Arsenic and cadmium bioremediation by antarctic bacteria capable of biosynthesizing CdS fluorescent nanoparticles
- Autores
- Glatstein, Daniel Alejandro; Bruna, Nicolás; Gallardo-Benavente, Carla; Bravo, Denisse; Carro Pérez, Magalí Evelín; Francisca, Franco Matias; Pérez Donoso, José M.
- Año de publicación
- 2018
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- Use of microorganisms in contaminated water remediation is one of the most studied processes of recent years. The recovery of metal contaminants by converting them into high-value nanomaterials represents a scarcely explored topic with high potential economic impact. In this work, the authors determine the capacity to remove As and Cd from aqueous solutions by Antarctic bacteria previously reported as capable of biosynthesizing CdS fluorescent nanoparticles (NPs) at low temperatures. Bacterial characteristics favoring metal bioremediation, such as As and Cd resistance as well as high biofilm formation and metal removal (kinetic/sorption tests), were determined in Antarctic strains. In addition, the effect of As on the biosynthesis of CdS fluorescent NPs [quantum dots (QDs)] was evaluated. The presence of As inhibits the biosynthesis of CdS QDs by Antarctic bacteria. Arsenic inhibition does not involve the disruption of the Cd nanostructure or a decrease in H2S levels produced by cells, suggesting that As inhibits CdS biosynthesis by avoiding the interaction of Cd2+ with S2- required to produce the nanocrystal. Obtained results have significant consequences for the development of metal bioremediation strategies aimed at removing environmental heavy metals through the generation of NPs.
Fil: Glatstein, Daniel Alejandro. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Estudios Avanzados en Ingeniería y Tecnología. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas Físicas y Naturales. Instituto de Estudios Avanzados en Ingeniería y Tecnología; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas, Físicas y Naturales; Argentina
Fil: Bruna, Nicolás. Universidad Andres Bello. Centro de Bioinformatica y Biología Integrativa; Chile
Fil: Gallardo-Benavente, Carla. Universidad Andres Bello. Centro de Bioinformatica y Biología Integrativa; Chile
Fil: Bravo, Denisse. Universidad de Chile; Chile
Fil: Carro Pérez, Magalí Evelín. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Estudios Avanzados en Ingeniería y Tecnología. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas Físicas y Naturales. Instituto de Estudios Avanzados en Ingeniería y Tecnología; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas, Físicas y Naturales; Argentina
Fil: Francisca, Franco Matias. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Estudios Avanzados en Ingeniería y Tecnología. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas Físicas y Naturales. Instituto de Estudios Avanzados en Ingeniería y Tecnología; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas, Físicas y Naturales; Argentina
Fil: Pérez Donoso, José M.. Universidad Andres Bello. Centro de Bioinformatica y Biología Integrativa; Chile - Materia
-
ANTARCTIC BACTERIA
BIOREMEDIATION
BIOSYNTHESIS
HEAVY METALS
METALLOIDS
QUANTUM DOTS - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/89546
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Arsenic and cadmium bioremediation by antarctic bacteria capable of biosynthesizing CdS fluorescent nanoparticlesGlatstein, Daniel AlejandroBruna, NicolásGallardo-Benavente, CarlaBravo, DenisseCarro Pérez, Magalí EvelínFrancisca, Franco MatiasPérez Donoso, José M.ANTARCTIC BACTERIABIOREMEDIATIONBIOSYNTHESISHEAVY METALSMETALLOIDSQUANTUM DOTShttps://purl.org/becyt/ford/2.7https://purl.org/becyt/ford/2Use of microorganisms in contaminated water remediation is one of the most studied processes of recent years. The recovery of metal contaminants by converting them into high-value nanomaterials represents a scarcely explored topic with high potential economic impact. In this work, the authors determine the capacity to remove As and Cd from aqueous solutions by Antarctic bacteria previously reported as capable of biosynthesizing CdS fluorescent nanoparticles (NPs) at low temperatures. Bacterial characteristics favoring metal bioremediation, such as As and Cd resistance as well as high biofilm formation and metal removal (kinetic/sorption tests), were determined in Antarctic strains. In addition, the effect of As on the biosynthesis of CdS fluorescent NPs [quantum dots (QDs)] was evaluated. The presence of As inhibits the biosynthesis of CdS QDs by Antarctic bacteria. Arsenic inhibition does not involve the disruption of the Cd nanostructure or a decrease in H2S levels produced by cells, suggesting that As inhibits CdS biosynthesis by avoiding the interaction of Cd2+ with S2- required to produce the nanocrystal. Obtained results have significant consequences for the development of metal bioremediation strategies aimed at removing environmental heavy metals through the generation of NPs.Fil: Glatstein, Daniel Alejandro. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Estudios Avanzados en Ingeniería y Tecnología. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas Físicas y Naturales. Instituto de Estudios Avanzados en Ingeniería y Tecnología; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas, Físicas y Naturales; ArgentinaFil: Bruna, Nicolás. Universidad Andres Bello. Centro de Bioinformatica y Biología Integrativa; ChileFil: Gallardo-Benavente, Carla. Universidad Andres Bello. Centro de Bioinformatica y Biología Integrativa; ChileFil: Bravo, Denisse. Universidad de Chile; ChileFil: Carro Pérez, Magalí Evelín. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Estudios Avanzados en Ingeniería y Tecnología. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas Físicas y Naturales. Instituto de Estudios Avanzados en Ingeniería y Tecnología; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas, Físicas y Naturales; ArgentinaFil: Francisca, Franco Matias. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Estudios Avanzados en Ingeniería y Tecnología. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas Físicas y Naturales. Instituto de Estudios Avanzados en Ingeniería y Tecnología; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas, Físicas y Naturales; ArgentinaFil: Pérez Donoso, José M.. Universidad Andres Bello. Centro de Bioinformatica y Biología Integrativa; ChileAmerican Society of Civil Engineers2018-03info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/89546Glatstein, Daniel Alejandro; Bruna, Nicolás; Gallardo-Benavente, Carla; Bravo, Denisse; Carro Pérez, Magalí Evelín; et al.; Arsenic and cadmium bioremediation by antarctic bacteria capable of biosynthesizing CdS fluorescent nanoparticles; American Society of Civil Engineers; Journal Of Environmental Engineering; 144; 3; 3-2018; 1-70733-93721943-7870CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/url/http://ascelibrary.org/doi/10.1061/%28ASCE%29EE.1943-7870.0001293info:eu-repo/semantics/altIdentifier/doi/10.1061/(ASCE)EE.1943-7870.0001293info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T09:37:14Zoai:ri.conicet.gov.ar:11336/89546instacron: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:34982025-09-29 09:37:14.296CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Arsenic and cadmium bioremediation by antarctic bacteria capable of biosynthesizing CdS fluorescent nanoparticles |
title |
Arsenic and cadmium bioremediation by antarctic bacteria capable of biosynthesizing CdS fluorescent nanoparticles |
spellingShingle |
Arsenic and cadmium bioremediation by antarctic bacteria capable of biosynthesizing CdS fluorescent nanoparticles Glatstein, Daniel Alejandro ANTARCTIC BACTERIA BIOREMEDIATION BIOSYNTHESIS HEAVY METALS METALLOIDS QUANTUM DOTS |
title_short |
Arsenic and cadmium bioremediation by antarctic bacteria capable of biosynthesizing CdS fluorescent nanoparticles |
title_full |
Arsenic and cadmium bioremediation by antarctic bacteria capable of biosynthesizing CdS fluorescent nanoparticles |
title_fullStr |
Arsenic and cadmium bioremediation by antarctic bacteria capable of biosynthesizing CdS fluorescent nanoparticles |
title_full_unstemmed |
Arsenic and cadmium bioremediation by antarctic bacteria capable of biosynthesizing CdS fluorescent nanoparticles |
title_sort |
Arsenic and cadmium bioremediation by antarctic bacteria capable of biosynthesizing CdS fluorescent nanoparticles |
dc.creator.none.fl_str_mv |
Glatstein, Daniel Alejandro Bruna, Nicolás Gallardo-Benavente, Carla Bravo, Denisse Carro Pérez, Magalí Evelín Francisca, Franco Matias Pérez Donoso, José M. |
author |
Glatstein, Daniel Alejandro |
author_facet |
Glatstein, Daniel Alejandro Bruna, Nicolás Gallardo-Benavente, Carla Bravo, Denisse Carro Pérez, Magalí Evelín Francisca, Franco Matias Pérez Donoso, José M. |
author_role |
author |
author2 |
Bruna, Nicolás Gallardo-Benavente, Carla Bravo, Denisse Carro Pérez, Magalí Evelín Francisca, Franco Matias Pérez Donoso, José M. |
author2_role |
author author author author author author |
dc.subject.none.fl_str_mv |
ANTARCTIC BACTERIA BIOREMEDIATION BIOSYNTHESIS HEAVY METALS METALLOIDS QUANTUM DOTS |
topic |
ANTARCTIC BACTERIA BIOREMEDIATION BIOSYNTHESIS HEAVY METALS METALLOIDS QUANTUM DOTS |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/2.7 https://purl.org/becyt/ford/2 |
dc.description.none.fl_txt_mv |
Use of microorganisms in contaminated water remediation is one of the most studied processes of recent years. The recovery of metal contaminants by converting them into high-value nanomaterials represents a scarcely explored topic with high potential economic impact. In this work, the authors determine the capacity to remove As and Cd from aqueous solutions by Antarctic bacteria previously reported as capable of biosynthesizing CdS fluorescent nanoparticles (NPs) at low temperatures. Bacterial characteristics favoring metal bioremediation, such as As and Cd resistance as well as high biofilm formation and metal removal (kinetic/sorption tests), were determined in Antarctic strains. In addition, the effect of As on the biosynthesis of CdS fluorescent NPs [quantum dots (QDs)] was evaluated. The presence of As inhibits the biosynthesis of CdS QDs by Antarctic bacteria. Arsenic inhibition does not involve the disruption of the Cd nanostructure or a decrease in H2S levels produced by cells, suggesting that As inhibits CdS biosynthesis by avoiding the interaction of Cd2+ with S2- required to produce the nanocrystal. Obtained results have significant consequences for the development of metal bioremediation strategies aimed at removing environmental heavy metals through the generation of NPs. Fil: Glatstein, Daniel Alejandro. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Estudios Avanzados en Ingeniería y Tecnología. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas Físicas y Naturales. Instituto de Estudios Avanzados en Ingeniería y Tecnología; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas, Físicas y Naturales; Argentina Fil: Bruna, Nicolás. Universidad Andres Bello. Centro de Bioinformatica y Biología Integrativa; Chile Fil: Gallardo-Benavente, Carla. Universidad Andres Bello. Centro de Bioinformatica y Biología Integrativa; Chile Fil: Bravo, Denisse. Universidad de Chile; Chile Fil: Carro Pérez, Magalí Evelín. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Estudios Avanzados en Ingeniería y Tecnología. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas Físicas y Naturales. Instituto de Estudios Avanzados en Ingeniería y Tecnología; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas, Físicas y Naturales; Argentina Fil: Francisca, Franco Matias. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Estudios Avanzados en Ingeniería y Tecnología. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas Físicas y Naturales. Instituto de Estudios Avanzados en Ingeniería y Tecnología; Argentina. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas, Físicas y Naturales; Argentina Fil: Pérez Donoso, José M.. Universidad Andres Bello. Centro de Bioinformatica y Biología Integrativa; Chile |
description |
Use of microorganisms in contaminated water remediation is one of the most studied processes of recent years. The recovery of metal contaminants by converting them into high-value nanomaterials represents a scarcely explored topic with high potential economic impact. In this work, the authors determine the capacity to remove As and Cd from aqueous solutions by Antarctic bacteria previously reported as capable of biosynthesizing CdS fluorescent nanoparticles (NPs) at low temperatures. Bacterial characteristics favoring metal bioremediation, such as As and Cd resistance as well as high biofilm formation and metal removal (kinetic/sorption tests), were determined in Antarctic strains. In addition, the effect of As on the biosynthesis of CdS fluorescent NPs [quantum dots (QDs)] was evaluated. The presence of As inhibits the biosynthesis of CdS QDs by Antarctic bacteria. Arsenic inhibition does not involve the disruption of the Cd nanostructure or a decrease in H2S levels produced by cells, suggesting that As inhibits CdS biosynthesis by avoiding the interaction of Cd2+ with S2- required to produce the nanocrystal. Obtained results have significant consequences for the development of metal bioremediation strategies aimed at removing environmental heavy metals through the generation of NPs. |
publishDate |
2018 |
dc.date.none.fl_str_mv |
2018-03 |
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 |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/89546 Glatstein, Daniel Alejandro; Bruna, Nicolás; Gallardo-Benavente, Carla; Bravo, Denisse; Carro Pérez, Magalí Evelín; et al.; Arsenic and cadmium bioremediation by antarctic bacteria capable of biosynthesizing CdS fluorescent nanoparticles; American Society of Civil Engineers; Journal Of Environmental Engineering; 144; 3; 3-2018; 1-7 0733-9372 1943-7870 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/89546 |
identifier_str_mv |
Glatstein, Daniel Alejandro; Bruna, Nicolás; Gallardo-Benavente, Carla; Bravo, Denisse; Carro Pérez, Magalí Evelín; et al.; Arsenic and cadmium bioremediation by antarctic bacteria capable of biosynthesizing CdS fluorescent nanoparticles; American Society of Civil Engineers; Journal Of Environmental Engineering; 144; 3; 3-2018; 1-7 0733-9372 1943-7870 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/url/http://ascelibrary.org/doi/10.1061/%28ASCE%29EE.1943-7870.0001293 info:eu-repo/semantics/altIdentifier/doi/10.1061/(ASCE)EE.1943-7870.0001293 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
American Society of Civil Engineers |
publisher.none.fl_str_mv |
American Society of Civil Engineers |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.name.fl_str_mv |
CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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score |
13.070432 |