Zobrazeno 1 - 10
of 59
pro vyhledávání: '"Edgar Nagles"'
Publikováno v:
Sensors, Vol 24, Iss 16, p 5420 (2024)
This paper presents a new application of a lanthanum oxide (III)-modified carbon paste electrode (LaOX/CPE) for dopamine (DP) detection in the presence of ascorbic acid (AA). The presence of cetyl trimethyl ammonium bromide (CTAB) facilitated the LaO
Externí odkaz:
https://doaj.org/article/df7cc2ac77754389a6a7ecca8df4ef02
Autor:
Johisner Penagos-Llanos, Rodrigo Segura, Amaya Paz de la Vega, Bryan Pichun, Fabiana Liendo, Fernando Riesco, Edgar Nagles
Publikováno v:
Nanomaterials, Vol 14, Iss 11, p 958 (2024)
This paper presents an application for a molybdenum disulfide nanomaterial with multiwalled carbon nanotubes (MoS2@MWCNT/E) in a modified electrode substrate for the detection of uric acid (UA). The modified electrode generates a substantial three-fo
Externí odkaz:
https://doaj.org/article/7b774c868e9f4b7a800feed2d9270a50
Publikováno v:
Sensors, Vol 22, Iss 20, p 7780 (2022)
This report presents a new application for the chitosan–graphene glassy carbon electrode (Ch-G/GCE) system in the determination of the hydroxyflavonoid morin (MR), one of the flavonoids with the highest favorable activity for people, due to its nat
Externí odkaz:
https://doaj.org/article/fb5e45e269274ac09b44a4c1ece5c55d
Autor:
Verónica Arancibia, Johisner Penagos-Llanos, Edgar Nagles, Olimpo García-Beltrán, John J. Hurtado
Publikováno v:
Journal of Pharmaceutical Analysis, Vol 9, Iss 1, Pp 62-69 (2019)
This study presents for the first time a new composite of carbon paste (CP), single-walled carbon nanotubes (SWCNTs) and Nd2O3 (NdOX). This versatile composite (NdOX-SWCNT/CPE) was applied to the oxidation of paracetamol (PCM). The newly formed surfa
Externí odkaz:
https://doaj.org/article/1be5be0c52b94e188b82bc463ff59685
Autor:
Andrea Jiménez-González, Cristina Quispe, Jorge Bórquez, Beatriz Sepúlveda, Felipe Riveros, Carlos Areche, Edgar Nagles, Olimpo García-Beltrán, Mario J. Simirgiotis
Publikováno v:
Journal of Enzyme Inhibition and Medicinal Chemistry, Vol 33, Iss 1, Pp 936-944 (2018)
UHPLC/ESI/MS identification of organic compounds is the first step in the majority of screening techniques for the characterization of biologically active metabolites in natural sources. This paper describes a method for the fast identification and c
Externí odkaz:
https://doaj.org/article/22b9d4bbdc0b475c9faf9e49b56c5852
Autor:
Olimpo García-Beltrán, Natalia P Mena, Pabla Aguirre, Germán Barriga-González, Antonio Galdámez, Edgar Nagles, Tatiana Adasme, Cecilia Hidalgo, Marco T Núñez
Publikováno v:
PLoS ONE, Vol 12, Iss 12, p e0189043 (2017)
Iron accumulation, oxidative stress and calcium signaling dysregulation are common pathognomonic signs of several neurodegenerative diseases, including Parkinson´s and Alzheimer's diseases, Friedreich ataxia and Huntington's disease. Given their the
Externí odkaz:
https://doaj.org/article/07513b7a3cd840afac3e9920a4d04929
Publikováno v:
Sensors, Vol 18, Iss 9, p 2934 (2018)
This work reports the development of a composite of the ionic liquid 1-butyl-3-methylimidazolium tetrafluoroborate ([BMIM]BP4) and chitosan (CS) described in previous reports through a new method using cyclic voltammetry with 10 cycles at a scan rate
Externí odkaz:
https://doaj.org/article/335d38dc904046c6bc46cd31c686fb13
Autor:
Ricardo A. Murcia, Sandra M. Leal, Martha V. Roa, Edgar Nagles, Alvaro Muñoz-Castro, John J. Hurtado
Publikováno v:
Molecules, Vol 23, Iss 8, p 2013 (2018)
In this work, six complexes (2–7) of Cr(III) and Co(II) transition metals with triazole ligands were synthesized and characterized. In addition, a new ligand, 3,5-bis(1,2,4-triazol-1-ylmethyl)toluene (1), was synthesized and full characterized. The
Externí odkaz:
https://doaj.org/article/ae2e19a0dcac4043889cdcd8f1711f6e
Autor:
Francisco Salgado, Laura Albornoz, Carmen Cortéz, Elena Stashenko, Kelly Urrea-Vallejo, Edgar Nagles, Cesar Galicia-Virviescas, Alberto Cornejo, Alejandro Ardiles, Mario Simirgiotis, Olimpo García-Beltrán, Carlos Areche
Publikováno v:
Molecules, Vol 23, Iss 1, p 54 (2017)
Lichens are symbiotic associations of fungi with microalgae and/or cyanobacteria, which are considered among the slowest growing organisms, with strong tolerance to adverse environmental conditions. There are about 400 genera and 1600 species of lich
Externí odkaz:
https://doaj.org/article/a6f5196bc4a14d1d82ec6749fa5095bf
Publikováno v:
Sensors, Vol 17, Iss 11, p 2665 (2017)
A fast, sensitive, and selective method for the simultaneous determination of one pair of synthetic colorants commonly found mixed in food products, Amaranth (AM) and Tartrazine (TZ), based on their adsorption and oxidation on a screen-printed electr
Externí odkaz:
https://doaj.org/article/26e2ec44b91d4dcfa41ef598a6a2fe57