1. Geosciences Research Division, Scripps Institution of Oceanography University of California San Diego La Jolla CA 92093 USA
2. Department of Marine Sciences, Skidaway Institute of Oceanography University of Georgia Savannah GA 31411 USA
3. Department of Marine Sciences University of Georgia Athens GA 30602 USA
4. Proteomics and Mass Spectrometry Core Facility University of Georgia Athens GA 30602 USA
5. Department of Molecular and Cellular Biology The University of Arizona Tucson AZ 85721 USA