Interaction of short-term Testosterone Treatment with Osmotic Acclimation in the Gilthead Sea Bream sparus Auratus

dc.contributor.authorFrancisco J. Arjona
dc.contributor.authorSusana Sangiao-Alvarellos
dc.contributor.authorSergio Polakof
dc.contributor.authorAngel Garcia-Lopez
dc.contributor.authorMaria P. Martin del Rio
dc.contributor.authorGonzalo Martinez-Rodriguez
dc.contributor.authorJose L. Soengas
dc.contributor.authorJuan M. Mancera
dc.date.accessioned2014-05-06T07:15:35Z
dc.date.available2014-05-06T07:15:35Z
dc.date.issued2008
dc.description.abstractTo Assess the Interaction between Testosterone (t) Treatment and Acclimation to Different Salinities, seawater-acclimated Gilthead Sea Bream (sparus Auratus) were Implanted with slow-release Coconut Oil Implants alone (control) or Containing T (5 µg/g Body Mass).After 5 Days, Eight Fish of Control and T-treated Groups were Sampled.The same Day, Eight Fish of each Group were Transferred to Low Salinity Water (lsw, 6 Ppt, Hypoosmotic Test), Seawater (sw, 38 Ppt, Control Test) and High Salinity Water (hsw, 55 Ppt, Hyperosmotic Test) and Sampled 9 Days Later.Gill Na+, K+-ATPase Activity Increased in HSW-acclimated Fish with Respect to SW- and LSW-acclimated Fish in both Control and T-treated Groups.Kidney Na+, K+-ATPase Activity was also Enhanced in HSW-acclimated Fish, but only in T-treated Group.From a Metabolic Point of View, most of the Changes Observed can be Attributed to the Action of Salinity and T Treatment Alone, since few Interactions between T Treatment and Osmotic Acclimation to Different Salinities were Observed.Those Interactions Included in Treated Fish:In the Liver, Decreased Capacity in Using Glucose in Fish Acclimated to Extreme Salinities;In the Gills, Decreased Capacity in Using Amino Acids in Hsw;In the Kidneys Increased Capacity in Using Amino Acids in Extreme Salinities; And in the Brain, Decreased Glycogen and Acetoacetate Levels of Fish in Lsw.en_US
dc.identifier.citationMarine Biology Vol.: 153, No.: 4, February 2008 [Page 661-671]en_US
dc.identifier.urihttp://hdl.handle.net/123456789/982
dc.language.isoenen_US
dc.publisherSpringer-Verlagen_US
dc.titleInteraction of short-term Testosterone Treatment with Osmotic Acclimation in the Gilthead Sea Bream sparus Auratusen_US
dc.typeArticleen_US

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