Výsledky vyhledávání - "Karem Henríquez-Aedo"

Akademický článek

PAH contamination in coastal surface sediments and associated bacterial communities

Autor: Cristóbal Castillo-Ilabaca, Marcelo H. Gutiérrez, Mario Aranda, Karem Henríquez-Aedo, Alexandra Pereira, Marco Salamanca, Pierre E. Galand, Gerdhard L. Jessen, Silvio Pantoja-Gutiérrez

Publikováno v: Scientific Reports, Vol 14, Iss 1, Pp 1-12 (2024)

Abstract Polycyclic aromatic hydrocarbons (PAH) are semi-volatile, lipophilic, and harmful compounds that can persist for decades in a range of marine environments. There are several marine and soil microorganisms that possess enzymes involved in are

Externí odkaz: https://doaj.org/article/c72d310064c947bdae82bcd856f39fcf

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Chemometric optimisation of pressurised liquid extraction for the determination of alliin and S‐allyl‐cysteine in giant garlic ( Allium ampeloprasum L.) by liquid chromatography tandem mass spectrometry

Autor: Darlene Peterssen-Fonseca, Mario Aranda, Miguel Herrero, Juan Cañumir-Veas, Karem Henríquez-Aedo, Jonathan Carrasco-Sandoval

Publikováno v: Phytochemical Analysis. 32:1051-1058

INTRODUCTION Giant garlic is a functional food that contains different kinds of bioactive molecules with beneficial effects on chronic noncommunicable diseases like diabetes and cardiovascular conditions. Considering biosynthesis pathways, abundance,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7a56a24a99051ba09683c72a1ee941eb
https://doi.org/10.1002/pca.3046

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Detection and identification of acetylcholinesterase inhibitors in Annona cherimola Mill. by effect‐directed analysis using thin‐layer chromatography‐bioassay‐mass spectrometry

Autor: Jessy Pavón, Mario Aranda, Oscar Galarce-Bustos, Karem Henríquez-Aedo

Publikováno v: Phytochemical Analysis. 30:679-686

Introduction Acetylcholinesterase (AChE) inhibitors are considered an important strategy in the treatment of neurological disorders such as Alzheimer's disease. A simple and fast planar chromatography-bioassay methodology has been established to dete

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ec26f72ebe7c3abf881f593ca37c2d07
https://doi.org/10.1002/pca.2843

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Chemometric optimisation of pressurised liquid extraction for the determination of alliin and S-allyl-cysteine in giant garlic (Allium ampeloprasum L.) by liquid chromatography tandem mass spectrometry

Autor: Darlene, Peterssen-Fonseca, Karem, Henríquez-Aedo, Jonathan, Carrasco-Sandoval, Juan, Cañumir-Veas, Miguel, Herrero, Mario, Aranda

Publikováno v: Phytochemical analysis : PCAREFERENCES. 32(6)

Giant garlic is a functional food that contains different kinds of bioactive molecules with beneficial effects on chronic noncommunicable diseases like diabetes and cardiovascular conditions. Considering biosynthesis pathways, abundance, and biologic

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::2ff660e2a8006fbd78441c70951c3208
https://pubmed.ncbi.nlm.nih.gov/33779027

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Chemometric optimization of trypsin digestion method applying infrared, microwave and ultrasound energies for determination of caseins and ovalbumin in wines

Autor: Jessy Pavón-Pérez, Miguel Herrero, Karem Henríquez-Aedo, Ricardo Salazar, Mario Aranda

Publikováno v: Digital.CSIC. Repositorio Institucional del CSIC
instname
J Food Sci Technol

Caseins and ovalbumin are frequently used as wine fining agents to remove undesirable compounds like polymeric phenols. Their presence in wines is a subject of concern because may cause adverse effects on susceptible consumers, especially when their

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0c6f491eaaa4184920a968a75e76e4db
http://hdl.handle.net/10261/262733

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Multivariable optimization of ultrasound-assisted extraction for the determination of phenolic and antioxidants compounds from arrayan (Luma apiculata (DC.) Burret) leaves by microplate-based methods and mass spectrometry

Autor: Jonathan Carrasco-Sandoval, Karem Henríquez-Aedo, María José Fabra, Irene Falcó, Astrid Rodriguez, Mario Aranda, Gloria Sánchez, Amparo López-Rubio

Publikováno v: Digital.CSIC. Repositorio Institucional del CSIC
instname

The present study reports a multivariable optimization of ultrasound-assisted extraction of phenolic compounds from arrayan leaves. The parameters ethanol percentage in extraction solvent, temperature and extraction time, and mass to solvent ratio we

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::21e77294cb0e547ad5cddd2230619eff
http://hdl.handle.net/10261/255663

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Dynamic of biogenic amines and precursor amino acids during cabernet sauvignon vinification

Autor: Mario Aranda, Karem Henríquez-Aedo, Pedro Aqueveque, Oscar Galarce-Bustos, Apolinaria García

Publikováno v: LWT. 97:238-244

The present study reports for the first time the dynamic of biogenic amines (BA) and precursor free amino acids (FAA) during Chilean Cabernet Sauvignon vinification applying a multi-matrix chromatographic method. BA (phenylethylamine, putrescine, cad

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8c79e77455c4629ab7f27060589cbc5e
https://doi.org/10.1016/j.lwt.2018.06.029

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Chemometric Optimization of QuEChERS Extraction Method for Polyphenol Determination in Beers by Liquid Chromatography with Ultraviolet Detection

Autor: Jessy Pavón-Pérez, Mario Aranda, Lissette Novoa, Oscar Galarce-Bustos, Karem Henríquez-Aedo

Publikováno v: Food Analytical Methods. 12:448-457

QuEChERS methodology is a new alternative for polyphenol analysis in foods and beverages. This extractive and clean up method includes several steps that should be optimized to accomplish a fast and efficient extraction. In this work, chemometrics to

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ec6893b30b294804ec8ac0871188539c
https://doi.org/10.1007/s12161-018-1376-x

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LC-MS/MS METHOD FOR L-DOPA QUANTIFICATION IN DIFFERENT TISSUES OF VICIA FABA

Autor: Claudia Oviedo, Jessy Pavón-Pérez, Mhartyn Elso-Freudenberg, Karem Henríquez-Aedo, Mario Aranda

Publikováno v: Journal of the Chilean Chemical Society, Volume: 64, Issue: 4, Pages: 4651-4653, Published: DEC 2019
Journal of the Chilean Chemical Society v.64 n.4 2019
SciELO Chile
CONICYT Chile
instacron:CONICYT

A rapid, sensitive, precise and accurate liquid chromatography tandem mass spectrometry (LC-MS/MS) method was developed for levo 3,4-dihydroxyphenylalanine (L-DOPA) determination in Vicia faba during different growth stages. The method applied a simp

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::88a7a20e7a9d54f3089205a36330c390
https://doi.org/10.4067/s0717-97072019000404651

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Bioaccessibility of different types of phenolic compounds co-encapsulated in alginate/chitosan-coated zein nanoparticles

Autor: María José Fabra, Jonathan Carrasco-Sandoval, Mario Aranda-Bustos, Karem Henríquez-Aedo, Amparo López-Rubio

Publikováno v: Digital.CSIC. Repositorio Institucional del CSIC
instname
Digital.CSIC: Repositorio Institucional del CSIC
Consejo Superior de Investigaciones Científicas (CSIC)

Simultaneous administration of different phenolic compounds might produce a synergistic effect offering a greater activity against chronic non-communicable diseases. This has prompted significant interest in developing nanodelivery systems that simul

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::54767565aeb1089a3442ac48d376bc16
https://doi.org/10.1016/j.lwt.2021.112024

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