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dc.contributor.author
Fabro Cerreia Fus, Elena Ines
dc.contributor.author
Almandoz, Gaston Osvaldo
dc.contributor.author
Ferrario, Martha Elba
dc.contributor.author
Hoffmeyer, Monica Susana
dc.contributor.author
Pettigrosso, Rosa E.
dc.contributor.author
Uibrig, Román Armando
dc.contributor.author
Krock, Bernd
dc.date.available
2017-02-03T21:15:59Z
dc.date.issued
2015-02
dc.identifier.citation
Fabro Cerreia Fus, Elena Ines; Almandoz, Gaston Osvaldo; Ferrario, Martha Elba; Hoffmeyer, Monica Susana; Pettigrosso, Rosa E.; et al.; Co-occurrence of Dinophysis tripos and pectenotoxins in Argentinean shelf waters; Elsevier Science; Harmful Algae; 42; 2-2015; 25-33
dc.identifier.issn
1568-9883
dc.identifier.uri
http://hdl.handle.net/11336/12515
dc.description.abstract
The species Dinophysis tripos is a widely distributed marine dinoflagellate associated with diarrheic shellfish poisoning (DSP) events, which has been recently identified as a pectenotoxin (PTX) producer. In two sampling expeditions carried out during austral autumns 2012 and 2013 along the Argentine Sea (≈38–56° S), lipophilic phycotoxins were measured by tandem mass spectrometry coupled to liquid chromatography (LC–MS/MS) in size-fractionated plankton samples together with microscopic analyses of potentially toxic phytoplankton. PTX-2, PTX-11 and PTX-2sa were recurrently detected in the 50–200 μm fractions, in association to D. tripos. PTX-2 was also widely distributed among the 20–50 μm fractions, mostly related to Dinophysis acuminata. Okadaic acid or its analogs were not detected in any sample. This is the first report of D. tripos related to PTX in the Argentine Sea and the first record of PTX-11 and PTX-2sa for this area. The morphological variability of D. tripos, including the presence of intermediate, small and dimorphic cells, is described. Also, the micro- and mesoplanktonic potential grazers of Dinophysis spp. were explored.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Elsevier Science
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-nd/2.5/ar/
dc.subject
Lipophilic Toxins
dc.subject
Lc-Ms/Ms
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Dinophysis Tripos
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Morphological Variability
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Zooplankton Bioaccumulation
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South Atlantic
dc.subject.classification
Biología Marina, Limnología
dc.subject.classification
Ciencias Biológicas
dc.subject.classification
CIENCIAS NATURALES Y EXACTAS
dc.title
Co-occurrence of Dinophysis tripos and pectenotoxins in Argentinean shelf waters
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2017-02-03T17:52:57Z
dc.journal.volume
42
dc.journal.pagination
25-33
dc.journal.pais
Países Bajos
dc.journal.ciudad
Ámsterdam
dc.description.fil
Fil: Fabro Cerreia Fus, Elena Ines. Universidad Nacional de la Plata. Facultad de Ciencias Naturales y Museo. Division Ficologia; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
dc.description.fil
Fil: Almandoz, Gaston Osvaldo. Universidad Nacional de la Plata. Facultad de Ciencias Naturales y Museo. Division Ficologia; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
dc.description.fil
Fil: Ferrario, Martha Elba. Universidad Nacional de la Plata. Facultad de Ciencias Naturales y Museo. Division Ficologia; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
dc.description.fil
Fil: Hoffmeyer, Monica Susana. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Universidad Tecnológica Nacional. Facultad Regional Bahía Blanca; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Bahía Blanca. Instituto Argentino de Oceanografía (i); Argentina
dc.description.fil
Fil: Pettigrosso, Rosa E.. Universidad Nacional del Sur. Departamento de Biología, Bioquímica y Farmacia; Argentina
dc.description.fil
Fil: Uibrig, Román Armando. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Bahía Blanca. Instituto Argentino de Oceanografía (i); Argentina
dc.description.fil
Fil: Krock, Bernd. Alfred Wegener Institut-Helmholtz Zentrum fu¨r Polar- und Meeresforschung; Alemania
dc.journal.title
Harmful Algae
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://www.sciencedirect.com/science/article/pii/S1568988315000050
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1016/j.hal.2014.12.005
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