Investigating marine bio-calcification mechanisms in a changing ocean with in vivo and high-resolution ex vivo Raman spectroscopy

© 2019 John Wiley & Sons Ltd.

Bibliographische Detailangaben
Veröffentlicht in:Global change biology. - 1999. - 25(2019), 5 vom: 27. Mai, Seite 1877-1888
1. Verfasser: DeCarlo, Thomas M (VerfasserIn)
Weitere Verfasser: Comeau, Steeve, Cornwall, Christopher E, Gajdzik, Laura, Guagliardo, Paul, Sadekov, Aleksey, Thillainath, Emma C, Trotter, Julie, McCulloch, Malcolm T
Format: Online-Aufsatz
Sprache:English
Veröffentlicht: 2019
Zugriff auf das übergeordnete Werk:Global change biology
Schlagworte:Journal Article Research Support, Non-U.S. Gov't Raman spectroscopy calcification coralline algae corals foraminifera in vivo ocean acidification otoliths mehr... Carbonates Water Pollutants, Chemical
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520 |a © 2019 John Wiley & Sons Ltd. 
520 |a Ocean acidification poses a serious threat to marine calcifying organisms, yet experimental and field studies have found highly diverse responses among species and environments. Our understanding of the underlying drivers of differential responses to ocean acidification is currently limited by difficulties in directly observing and quantifying the mechanisms of bio-calcification. Here, we present Raman spectroscopy techniques for characterizing the skeletal mineralogy and calcifying fluid chemistry of marine calcifying organisms such as corals, coralline algae, foraminifera, and fish (carbonate otoliths). First, our in vivo Raman technique is the ideal tool for investigating non-classical mineralization pathways. This includes calcification by amorphous particle attachment, which has recently been controversially suggested as a mechanism by which corals resist the negative effects of ocean acidification. Second, high-resolution ex vivo Raman mapping reveals complex banding structures in the mineralogy of marine calcifiers, and provides a tool to quantify calcification responses to environmental variability on various timescales from days to years. We describe the new insights into marine bio-calcification that our techniques have already uncovered, and we consider the wide range of questions regarding calcifier responses to global change that can now be proposed and addressed with these new Raman spectroscopy tools 
650 4 |a Journal Article 
650 4 |a Research Support, Non-U.S. Gov't 
650 4 |a Raman spectroscopy 
650 4 |a calcification 
650 4 |a coralline algae 
650 4 |a corals 
650 4 |a foraminifera 
650 4 |a in vivo 
650 4 |a ocean acidification 
650 4 |a otoliths 
650 7 |a Carbonates  |2 NLM 
650 7 |a Water Pollutants, Chemical  |2 NLM 
700 1 |a Comeau, Steeve  |e verfasserin  |4 aut 
700 1 |a Cornwall, Christopher E  |e verfasserin  |4 aut 
700 1 |a Gajdzik, Laura  |e verfasserin  |4 aut 
700 1 |a Guagliardo, Paul  |e verfasserin  |4 aut 
700 1 |a Sadekov, Aleksey  |e verfasserin  |4 aut 
700 1 |a Thillainath, Emma C  |e verfasserin  |4 aut 
700 1 |a Trotter, Julie  |e verfasserin  |4 aut 
700 1 |a McCulloch, Malcolm T  |e verfasserin  |4 aut 
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