Functionalization of bamboo-like carbon nanotubes with 3-mercaptophenylboronic acid-modified gold nanoparticles for the development of a hybrid glucose enzyme electrochemical biose...
- Autores
- Eguílaz Rubio, Marcos; Villalonga, Reynaldo; Pingarrón, José M.; Ferreyra, Nancy Fabiana; Rivas, Gustavo Adolfo
- Año de publicación
- 2015
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- We report for the first time a sensitive and selective glucose biosensor based on the immobilization at glassy carbon electrodes (GCE) of a new hybrid nanomaterial consisting of gold nanoparticles functionalized with 3-mercaptophenyl boronic acid (AuNPs-B(OH)2) and bamboo-like multiwall carbon nanotubes (bMWCNT) dispersed in hyperbranched polyethyleneimine (PEI). The presence of boronic acid residues allowed the supramolecular immobilization of glucose oxidase (GOx) as a model glycoenzyme while the hybrid nanomaterial Au(NP)-bMWCNT produces a synergistic effect on the catalytic detection of the enzymatically generated hydrogen peroxide. The resulting functionalized nanomaterials were characterized by TEM, FT-IR and electrochemical techniques. The sensitivity at 0.700 V was (3.26 ± 0.03) mA M−1 (28.6 mA M−1 cm−2), with a linear range between 2.50 × 10−4 M and 5.00 × 10−3 M, a detection limit of 0.8 μM and a quantification limit of 2.4 μM. The biocatalytic layer demonstrated to be highly reproducible with R.S.D. values of 8.6% for 10 successive amperometric calibrations using the same surface, and 4.5% for ten different bioelectrodes. The sensitivity of the biosensor after 14 days of storage at 4 °C remained at 86.1% of its original value. The combination of the excellent dispersing properties of PEI, the stability of the bMWCNT-PEI dispersion, the synergistic effect of AuNPs-B(OH)2 and bMWCNT towards the electrooxidation of hydrogen peroxide, and the robust immobilization of GOx at AuNP-B(OH)2 allowed building a sensitive, reproducible and stable amperometric biosensor for the quantification of glucose in beverages and milk samples.
Fil: Eguílaz Rubio, Marcos. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones en Físico-química de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Investigaciones en Físico-química de Córdoba; Argentina
Fil: Villalonga, Reynaldo. Universidad Complutense de Madrid; España
Fil: Pingarrón, José M.. Universidad Complutense de Madrid; España
Fil: Ferreyra, Nancy Fabiana. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones en Físico-química de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Investigaciones en Físico-química de Córdoba; Argentina
Fil: Rivas, Gustavo Adolfo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones en Físico-química de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Investigaciones en Físico-química de Córdoba; Argentina - Materia
-
Bamboo-Like Multiwalled Carbon Nanotubes
Carbon Nanotubes Dispersion
Polyethylenimine
Glucose Oxidase
Boronic Acid
Gold Nanoparticles
Amperometric Glucose Biosensor - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
.jpg)
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/44414
Ver los metadatos del registro completo
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Functionalization of bamboo-like carbon nanotubes with 3-mercaptophenylboronic acid-modified gold nanoparticles for the development of a hybrid glucose enzyme electrochemical biosensorEguílaz Rubio, MarcosVillalonga, ReynaldoPingarrón, José M.Ferreyra, Nancy FabianaRivas, Gustavo AdolfoBamboo-Like Multiwalled Carbon NanotubesCarbon Nanotubes DispersionPolyethylenimineGlucose OxidaseBoronic AcidGold NanoparticlesAmperometric Glucose Biosensorhttps://purl.org/becyt/ford/1.4https://purl.org/becyt/ford/1We report for the first time a sensitive and selective glucose biosensor based on the immobilization at glassy carbon electrodes (GCE) of a new hybrid nanomaterial consisting of gold nanoparticles functionalized with 3-mercaptophenyl boronic acid (AuNPs-B(OH)2) and bamboo-like multiwall carbon nanotubes (bMWCNT) dispersed in hyperbranched polyethyleneimine (PEI). The presence of boronic acid residues allowed the supramolecular immobilization of glucose oxidase (GOx) as a model glycoenzyme while the hybrid nanomaterial Au(NP)-bMWCNT produces a synergistic effect on the catalytic detection of the enzymatically generated hydrogen peroxide. The resulting functionalized nanomaterials were characterized by TEM, FT-IR and electrochemical techniques. The sensitivity at 0.700 V was (3.26 ± 0.03) mA M−1 (28.6 mA M−1 cm−2), with a linear range between 2.50 × 10−4 M and 5.00 × 10−3 M, a detection limit of 0.8 μM and a quantification limit of 2.4 μM. The biocatalytic layer demonstrated to be highly reproducible with R.S.D. values of 8.6% for 10 successive amperometric calibrations using the same surface, and 4.5% for ten different bioelectrodes. The sensitivity of the biosensor after 14 days of storage at 4 °C remained at 86.1% of its original value. The combination of the excellent dispersing properties of PEI, the stability of the bMWCNT-PEI dispersion, the synergistic effect of AuNPs-B(OH)2 and bMWCNT towards the electrooxidation of hydrogen peroxide, and the robust immobilization of GOx at AuNP-B(OH)2 allowed building a sensitive, reproducible and stable amperometric biosensor for the quantification of glucose in beverages and milk samples.Fil: Eguílaz Rubio, Marcos. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones en Físico-química de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Investigaciones en Físico-química de Córdoba; ArgentinaFil: Villalonga, Reynaldo. Universidad Complutense de Madrid; EspañaFil: Pingarrón, José M.. Universidad Complutense de Madrid; EspañaFil: Ferreyra, Nancy Fabiana. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones en Físico-química de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Investigaciones en Físico-química de Córdoba; ArgentinaFil: Rivas, Gustavo Adolfo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones en Físico-química de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Investigaciones en Físico-química de Córdoba; ArgentinaElsevier Science Sa2015-04info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/44414Eguílaz Rubio, Marcos; Villalonga, Reynaldo; Pingarrón, José M.; Ferreyra, Nancy Fabiana; Rivas, Gustavo Adolfo; Functionalization of bamboo-like carbon nanotubes with 3-mercaptophenylboronic acid-modified gold nanoparticles for the development of a hybrid glucose enzyme electrochemical biosensor; Elsevier Science Sa; Sensors and Actuators B: Chemical; 216; 4-2015; 629-6370925-4005CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/doi/info:eu-repo/semantics/altIdentifier/doi/10.1016/j.snb.2015.03.112info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-10-29T11:44:52Zoai:ri.conicet.gov.ar:11336/44414instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-10-29 11:44:53.225CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
| dc.title.none.fl_str_mv |
Functionalization of bamboo-like carbon nanotubes with 3-mercaptophenylboronic acid-modified gold nanoparticles for the development of a hybrid glucose enzyme electrochemical biosensor |
| title |
Functionalization of bamboo-like carbon nanotubes with 3-mercaptophenylboronic acid-modified gold nanoparticles for the development of a hybrid glucose enzyme electrochemical biosensor |
| spellingShingle |
Functionalization of bamboo-like carbon nanotubes with 3-mercaptophenylboronic acid-modified gold nanoparticles for the development of a hybrid glucose enzyme electrochemical biosensor Eguílaz Rubio, Marcos Bamboo-Like Multiwalled Carbon Nanotubes Carbon Nanotubes Dispersion Polyethylenimine Glucose Oxidase Boronic Acid Gold Nanoparticles Amperometric Glucose Biosensor |
| title_short |
Functionalization of bamboo-like carbon nanotubes with 3-mercaptophenylboronic acid-modified gold nanoparticles for the development of a hybrid glucose enzyme electrochemical biosensor |
| title_full |
Functionalization of bamboo-like carbon nanotubes with 3-mercaptophenylboronic acid-modified gold nanoparticles for the development of a hybrid glucose enzyme electrochemical biosensor |
| title_fullStr |
Functionalization of bamboo-like carbon nanotubes with 3-mercaptophenylboronic acid-modified gold nanoparticles for the development of a hybrid glucose enzyme electrochemical biosensor |
| title_full_unstemmed |
Functionalization of bamboo-like carbon nanotubes with 3-mercaptophenylboronic acid-modified gold nanoparticles for the development of a hybrid glucose enzyme electrochemical biosensor |
| title_sort |
Functionalization of bamboo-like carbon nanotubes with 3-mercaptophenylboronic acid-modified gold nanoparticles for the development of a hybrid glucose enzyme electrochemical biosensor |
| dc.creator.none.fl_str_mv |
Eguílaz Rubio, Marcos Villalonga, Reynaldo Pingarrón, José M. Ferreyra, Nancy Fabiana Rivas, Gustavo Adolfo |
| author |
Eguílaz Rubio, Marcos |
| author_facet |
Eguílaz Rubio, Marcos Villalonga, Reynaldo Pingarrón, José M. Ferreyra, Nancy Fabiana Rivas, Gustavo Adolfo |
| author_role |
author |
| author2 |
Villalonga, Reynaldo Pingarrón, José M. Ferreyra, Nancy Fabiana Rivas, Gustavo Adolfo |
| author2_role |
author author author author |
| dc.subject.none.fl_str_mv |
Bamboo-Like Multiwalled Carbon Nanotubes Carbon Nanotubes Dispersion Polyethylenimine Glucose Oxidase Boronic Acid Gold Nanoparticles Amperometric Glucose Biosensor |
| topic |
Bamboo-Like Multiwalled Carbon Nanotubes Carbon Nanotubes Dispersion Polyethylenimine Glucose Oxidase Boronic Acid Gold Nanoparticles Amperometric Glucose Biosensor |
| purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.4 https://purl.org/becyt/ford/1 |
| dc.description.none.fl_txt_mv |
We report for the first time a sensitive and selective glucose biosensor based on the immobilization at glassy carbon electrodes (GCE) of a new hybrid nanomaterial consisting of gold nanoparticles functionalized with 3-mercaptophenyl boronic acid (AuNPs-B(OH)2) and bamboo-like multiwall carbon nanotubes (bMWCNT) dispersed in hyperbranched polyethyleneimine (PEI). The presence of boronic acid residues allowed the supramolecular immobilization of glucose oxidase (GOx) as a model glycoenzyme while the hybrid nanomaterial Au(NP)-bMWCNT produces a synergistic effect on the catalytic detection of the enzymatically generated hydrogen peroxide. The resulting functionalized nanomaterials were characterized by TEM, FT-IR and electrochemical techniques. The sensitivity at 0.700 V was (3.26 ± 0.03) mA M−1 (28.6 mA M−1 cm−2), with a linear range between 2.50 × 10−4 M and 5.00 × 10−3 M, a detection limit of 0.8 μM and a quantification limit of 2.4 μM. The biocatalytic layer demonstrated to be highly reproducible with R.S.D. values of 8.6% for 10 successive amperometric calibrations using the same surface, and 4.5% for ten different bioelectrodes. The sensitivity of the biosensor after 14 days of storage at 4 °C remained at 86.1% of its original value. The combination of the excellent dispersing properties of PEI, the stability of the bMWCNT-PEI dispersion, the synergistic effect of AuNPs-B(OH)2 and bMWCNT towards the electrooxidation of hydrogen peroxide, and the robust immobilization of GOx at AuNP-B(OH)2 allowed building a sensitive, reproducible and stable amperometric biosensor for the quantification of glucose in beverages and milk samples. Fil: Eguílaz Rubio, Marcos. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones en Físico-química de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Investigaciones en Físico-química de Córdoba; Argentina Fil: Villalonga, Reynaldo. Universidad Complutense de Madrid; España Fil: Pingarrón, José M.. Universidad Complutense de Madrid; España Fil: Ferreyra, Nancy Fabiana. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones en Físico-química de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Investigaciones en Físico-química de Córdoba; Argentina Fil: Rivas, Gustavo Adolfo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones en Físico-química de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Investigaciones en Físico-química de Córdoba; Argentina |
| description |
We report for the first time a sensitive and selective glucose biosensor based on the immobilization at glassy carbon electrodes (GCE) of a new hybrid nanomaterial consisting of gold nanoparticles functionalized with 3-mercaptophenyl boronic acid (AuNPs-B(OH)2) and bamboo-like multiwall carbon nanotubes (bMWCNT) dispersed in hyperbranched polyethyleneimine (PEI). The presence of boronic acid residues allowed the supramolecular immobilization of glucose oxidase (GOx) as a model glycoenzyme while the hybrid nanomaterial Au(NP)-bMWCNT produces a synergistic effect on the catalytic detection of the enzymatically generated hydrogen peroxide. The resulting functionalized nanomaterials were characterized by TEM, FT-IR and electrochemical techniques. The sensitivity at 0.700 V was (3.26 ± 0.03) mA M−1 (28.6 mA M−1 cm−2), with a linear range between 2.50 × 10−4 M and 5.00 × 10−3 M, a detection limit of 0.8 μM and a quantification limit of 2.4 μM. The biocatalytic layer demonstrated to be highly reproducible with R.S.D. values of 8.6% for 10 successive amperometric calibrations using the same surface, and 4.5% for ten different bioelectrodes. The sensitivity of the biosensor after 14 days of storage at 4 °C remained at 86.1% of its original value. The combination of the excellent dispersing properties of PEI, the stability of the bMWCNT-PEI dispersion, the synergistic effect of AuNPs-B(OH)2 and bMWCNT towards the electrooxidation of hydrogen peroxide, and the robust immobilization of GOx at AuNP-B(OH)2 allowed building a sensitive, reproducible and stable amperometric biosensor for the quantification of glucose in beverages and milk samples. |
| publishDate |
2015 |
| dc.date.none.fl_str_mv |
2015-04 |
| dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
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article |
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http://hdl.handle.net/11336/44414 Eguílaz Rubio, Marcos; Villalonga, Reynaldo; Pingarrón, José M.; Ferreyra, Nancy Fabiana; Rivas, Gustavo Adolfo; Functionalization of bamboo-like carbon nanotubes with 3-mercaptophenylboronic acid-modified gold nanoparticles for the development of a hybrid glucose enzyme electrochemical biosensor; Elsevier Science Sa; Sensors and Actuators B: Chemical; 216; 4-2015; 629-637 0925-4005 CONICET Digital CONICET |
| url |
http://hdl.handle.net/11336/44414 |
| identifier_str_mv |
Eguílaz Rubio, Marcos; Villalonga, Reynaldo; Pingarrón, José M.; Ferreyra, Nancy Fabiana; Rivas, Gustavo Adolfo; Functionalization of bamboo-like carbon nanotubes with 3-mercaptophenylboronic acid-modified gold nanoparticles for the development of a hybrid glucose enzyme electrochemical biosensor; Elsevier Science Sa; Sensors and Actuators B: Chemical; 216; 4-2015; 629-637 0925-4005 CONICET Digital CONICET |
| dc.language.none.fl_str_mv |
eng |
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eng |
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info:eu-repo/semantics/altIdentifier/doi/ info:eu-repo/semantics/altIdentifier/doi/10.1016/j.snb.2015.03.112 |
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openAccess |
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application/pdf application/pdf |
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Elsevier Science Sa |
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Elsevier Science Sa |
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Consejo Nacional de Investigaciones Científicas y Técnicas |
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CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
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dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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