http://www.cnr.it/ontology/cnr/individuo/prodotto/ID76466
NEW DESCRIPTORS TO EVALUATE THE CONSERVATION STATUS OF POSIDONIA OCEANICA MEADOW Proceedings of the 4th Mediterranean Symposium on Marine Vegetation (Yasmine-Hammamet, 2-4 December 2010) (Abstract/Comunicazione in atti di convegno)
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- NEW DESCRIPTORS TO EVALUATE THE CONSERVATION STATUS OF POSIDONIA OCEANICA MEADOW Proceedings of the 4th Mediterranean Symposium on Marine Vegetation (Yasmine-Hammamet, 2-4 December 2010) (Abstract/Comunicazione in atti di convegno) (literal)
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- 2010-01-01T00:00:00+01:00 (literal)
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Migliore L; Rotini A; Picenna A; Anello L; Di Bernardo M; Giallongo A. (2010)
NEW DESCRIPTORS TO EVALUATE THE CONSERVATION STATUS OF POSIDONIA OCEANICA MEADOW Proceedings of the 4th Mediterranean Symposium on Marine Vegetation (Yasmine-Hammamet, 2-4 December 2010)
in 4th Mediterranean Symposium on Marine Vegetation, Hammamet, Tunisia, 2-4 December 2010
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- Migliore L; Rotini A; Picenna A; Anello L; Di Bernardo M; Giallongo A. (literal)
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- Proceedings of the 4th Mediterranean Symposium on Marine Vegetation (Yasmine-Hammamet, 2-4 December 2010) (literal)
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- Titolo
- NEW DESCRIPTORS TO EVALUATE THE CONSERVATION STATUS OF POSIDONIA OCEANICA MEADOW Proceedings of the 4th Mediterranean Symposium on Marine Vegetation (Yasmine-Hammamet, 2-4 December 2010) (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autoriVolume
- Migliore L; Rotini A; Picenna A; Anello L; Di Bernardo M; Giallongo A. (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#curatoriVolume
- Abstract
- Human activities and natural events are responsible for a widespread regression of the
Posidonia oceanica (Magnoliophyta, Liliopsida) meadows. Early warning indicators
are necessary to implement coastal management procedures to quikly guide managers
in determining recovery actions. We recently proposed an innovative \"diagnostic\" tool
to monitor the plant conservation status: the quantification of the phenols content, as a
putative stress indicator, coupled to the 2-D electrophoresis analysis of proteins from
rhizomes.
The increased concentration of total phenols in Posidonia rhizome represents a generic
response to different kinds of environmental stress and phenols determination is an easy
and rapid assay for the screening of the meadows health state. The pattern of protein
expression, the proteome, is the entire set of proteins expressed in a given moment. It is
a dynamic entity varying in response to endogenous or exogenous stimuli, such as
changing environmental conditions.
In this work, by analysing 2005-2010 samples from S. Marinella (Roma, Italy) meadow,
we demonstrate that the decreasing plant density has been physiologically marked by
the increase of total phenols content. Peculiar 2D-electrophoresis protein maps are
associated to the different phenols content, i.e. protein spots were differentially
expressed at high or low phenols content. These data superimpose to an increased
anthropic pressure in the area where a new harbor is under construction not so far
(Civitavecchia, since 2005) and agricultural practices are continuously intensifying.
Hence, the combined approach, based on phenols content determination and 2-D
electrophoresis protein pattern analysis, is confirmed as a promising tool to monitor the
health state of Posidonia meadows. (literal)
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