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Transient up- and down-regulation of expression of myosin light chain 2 and myostatin mRNA mark the changes from stratified hyperplasia to muscle fiber hypertrophy in larvae of gilthead sea bream (Sparus aurata L.)

dc.contributor.authorGeorgiou, Stella
dc.contributor.authorAlami-Durante, Helene
dc.contributor.authorPower, Deborah M.
dc.contributor.authorSarropoulou, Elena
dc.contributor.authorMamuris, Zissis
dc.contributor.authorMoutou, Katerina A.
dc.date.accessioned2017-04-07T15:57:12Z
dc.date.available2017-04-07T15:57:12Z
dc.date.issued2016-02
dc.description.abstractHyperplasia and hypertrophy are the two mechanisms by which muscle develops and grows. We study these two mechanisms, during the early development of white muscle in Sparus aurata, by means of histology and the expression of structural and regulatory genes. A clear stage of stratified hyperplasia was identified early in the development of gilthead sea bream but ceased by 35 dph when hypertrophy took over. Mosaic recruitment of new white fibers began as soon as 60 dph. The genes mlc2a and mlc2b were expressed at various levels during the main phases of hyperplasia and hypertrophy. The genes myog and mlc2a were significantly up-regulated during the intensive stratified formation of new fibers and their expression was significantly correlated. Expression of mstn1 and igf1 increased at 35 dph, appeared to regulate the hyperplasia-to-hypertrophy transition, and may have stimulated the expression of mlc2a, mlc2b and col1a1 at the onset of mosaic hyperplasia. The up-regulation of mstn1 at transitional phases in muscle development indicates a dual regulatory role of myostatin in fish larval muscle growth.
dc.identifier.doi10.1007/s00441-015-2254-0
dc.identifier.issn0302-766X
dc.identifier.otherAUT: DPO00386;
dc.identifier.urihttp://hdl.handle.net/10400.1/9643
dc.language.isoeng
dc.peerreviewedyes
dc.relation.isbasedonWOS:000369324800017
dc.titleTransient up- and down-regulation of expression of myosin light chain 2 and myostatin mRNA mark the changes from stratified hyperplasia to muscle fiber hypertrophy in larvae of gilthead sea bream (Sparus aurata L.)
dc.typejournal article
dspace.entity.typePublication
oaire.citation.endPage554
oaire.citation.issue2
oaire.citation.startPage541
oaire.citation.titleCell and Tissue Research
oaire.citation.volume363
person.familyNamePower
person.givenNameDeborah Mary
person.identifier.ciencia-id891A-8A44-3CAE
person.identifier.orcid0000-0003-1366-0246
person.identifier.scopus-author-id7101806760
rcaap.rightsopenAccess
rcaap.typearticle
relation.isAuthorOfPublicationc68f5ffb-63f6-4c70-8957-29e464fb59c0
relation.isAuthorOfPublication.latestForDiscoveryc68f5ffb-63f6-4c70-8957-29e464fb59c0

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