Hyphenated LC-ABTS·+ and LC-DAD-HRMS for simultaneous analysis and identification of antioxidant compounds in Astragalus emarginatus Labill. extracts

Autor: Saïd Ennahar, Rammal Hassan, Chamandy Abir, Zhao Minjie

Publikováno v: Journal of Pharmaceutical Analysis. 12:253-262

The compounds in leaf and stem extracts of Astragalus emarginatus Labill., a plant species used in traditional Lebanese medicine, were investigated for antioxidant properties. First, the activity of various extracts was assessed using the Trolox equi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6a9946d0e601b4ac377f9a8ca8c20955
https://doi.org/10.1016/j.jpha.2021.09.008

Pickering nano-emulsions stabilized by Eudragit RL100 nanoparticles as oral drug delivery system for poorly soluble drugs

Autor: Nicolas Anton, Nadia Messaddeq, Thierry F. Vandamme, Sidy Mouhamed Dieng, Saïd Ennahar, Ziad Omran, Alphonse Rodrigue Djiboune, Papa Mady Sy, Mounibé Diarra, Oumar Thioune

Publikováno v: Colloids and Surfaces B: Biointerfaces
Colloids and Surfaces B: Biointerfaces, 2020, 191, pp.111010. ⟨10.1016/j.colsurfb.2020.111010⟩
Colloids and Surfaces B: Biointerfaces, Elsevier, 2020, 191, pp.111010. ⟨10.1016/j.colsurfb.2020.111010⟩

International audience; The purpose of this study was to develop Pickering water-in-oil nano-emulsions only stabilized by Eudragit RL100 nanoparticles (NPs), in order to increase the nano-emulsion stability and create a barrier to improve the drug en

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::003d56ea3646e17cd916b9094f49f980
https://hal.science/hal-02866107

Influence of the physicochemical parameters of solvents in the extraction of bioactive compounds from Parinari macrophylla Sabine (Chrysobalanaceae)

Autor: Mamadou Balde, Eric Marchioni, Stéphanie Dal, Saïd Ennahar, Alassane Wélé, Séverine Sigrist, Diane Julien-David

Publikováno v: European journal of chemistry
European journal of chemistry, 2018, 9, pp.161-167. ⟨10.5155/eurjchem.9.3.161-167.1723⟩

International audience; The extraction of bioactive compounds from medicinal plants requires methods which are as diverse as the chemical nature of the compounds themselves. In this study, a 96-well microplate was used where solvent mixtures spanning

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::97f2b8217cb080b836e83f895907f770
https://doi.org/10.5155/eurjchem.9.3.161-167.1723

Proteomic analysis of Lactobacillus pentosus for the identification of potential markers involved in acid resistance and their influence on other probiotic features

Autor: Hikmate Abriouel, Saïd Ennahar, Peter Horvatovich, Nabil Benomar, Charles W. Knapp, Natacha Caballero Gómez, Beatriz Pérez Montoro, Antonio Gálvez

Publikováno v: Food Microbiology, 72(Supplement C), 31-38. ACADEMIC PRESS LTD-ELSEVIER SCIENCE LTD
Food Microbiology
Food Microbiology, Elsevier, 2018, 72, pp.31-38. ⟨10.1016/j.fm.2017.11.006⟩

Acidity often prevents the undesirable microbial colonization both in fermented foods and under gastric conditions. Thus, the acid resistance of Lactobacillus pentosus strains used as starter cultures and/or probiotics requires further understanding.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3801c8a126e20cb494bee7ca72405bd3
https://doi.org/10.1016/j.fm.2017.11.006

Online acetylcholinesterase inhibition evaluation by high-performance liquid chromatography-mass spectrometry hyphenated with an immobilized enzyme reactor

Autor: Ye Yuan, Martine Bergaentzlé, Minjie Zhao, Eric Marchioni, Ludivine Riffault-Valois, Saïd Ennahar

Publikováno v: Journal of Chromatography A
Journal of Chromatography A, Elsevier, 2020, 1609, pp.460506. ⟨10.1016/j.chroma.2019.460506⟩

International audience; A high-performance liquid chromatography-mass spectrometry technique hyphenated on-line with an immobilized enzyme reactor (IMER) was developed by the use of 3 known acetylcholinesterase (AChE) inhibitors (galanthamine, huperz

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::09ac3dedc75a3b2212ffdc0b5d528024
https://pubmed.ncbi.nlm.nih.gov/31526637