Growth-promoting effects of sustained swimming in fingerlings of gilthead sea bream ( Sparus aurata L.)

Verfasser / Beitragende:
[Josefina Blasco, A. Moya, A. Millán-Cubillo, E. Vélez, E. Capilla, J. Pérez-Sánchez, J. Gutiérrez, J. Fernández- Borrás]
Ort, Verlag, Jahr:
2015
Enthalten in:
Journal of Comparative Physiology B, 185/8(2015-12-01), 859-868
Format:
Artikel (online)
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024 7 0 |a 10.1007/s00360-015-0933-5  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00360-015-0933-5 
245 0 0 |a Growth-promoting effects of sustained swimming in fingerlings of gilthead sea bream ( Sparus aurata L.)  |h [Elektronische Daten]  |c [Josefina Blasco, A. Moya, A. Millán-Cubillo, E. Vélez, E. Capilla, J. Pérez-Sánchez, J. Gutiérrez, J. Fernández- Borrás] 
520 3 |a Fish growth is strongly influenced by environmental and nutritional factors and changing culture conditions can help optimize it. The importance of early-life experience on the muscle phenotype later in life is well known. Here, we study the effects of 5weeks of moderate and sustained swimming activity (5BLs−1) in gilthead sea bream during early development. We analysed growth and body indexes, plasma IGF-I and GH levels, feed conversion, composition [proximate and isotopic (15N/13C)] and metabolic key enzymes (COX, CS, LDH, HOAD, HK, ALAT, ASAT) of white muscle. Moderate and continuous exercise in fingerlings of gilthead sea bream increased plasma IGF-I, whereas it reduced plasma GH. Under these conditions, growth rate improved without any modification to feed intake through an increase in muscle mass and a reduction in mesenteric fat deposits. There were no changes in the content and turnover of muscle proteins and lipid reserves. Glycogen stores were maintained, but glycogen turnover was higher in white muscle of exercised fish. A lower LDH/CS ratio demonstrated an improvement in the aerobic capacity of white muscle, while a reduction in the COX/CS ratio possibly indicated a functional adaptation of mitochondria to adjust to the tissue-specific energy demand and metabolic fuel availability in exercised fish. We discuss the synergistic effects of dietary nutrients and sustained exercise on the different mitochondrial responses. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Exercise  |2 nationallicence 
690 7 |a White muscle  |2 nationallicence 
690 7 |a δ13C/δ15N  |2 nationallicence 
690 7 |a IGF-I/GH  |2 nationallicence 
690 7 |a RNA/DNA  |2 nationallicence 
690 7 |a COX/CS  |2 nationallicence 
700 1 |a Blasco  |D Josefina  |u Departament de Fisiologia i Immunologia, Facultat de Biologia, Universitat de Barcelona, Avinguda Diagonal, 643, 08028, Barcelona, Spain  |4 aut 
700 1 |a Moya  |D A.  |u Departament de Fisiologia i Immunologia, Facultat de Biologia, Universitat de Barcelona, Avinguda Diagonal, 643, 08028, Barcelona, Spain  |4 aut 
700 1 |a Millán-Cubillo  |D A.  |u Departament de Fisiologia i Immunologia, Facultat de Biologia, Universitat de Barcelona, Avinguda Diagonal, 643, 08028, Barcelona, Spain  |4 aut 
700 1 |a Vélez  |D E.  |u Departament de Fisiologia i Immunologia, Facultat de Biologia, Universitat de Barcelona, Avinguda Diagonal, 643, 08028, Barcelona, Spain  |4 aut 
700 1 |a Capilla  |D E.  |u Departament de Fisiologia i Immunologia, Facultat de Biologia, Universitat de Barcelona, Avinguda Diagonal, 643, 08028, Barcelona, Spain  |4 aut 
700 1 |a Pérez-Sánchez  |D J.  |u Instituto de Acuicultura Torre de la Sal (IATS-CSIC), Castellón, Spain  |4 aut 
700 1 |a Gutiérrez  |D J.  |u Departament de Fisiologia i Immunologia, Facultat de Biologia, Universitat de Barcelona, Avinguda Diagonal, 643, 08028, Barcelona, Spain  |4 aut 
700 1 |a Fernández- Borrás  |D J.  |u Departament de Fisiologia i Immunologia, Facultat de Biologia, Universitat de Barcelona, Avinguda Diagonal, 643, 08028, Barcelona, Spain  |4 aut 
773 0 |t Journal of Comparative Physiology B  |d Springer Berlin Heidelberg  |g 185/8(2015-12-01), 859-868  |x 0174-1578  |q 185:8<859  |1 2015  |2 185  |o 360 
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950 |B NATIONALLICENCE  |P 700  |E 1-  |a Blasco  |D Josefina  |u Departament de Fisiologia i Immunologia, Facultat de Biologia, Universitat de Barcelona, Avinguda Diagonal, 643, 08028, Barcelona, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Moya  |D A.  |u Departament de Fisiologia i Immunologia, Facultat de Biologia, Universitat de Barcelona, Avinguda Diagonal, 643, 08028, Barcelona, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Millán-Cubillo  |D A.  |u Departament de Fisiologia i Immunologia, Facultat de Biologia, Universitat de Barcelona, Avinguda Diagonal, 643, 08028, Barcelona, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Vélez  |D E.  |u Departament de Fisiologia i Immunologia, Facultat de Biologia, Universitat de Barcelona, Avinguda Diagonal, 643, 08028, Barcelona, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Capilla  |D E.  |u Departament de Fisiologia i Immunologia, Facultat de Biologia, Universitat de Barcelona, Avinguda Diagonal, 643, 08028, Barcelona, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Pérez-Sánchez  |D J.  |u Instituto de Acuicultura Torre de la Sal (IATS-CSIC), Castellón, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Gutiérrez  |D J.  |u Departament de Fisiologia i Immunologia, Facultat de Biologia, Universitat de Barcelona, Avinguda Diagonal, 643, 08028, Barcelona, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Fernández- Borrás  |D J.  |u Departament de Fisiologia i Immunologia, Facultat de Biologia, Universitat de Barcelona, Avinguda Diagonal, 643, 08028, Barcelona, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Journal of Comparative Physiology B  |d Springer Berlin Heidelberg  |g 185/8(2015-12-01), 859-868  |x 0174-1578  |q 185:8<859  |1 2015  |2 185  |o 360