scholarly journals Effects of protein level of the diet on digestibility and growth of gilthead sea bream, Sparus auratus L.

1996 ◽  
Vol 2 (2) ◽  
pp. 81-87 ◽  
Author(s):  
P.J.M. SANTINHA ◽  
E.F.S. GOMES ◽  
J.O. COIMBRA
Aquaculture ◽  
2005 ◽  
Vol 247 (1-4) ◽  
pp. 227-232 ◽  
Author(s):  
Sabina De Innocentiis ◽  
Emanuela Miggiano ◽  
Andrea Ungaro ◽  
Silvia Livi ◽  
Luciana Sola ◽  
...  

2004 ◽  
Vol 146 (3) ◽  
pp. 607-617 ◽  
Author(s):  
S. Sangiao-Alvarellos ◽  
J. M. Guzmán ◽  
R. Láiz-Carrión ◽  
J. M. Míguez ◽  
M. P. Martín del Río ◽  
...  

2006 ◽  
Vol 149 (1) ◽  
pp. 30-41 ◽  
Author(s):  
Susana Sangiao-Alvarellos ◽  
Sergio Polakof ◽  
Francisco J. Arjona ◽  
Angel García-López ◽  
María P. Martín del Río ◽  
...  

Author(s):  
Susana Sangiao-Alvarellos ◽  
Francisco J. Arjona ◽  
Jesús M. Míguez ◽  
María P. Martín del Río ◽  
José L. Soengas ◽  
...  

2007 ◽  
Vol 196 (3) ◽  
pp. 625-635 ◽  
Author(s):  
Gideon S Bevelander ◽  
Elsa S L C Pinto ◽  
Adelino V M Canario ◽  
Tom Spanings ◽  
Gert Flik

Little is known about vitamin D metabolism in fishes. Several reports have shown hydroxylase activities in various organs to produce vitamin D metabolites, but the enzymes involved have not been isolated or characterized. We isolated and characterized a renal mitochondrial hydroxylase, CYP27A1, that governs vitamin D metabolism in gilthead sea bream, Sparus auratus. The enzyme is highly expressed in kidney and to a far lesser extent in liver. When treated with 25-hydroxy vitamin D or calcitriol, the kidney responded differentially and time dependently with CYP27A1 mRNA expression levels. This response substantiates a role for CYP27A1 in fish vitamin D metabolism. This notion is strengthened by upregulation of CYP27A1 in sea bream treated with parathyroid hormone-related protein (PTHrP), and suggests an original role for PTHrP in calcitriol-regulated processes n fish similar to the role of PTH in mammalian vitamin D-dependent processes.


1996 ◽  
Vol 62 (4) ◽  
pp. 620-623 ◽  
Author(s):  
José Manuel Vergara ◽  
Hipólito Fernández-Palacios ◽  
Lidia Robainà ◽  
Kim Jauncey ◽  
Manuel De La Higuera ◽  
...  

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