Zobrazeno 1 - 10
of 123
pro vyhledávání: '"Claire Elfakir"'
Publikováno v:
Plants, Vol 12, Iss 4, p 721 (2023)
In addition to having different biological activities of interest, corn silks play a role in the defense of plants. While benzoxamines and flavonoids have already been identified as molecules of plant defense and growth mechanisms, knowledge on the p
Externí odkaz:
https://doaj.org/article/de03c26acb4d4203b38074dedbee4840
Publikováno v:
Scientific Study & Research: Chemistry & Chemical Engineering, Biotechnology, Food Industry, Vol 21, Iss 1, Pp 59-69 (2020)
The present paper presents a hydrophilic interaction chromatography (HILIC) coupled to tandem mass spectrometry method for the analysis of 11 catecholamines, precursors and metabolites in a sheep brain extract. The LODs were between 0.5 ng∙mL-1 (3-
Externí odkaz:
https://doaj.org/article/9e18aa9a6bfe411e9fd25149e7333746
Publikováno v:
Scientific Study & Research: Chemistry & Chemical Engineering, Biotechnology, Food Industry, Vol 19, Iss 1, Pp 23-32 (2018)
This paper presents the optimization of a rapid, inexpensive, reliable and selective isocratic high performance liquid chromatographic (HPLC) method for the simultaneous determination of caffeine and taurine in energy drinks with two common detectors
Externí odkaz:
https://doaj.org/article/c504ab181a244a13b6ce45fb680fa755
Publikováno v:
Scientific Study & Research: Chemistry & Chemical Engineering, Biotechnology, Food Industry, Vol 18, Iss 1, Pp 31-41 (2017)
A simple and specific method for the analysis of 11 compounds (catecholamines, their precursors and their metabolites) has been developed using hydrophilic interaction chromatography. Adrenaline, noradrenalin, dopamine, serotonin, 3,4-dihydroxy-pheny
Externí odkaz:
https://doaj.org/article/abb9f636364443bfabfe54671d3df5f4
Publikováno v:
Scientific Study & Research: Chemistry & Chemical Engineering, Biotechnology, Food Industry, Vol 15, Iss 2, Pp 123-133 (2014)
The present paper presents the evaluation of a mixed mode column (reversed phase and cation exchange) performance for the separation of 12 catecholamines, indolamines and their precursors and metabolites. The influence of different parameters, like o
Externí odkaz:
https://doaj.org/article/4d9a7270965844f6b5dfb42872a89450
Autor:
Emilie Destandau, Isabelle Krolikiewicz-Renimel, Saida El Abdellaoui, Perrine Cancellieri, Laetitia Fougère, Alix Toribio, Ludovic Landemarre, Patrice André, Claire Elfakir
Publikováno v:
Cosmetics, Vol 1, Iss 1, Pp 14-28 (2014)
To develop a new antioxidant, antibacterial and natural cosmetic ingredient without cytotoxicity to skin cells, bioactive molecules contained in Kalanchoe pinnata leaf methanolic extract were targeted using semi-preparative HPLC fractionation linked
Externí odkaz:
https://doaj.org/article/f6dfe2db28764b0c9c0a1d58fa757a6f
Autor:
Glorianne Jouravel, Samuel Guénin, François-Xavier Bernard, Claire Elfakir, Philippe Bernard, Franck Himbert
Publikováno v:
Cosmetics, Vol 4, Iss 4, p 52 (2017)
The perennial and widespread herb Lythrum salicaria L., also called purple loosestrife, is a plant that is traditionally used in European medicine. Purple loosestrife is known for its ability to treat internal disorders, such as gastrointestinal issu
Externí odkaz:
https://doaj.org/article/a8e0f9c1707b40dda9f1dfcd476b3289
Publikováno v:
Analele Universităţii "Ovidius" Constanţa: Seria Chimie, Vol 31, Iss 2, Pp 110-121 (2020)
The present paper presents our attempts concerning the development of an extraction method for catecholamines. In order to achieve the extraction of all the selected solutes using a single SPE cartridge, several types of support were tested, among th
Publikováno v:
Journal of Agricultural and Food Chemistry
In Martinique, Helicoverpa zea is a common pest of tomato and is responsible for significant economic losses. To fight against H. zea proliferation and damage, corn could be used as a trap crop since H. zea larvae growth in the corn silk was inhibite
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::85ea0bf6cd1d00d070815417c0a568db
http://agritrop.cirad.fr/605379/
http://agritrop.cirad.fr/605379/
Publikováno v:
Planta Medica. 81:S1-S381