinine levels in patients with uncomplicated falciparum malaria in the Amazon region of Brazil [PDF]

open access: yes, 2008
We examined the plasmatic concentrations of quinine in patients with uncomplicated falciparum malaria in an endemic area of the Amazon region in Brazil in a prospective clinical trial, in which a standard three-day course of oral quinine plus doxycycline
BORGES, Larissa Maria Guimarães   +3 more
core   +1 more source

Quinine localizes to a non-acidic compartment within the food vacuole of the malaria parasite Plasmodium falciparum

open access: yesMalaria Journal, 2012
Background The naturally fluorescent compound quinine has long been used to treat malaria infections. Although some evidence suggests that quinine acts in the parasite food vacuole, the mechanism of action of quinine has not yet been resolved.
Bohórquez Elaine B   +2 more
doaj   +1 more source

Physiologically based pharmacokinetic modeling for dose optimization of quinine–phenobarbital coadministration in patients with cerebral malaria

open access: yesCPT: Pharmacometrics & Systems Pharmacology, 2022
Patients with cerebral malaria with polymorphic Cytochrome P450 2C19 (CYP2C19) genotypes who receive concurrent treatment with quinine are at risk of inadequate or toxic therapeutic drug concentrations due to metabolic drug interactions.
Teerachat Sae‐heng   +4 more
doaj   +1 more source

Using Quinine as a Fluorescent Tracer to Estimate Overland Flow Velocities on Bare Soil: Proof of Concept under Controlled Laboratory Conditions

open access: yesAgronomy, 2021
This study presents a tracer technique based on the fluorescent properties of quinine to help on the visualization of shallow flows and allow a quantitative measurement of overland flow velocities.
João L. M. P. de Lima   +5 more
doaj   +1 more source

Genetic and genomic approaches for the discovery of parasite genes involved in antimalarial drug resistance [PDF]

open access: yes, 2013
The biggest threat to the war on malaria is the continued evolution of drug resistance by the parasite. Resistance to almost all currently available antimalarials now exists in Plasmodium falciparum which causes the most suffering among all human malaria
Mwangi, J.M., Ranford-Cartwright, L.C.
core   +1 more source

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