Constitutive upregulations of titin-based signalling proteins in KY deficient muscles.

An increase in the expression of stretch/stress response elements in fast and slow muscles has been previously described in a transcriptional profiling of KY deficient muscles. Here, we have characterized the induction of this titin-based family of signalling proteins in ky/ky muscles at the protein...

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Main Authors: Beatham, J, Gehmlich, K, van der Ven, P, Sarparanta, J, Williams, D, Underhill, P, Geier, C, Fürst, DO, Udd, B, Blanco, G
Format: Journal article
Language:English
Published: 2006
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author Beatham, J
Gehmlich, K
van der Ven, P
Sarparanta, J
Williams, D
Underhill, P
Geier, C
Fürst, DO
Udd, B
Blanco, G
author_facet Beatham, J
Gehmlich, K
van der Ven, P
Sarparanta, J
Williams, D
Underhill, P
Geier, C
Fürst, DO
Udd, B
Blanco, G
author_sort Beatham, J
collection OXFORD
description An increase in the expression of stretch/stress response elements in fast and slow muscles has been previously described in a transcriptional profiling of KY deficient muscles. Here, we have characterized the induction of this titin-based family of signalling proteins in ky/ky muscles at the protein level. Changes in expression of MLP, MARP2 and Xin have been related to the onset of dystrophic and adaptive changes that operate in ky/ky muscles. Our results indicate that induction of this set of genes is an early consequence of the interference caused by the absence of the KY protein. A search of muscle profiles of mouse models revealed such molecular hallmark only in muscles subjected to a single bout of eccentric contractions and specific titin mutants. Based on the role of this family as titin-based stress response molecules, it is suggested that titin structural/signalling instability is common to ky and titin mouse mutants and eccentric contractions.
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spelling oxford-uuid:ada7734d-327d-4d4d-9a83-9bb5a386091a2022-03-27T03:37:07ZConstitutive upregulations of titin-based signalling proteins in KY deficient muscles.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:ada7734d-327d-4d4d-9a83-9bb5a386091aEnglishSymplectic Elements at Oxford2006Beatham, JGehmlich, Kvan der Ven, PSarparanta, JWilliams, DUnderhill, PGeier, CFürst, DOUdd, BBlanco, GAn increase in the expression of stretch/stress response elements in fast and slow muscles has been previously described in a transcriptional profiling of KY deficient muscles. Here, we have characterized the induction of this titin-based family of signalling proteins in ky/ky muscles at the protein level. Changes in expression of MLP, MARP2 and Xin have been related to the onset of dystrophic and adaptive changes that operate in ky/ky muscles. Our results indicate that induction of this set of genes is an early consequence of the interference caused by the absence of the KY protein. A search of muscle profiles of mouse models revealed such molecular hallmark only in muscles subjected to a single bout of eccentric contractions and specific titin mutants. Based on the role of this family as titin-based stress response molecules, it is suggested that titin structural/signalling instability is common to ky and titin mouse mutants and eccentric contractions.
spellingShingle Beatham, J
Gehmlich, K
van der Ven, P
Sarparanta, J
Williams, D
Underhill, P
Geier, C
Fürst, DO
Udd, B
Blanco, G
Constitutive upregulations of titin-based signalling proteins in KY deficient muscles.
title Constitutive upregulations of titin-based signalling proteins in KY deficient muscles.
title_full Constitutive upregulations of titin-based signalling proteins in KY deficient muscles.
title_fullStr Constitutive upregulations of titin-based signalling proteins in KY deficient muscles.
title_full_unstemmed Constitutive upregulations of titin-based signalling proteins in KY deficient muscles.
title_short Constitutive upregulations of titin-based signalling proteins in KY deficient muscles.
title_sort constitutive upregulations of titin based signalling proteins in ky deficient muscles
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