Mostrar el registro sencillo del ítem
dc.contributor.author
Cavello, Ivana Alejandra
dc.contributor.author
Albanesi, Agustin Pedro
dc.contributor.author
Fratebianchi de la Parra, Dante
dc.contributor.author
Garmedia, Gabriela
dc.contributor.author
Vero, Silvana
dc.contributor.author
Cavalitto, Sebastian Fernando
dc.date.available
2018-06-19T18:23:19Z
dc.date.issued
2017-03
dc.identifier.citation
Cavello, Ivana Alejandra; Albanesi, Agustin Pedro; Fratebianchi de la Parra, Dante; Garmedia, Gabriela; Vero, Silvana; et al.; Pectinolytic yeasts from cold environments: novel findings of Guehomyces pullulans, Cystofilobasidium infirmominiatum and Cryptococcus adeliensis producing pectinases; Springer Tokyo; Extremophiles; 21; 2; 3-2017; 319-329
dc.identifier.issn
1431-0651
dc.identifier.uri
http://hdl.handle.net/11336/49366
dc.description.abstract
One hundred and three yeasts isolated from soil samples from King George Island and Tierra del Fuego province were screened in relation with their capability to produce pectinolytic enzymes. Although all the yeasts showed well-developed colonies at 20 °C, only eight showed a clear halo around the colony, indicative of pectin degradation. A secondary screening demonstrated that only four yeasts were capable to produce pectinases at low temperatures (8 °C). It could be seen that the selected yeasts were able to grow and produce high levels of polygalacturonase activity when submerged fermentations were performed using pectin-containing fruit wastes as substrates. None of the strains produced neither lyase nor rhamnogalacturonan hydrolase activities. Regarding pectin esterase activity, it was only produced in lower amounts by G. pullulans 8E (0.022 U ml−1). A TLC analysis of the substrate cleavage pattern of the pectinolytic systems was consistent with an endo-type activity. The clarification of apple juice was only accomplished by G. pullulans pectinolytic system, with a clarification of 80% (%T650) using 4 U/ml of enzyme at 20 °C. As far as we concern this work describes for the first time the production of pectinases by the cold-adapted yeasts species Cystofilobasidium infirmominiatum, Cryptococcus adeliensis and G. pullulans.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Springer Tokyo
dc.rights
info:eu-repo/semantics/restrictedAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Cold-Active Enzymes
dc.subject
Fruit Juice Clarification
dc.subject
Polygalacturonases
dc.subject.classification
Biotecnología Industrial
dc.subject.classification
Biotecnología Industrial
dc.subject.classification
INGENIERÍAS Y TECNOLOGÍAS
dc.title
Pectinolytic yeasts from cold environments: novel findings of Guehomyces pullulans, Cystofilobasidium infirmominiatum and Cryptococcus adeliensis producing pectinases
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2018-06-19T17:03:30Z
dc.identifier.eissn
1433-4909
dc.journal.volume
21
dc.journal.number
2
dc.journal.pagination
319-329
dc.journal.pais
Japón
dc.journal.ciudad
Tokyo
dc.description.fil
Fil: Cavello, Ivana Alejandra. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata. Centro de Investigación y Desarrollo en Fermentaciones Industriales. Universidad Nacional de la Plata. Facultad de Ciencias Exactas. Centro de Investigación y Desarrollo en Fermentaciones Industriales; Argentina
dc.description.fil
Fil: Albanesi, Agustin Pedro. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata. Centro de Investigación y Desarrollo en Fermentaciones Industriales. Universidad Nacional de la Plata. Facultad de Ciencias Exactas. Centro de Investigación y Desarrollo en Fermentaciones Industriales; Argentina
dc.description.fil
Fil: Fratebianchi de la Parra, Dante. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata. Centro de Investigación y Desarrollo en Fermentaciones Industriales. Universidad Nacional de la Plata. Facultad de Ciencias Exactas. Centro de Investigación y Desarrollo en Fermentaciones Industriales; Argentina
dc.description.fil
Fil: Garmedia, Gabriela. Universidad de la República; Uruguay
dc.description.fil
Fil: Vero, Silvana. Universidad de la República; Uruguay
dc.description.fil
Fil: Cavalitto, Sebastian Fernando. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata. Centro de Investigación y Desarrollo en Fermentaciones Industriales. Universidad Nacional de la Plata. Facultad de Ciencias Exactas. Centro de Investigación y Desarrollo en Fermentaciones Industriales; Argentina
dc.journal.title
Extremophiles
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1007/s00792-016-0904-0
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://link.springer.com/article/10.1007%2Fs00792-016-0904-0
Archivos asociados