[Parameters: Topic='BIOLOGICAL CLASSIFICATION', Term='ANIMALS/INVERTEBRATES', Variable_Level_1='ECHINODERMS']
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The fundamental physiology and biology processes of Sterechinus neumayeri embryos and larvae and how they are affected by increased UV radiation, McMurdo Sound
Entry ID:
K068_2007_2008_NZ_1
Summary
Abstract:
Three key processes in the embryos and larvae of the sea urchin Sterechinus neumayeri were examined to determine how they respond to environmental changes. In situ experiments were carried out at Cape Evans and on the sea ice edge with the blastula/gastrula larval stage.
1. Genetic expression of the photolyase enzyme: Embryos were exposed to ambient UVR at varying depths (0.5, ... ![]()
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Temporal Coverage
Start Date:
2007-10-26
Stop Date:
2007-11-11
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Any collected samples get destroyed in their analysis. Field notebooks are held by the investigator, please contact for more information.
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Publications/References
Clark, D., Lamare, M. And Barker, M. 2009. Response of sea urchin pluteus larvae (Echinodermata: Echinoidea) to reduced seawater pH: a comparison among a tropical, temperate and a polar species. Marine Biology 156: 1125-1137.
Lister, N.K., Lamare, M.D. and Burritt, D.J. 2010. Sea ice protects the embryos of the Antarctic sea urchin Sterechinus neumayeri from oxidative damage due to naturally enhanced levels of UV-B radiation. The Journal of Experimental Biology 213: 1967-1975. Creation and Review Dates
DIF Creation Date:
2005-11-01
Last DIF Revision Date:
2010-08-30
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