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dc.contributor.author
Boaglio, Andrea Carolina
dc.contributor.author
Mendía Broda, Andrea Cecilia
dc.contributor.author
Muñoz, Lautaro H.
dc.contributor.author
Mascambroni, Maria Belen
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López, Pablo A.
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Morón Alcain, Esteban
dc.contributor.author
Arranz, Silvia Eda
dc.contributor.author
Vigliano, Fabricio Andrés
dc.date.available
2021-09-08T17:43:46Z
dc.date.issued
2021-10
dc.identifier.citation
Boaglio, Andrea Carolina; Mendía Broda, Andrea Cecilia; Muñoz, Lautaro H.; Mascambroni, Maria Belen; López, Pablo A.; et al.; Effects of ploidy and nutritional conditions on muscle morphology, proliferation and myogenic proteins expression in Rhamdia quelen larvae; Elsevier Science; Aquaculture; 543; 10-2021; 1-9
dc.identifier.issn
0044-8486
dc.identifier.uri
http://hdl.handle.net/11336/139919
dc.description.abstract
Although Rhamdia quelen is a promising species for farming in South America, many aspects of its development and optimal conditions of culture remain unknown. In this sense, we explore muscle development and some proteins related to myogenic process in diploid and triploid larvae submitted to fasting-refeeding. Regarding muscle morphology, within diploid groups, fasted larvae (FD) showed a significant decrease in white muscle fiber area compared with control (CD) and refed (RD-1) groups. Then, when food was provided, area values restored nearly to control. Based on these results, it is probable that temporary muscle fiber atrophy takes place in fasted diploid fish. Conversely, no significant morphological changes were observed among triploid groups. When the effects of ploidy on somatic growth were assessed, FD and RT-1 groups registered a significantly higher percentage of fibers with an area smaller than 500 μm2 compared with fasted triploid larvae (FT) and RD-1 groups, respectively. Additionally, immunolocalization of the proliferating cell nuclear antigen (PCNA) decreased during starvation in fish of both ploidies and only recovered to normal after refeeding in triploid fish. An increase in PCNA related to ploidy was detected in CD and RD-1 compared with their triploid counterparts. In relation to myogenic proteins, Myog showed a significant increase expression in diploid larvae during starvation. Mstn was not affected by ploidy or alimentary variations. Our results show that diploid fish are more affected by short-term starvation than triploid fish, which could be indicative of differential physiological responses of diploid and triploid larvae to alimentary changes in culture. This might be relevant to optimize conditions of culture for both diploid and triploid fish.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Elsevier Science
dc.rights
info:eu-repo/semantics/restrictedAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
FASTING-REFEEDING
dc.subject
RHAMDIA QUELEN
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SOMATIC GROWTH
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TRIPLOIDY
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Otras Ciencias Veterinarias
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Ciencias Veterinarias
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CIENCIAS AGRÍCOLAS
dc.title
Effects of ploidy and nutritional conditions on muscle morphology, proliferation and myogenic proteins expression in Rhamdia quelen larvae
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2021-09-07T14:54:49Z
dc.journal.volume
543
dc.journal.pagination
1-9
dc.journal.pais
Países Bajos
dc.journal.ciudad
Amsterdam
dc.description.fil
Fil: Boaglio, Andrea Carolina. Universidad Nacional de Rosario. Facultad de Ciencias Veterinarias. Departamento de Ciencias Básicas. Cátedra de Histología y Embriología; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
dc.description.fil
Fil: Mendía Broda, Andrea Cecilia. Universidad Nacional de Rosario. Facultad de Ciencias Veterinarias. Departamento de Ciencias Básicas. Cátedra de Histología y Embriología; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
dc.description.fil
Fil: Muñoz, Lautaro H.. Universidad Nacional de Rosario. Facultad de Ciencias Veterinarias; Argentina
dc.description.fil
Fil: Mascambroni, Maria Belen. Universidad Nacional de Rosario. Facultad de Ciencias Veterinarias; Argentina
dc.description.fil
Fil: López, Pablo A.. Universidad Nacional de Rosario. Facultad de Ciencias Veterinarias; Argentina
dc.description.fil
Fil: Morón Alcain, Esteban. Universidad Nacional de Rosario. Facultad de Ciencias Veterinarias; Argentina
dc.description.fil
Fil: Arranz, Silvia Eda. Universidad Nacional de Rosario. Facultad de Ciencias Bioquímicas y Farmacéuticas; Argentina
dc.description.fil
Fil: Vigliano, Fabricio Andrés. Universidad Nacional de Rosario. Facultad de Ciencias Veterinarias. Departamento de Ciencias Básicas. Cátedra de Histología y Embriología; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
dc.journal.title
Aquaculture
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/abs/pii/S0044848621005883
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1016/j.aquaculture.2021.736925
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