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dc.contributor.author
Juarez del Valle, Marianela
dc.contributor.author
Laiño, Jonathan Emiliano
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Savoy, Graciela
dc.contributor.author
Leblanc, Jean Guy Joseph
dc.date.available
2018-02-19T19:41:32Z
dc.date.issued
2017-03
dc.identifier.citation
Juarez del Valle, Marianela; Laiño, Jonathan Emiliano; Savoy, Graciela; Leblanc, Jean Guy Joseph; Factors stimulating riboflavin produced by Lactobacillus plantarum CRL 725 grown in a semi-defined medium; Wiley VCH Verlag; Journal of Basic Microbiology; 57; 3; 3-2017; 245-252
dc.identifier.issn
0233-111X
dc.identifier.uri
http://hdl.handle.net/11336/36759
dc.description.abstract
Riboflavin (vitamin B2) is one of the B-group water-soluble vitamins and is essential for energy metabolism of the cell. The aim of this study was to determine factors that affect riboflavin production by Lactobacillus (L.) plantarum CRL 725 grown in a semi defined medium and evaluate the expression of its rib genes. The factors found to enhance riboflavin production in this medium were incubation at 30 °C, and the addition of specific medium constituents, such as casamino acids (10 g L−1), guanosine (0.04 g L−1), and sucrose as carbon source (20 g L−1). In these conditions, higher riboflavin concentrations were directly associated with significant increases in the expression of ribA, ribB, and ribC genes. The culture conditions defined in this work and its application to a roseoflavin resistant mutant of L. plantarum allowed for a sixfold increase in riboflavin concentrations in our semi-defined medium which were also significantly higher than those obtained previously using the same strain to ferment soymilk. These conditions should thus be evaluated to increase vitamin production in fermented foods.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Wiley VCH Verlag
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Chemically Defined Medium
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Lactic Acid Bacteria
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Rib Gene Expression
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Riboflavin
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Vitamin Biosynthesis
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Otras Ciencias Biológicas
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Ciencias Biológicas
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CIENCIAS NATURALES Y EXACTAS
dc.subject.classification
Otras Ciencias Biológicas
dc.subject.classification
Ciencias Biológicas
dc.subject.classification
CIENCIAS NATURALES Y EXACTAS
dc.title
Factors stimulating riboflavin produced by Lactobacillus plantarum CRL 725 grown in a semi-defined medium
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2017-12-04T18:22:19Z
dc.journal.volume
57
dc.journal.number
3
dc.journal.pagination
245-252
dc.journal.pais
Alemania
dc.journal.ciudad
Weinheim
dc.description.fil
Fil: Juarez del Valle, Marianela. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucuman. Centro de Referencia Para Lactobacilos; Argentina
dc.description.fil
Fil: Laiño, Jonathan Emiliano. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucuman. Centro de Referencia Para Lactobacilos; Argentina
dc.description.fil
Fil: Savoy, Graciela. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucuman. Centro de Referencia Para Lactobacilos; Argentina. Universidad Nacional de Tucumán; Argentina
dc.description.fil
Fil: Leblanc, Jean Guy Joseph. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucuman. Centro de Referencia Para Lactobacilos; Argentina
dc.journal.title
Journal of Basic Microbiology
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1002/jobm.201600573
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://onlinelibrary.wiley.com/doi/10.1002/jobm.201600573/abstract
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