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dc.creatorPolti, Marta Alejandra-
dc.creatorAmoroso, Maria Julia del R.-
dc.creatorAbate, Carlos Mauricio-
dc.date2017-05-31T18:53:50Z-
dc.date2017-05-31T18:53:50Z-
dc.date2011-03-31-
dc.date2016-02-05T14:59:36Z-
dc.date.accessioned2019-04-29T15:51:30Z-
dc.date.available2019-04-29T15:51:30Z-
dc.date.issued2011-03-31-
dc.identifierPolti, Marta Alejandra; Amoroso, Maria Julia del R.; Abate, Carlos Mauricio; Intracellular chromium accumulation by Streptomyces sp. MC1; Springer; Water, Air And Soil Pollution; 214; 1; 31-3-2011; 49-57-
dc.identifier0049-6979-
dc.identifierhttp://hdl.handle.net/11336/17185-
dc.identifier.urihttp://rodna.bn.gov.ar:8080/jspui/handle/bnmm/303889-
dc.descriptionAbstract Streptomyces sp. MC1, previously isolated from sugar cane, has shown ability to reduce Cr(VI) in liquid minimal medium and soil samples. The objective of this work was to demonstrate the intracellular chromium accumulation by Streptomyces sp. MC1 under different culture conditions. This strain was able to accumulate up to 3.54 mg of Cr (III) per gram of wet biomass, reducing the 98% of Cr (VI) and removing 13.9% of chromium from the<br /> ulture medium supernatants. Streptomyces sp. MC1 chromium bioaccumulation ability was corroborated by using Timm?s reagent technique, a low-cost method, which has been used by first time to detect chromium deposits in bacteria. The results of atomic absorption spectrometry, scanning electron microsco-py, and energy dispersive X-ray analysis suggest that<br />the mechanism of Cr(VI) resistance observed in Streptomyces sp. MC1 includes adsorption coupled with reduction to Cr(III), and finally, Cr(III) bioaccumulation. This mechanism have special relevance to remediation of Cr(VI) contaminated environments by Streptomyces sp. MC1.-
dc.descriptionFil: Polti, Marta Alejandra. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Tucumán. Planta Piloto de Procesos Industriales Microbiológicos (i); Argentina. Universidad Nacional de Tucumán; Argentina-
dc.descriptionFil: Amoroso, Maria Julia del R.. Universidad Nacional de Tucumán; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Tucumán. Planta Piloto de Procesos Industriales Microbiológicos (i); Argentina-
dc.descriptionFil: Abate, Carlos Mauricio. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Tucumán. Planta Piloto de Procesos Industriales Microbiológicos (i); Argentina. Universidad Nacional de Tucumán; Argentina-
dc.formatapplication/pdf-
dc.formatapplication/pdf-
dc.formatapplication/pdf-
dc.languageeng-
dc.publisherSpringer-
dc.relationinfo:eu-repo/semantics/altIdentifier/url/https://link.springer.com/article/10.1007%2Fs11270-010-0401-5-
dc.relationinfo:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1007/s11270-010-0401-5-
dc.rightsinfo:eu-repo/semantics/restrictedAccess-
dc.rightshttps://creativecommons.org/licenses/by-nc-nd/2.5/ar/-
dc.sourcereponame:CONICET Digital (CONICET)-
dc.sourceinstname:Consejo Nacional de Investigaciones Científicas y Técnicas-
dc.sourceinstacron:CONICET-
dc.subjectBIOREMEDIATION-
dc.subjectCHROMIUM BIOACCUMULATION-
dc.subjectSTREPTOMYCES-
dc.subjectEDXA-
dc.subjectTIMM'S REAGENT-
dc.subjectBiotecnología Medioambiental-
dc.subjectBiotecnología del Medio Ambiente-
dc.subjectINGENIERÍAS Y TECNOLOGÍAS-
dc.titleIntracellular chromium accumulation by Streptomyces sp. MC1-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.typeinfo:ar-repo/semantics/articulo-
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