Accelerated dissolution of diatom silica by marine bacterial assemblages

Nature

Volumn 397, Issue 6719, 1999, Pages 508-512

  Bidle, Kay D ^a   Azam, Farooq ^a  

^a UNIVERSITY OF CALIFORNIA SAN DIEGO   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

SILICON DIOXIDE;

BIOGEOCHEMICAL CYCLE; DIATOM; DISSOLUTION; MARINE ENVIRONMENT; MICROBIAL ACTIVITY; SILICON;

ARTICLE; BACTERIAL METABOLISM; CHEMICAL ANALYSIS; CONCENTRATION (PARAMETERS); DIATOM; ECOSYSTEM; NONHUMAN; PHYTOPLANKTON; PRIORITY JOURNAL; SEA;

BACILLARIOPHYTA; BACTERIA (MICROORGANISMS); NITZSCHIA ALBA;

EID: 0033545321     PISSN: 00280836     EISSN: None     Source Type: Journal    
DOI: 10.1038/17351     Document Type: Article

References (30)

1. Nelson, D. M., DeMaster, D. J., Dunbar, R. B. & Smith, W. O. Jr Cycling of organic carbon and biogenic silica in the Southern Ocean: estimates of water-column and sedimentary fluxes on the Ross Sea continental shelf. J. Geophys. Res. 101, 18519-18532 (1996).
2. Longhurst, A. R. & Harrison, W. G. The biological pump: profiles of plankton production and consumption in the upper ocean. Prog. Oceanogr. 22, 47-123 (1989).
3. Lewin, J. C. in Physiology and Biochemistry of Algae (ed. Lewin, R. E.) 445-455 (Academic, New York, 1962).
4. Dugdale, R. C. & Wilkerson, F. P. Silicate regulation of new production in the equatorial Pacific upwelling. Nature 391, 270-273 (1998).
5. Nelson, D. M., Tréguer, P., Brzezinski, M. A., Leynaert, A. & Quéguiner, B. Production and dissolution of biogenic silica in the ocean: revised global estimates, comparison with regional data and relationship to biogenic sedimentation. Glob. Biogeochem. Cycles 9, 359-372 (1995).
6. Cole, J. J., Findlay, S. & Pace, M. L. Bacterioplankton production in fresh and saltwater ecosystems: a cross-system overview. Mar. Ecol. Prog. Ser. 43, 1-10 (1988).
7. Smith, D. C., Simon, M., Alldredge, A. L. & Azam, F. Intense hydrolytic enzyme activity on marine aggregates and implications for rapid particle dissolution. Nature 359, 139-142 (1992).
8. Smith, D. C., Steward, G. F., Long, R. A. & Azam, F. Bacterial utilization of carbon fluxes during a diatom bloom in a mesocosm. Deep-Sea Res. II 42, 75-97 (1995).
9. Kamatani, A. Dissolution rates of silica from diatoms decomposing at various temperatures. Mar. Biol. 68, 91-98 (1982).
10. Lewin, J. C. The dissolution of silica from diatom walls. Geochim. Geophys. Acta 21, 182-198 (1961).
11. Brzezinski, M. A. & Nelson, D. M. The annual silica cycle in the Sargasso Sea near Bermuda. Deep-Sea Res. I 42, 1215-1237 (1995).
12. Nelson, D. M. & Goering, J. J. Near-surface silica dissolution in the upwelling region off northwest Africa. Deep-Sea Res. 24, 65-73 (1977).
13. Brzezinski, M. A. & Nelson, D. M. Seasonal changes in the silicon cycle within a Gulf Stream warm-core ring. Deep-Sea Res. 36, 1009-1030 (1989).
14. Cowie, G. L. & Hedges, J. I. Digestion and alteration of the biochemical constituents of a diatom (Thalassiosira weissflogii) ingested by a herbivorous zooplankton (Calanus pacificus). Limnol. Oceanogr. 41, 581-594 (1996).
15. 14C and biogenic silica as markers. Limnol. Oceanogr. 30, 1093-1099 (1985).
16. Biddanda, B. A. & Pomeroy, L. R. Microbial aggregation and degradation of phytoplankton-derived detritus in seawater. I. Microbial succession. Mar. Ecol. Prog. Ser. 42, 79-88 (1988).
17. Brussaard, C. P. D. et al. Effects of grazing, sedimentation and phytoplankton cell lysis on the structure of a coastal pelagic food web. Mar. Ecol. Prog. Ser. 123, 259-271 (1995).
18. Berges, J. A. & Falkowski, P. G. Physiological stress and cell death in marine phytoplankton: induction of proteases in response to nitrogen or light limitation. Limnol. Oceanogr. 43, 129-155 (1998).
19. Brussaard, C. P. D., Noordeloos, A. A. M. & Riegman, R. Autolysis kinetics of the marine diatom Ditylum brightwellii (Bacillariophyceae) under nitrogen and phosphorus limitation and starvation. J. Phycol. 33, 980-987 (1997).
20. DeLong, E. Archael means and extremes. Science 280, 542-543 (1998).
21. Kröger, N., Bergsdorf, C. & Sumper, M. A new calcium binding glycoprotein family constitutes a major diatom cell wall component. EMBO J. 13, 4676-4683 (1994).
22. Smayda, T. J. The suspension and sinking of phytoplankton in the sea. Oceanogr. Mar. Biol. Annu. Rev. 8, 353-414 (1970).
23. Kamatani, A. & Riley, J. P. Rate of dissolution of diatom silica walls in seawater. Mar. Biol. 55, 29-35 (1979).
24. Brzezinski, M. A., Alldredge, A. L. & O'Bryan, L. M. Silica cycling within marine snow. Limnol. Oceanogr. 42, 1706-1713 (1997).
25. Brzezinski, M. A., Phillips, D. R., Chavez, F. P., Friederich, G. E. & Dugdale, R. C. Silica production in the Monterey, California, upwelling system. Limnol. Oceanogr. 42, 1694-1705 (1997).
26. Parsons, T. R., Maita, Y. & Lalli, C. M. A Manual of Chemical and Biological Methods for Seawater Analysis (Pergamon, Oxford, 1984).
27. Werner, D. Die Kieselsäure im Stoffwechsel von Cyderella cryptica Reimann, Lewin und Guillard. Arch. Mikrobiol. 55, 278-308 (1966).
28. Hoppe, H. G. Significance of exoenzymatic activities in the ecology of brackish water: measurements by means of methylumbelliferyl-substrates. Mar. Ecoll. Prog. Ser. 11, 299-308 (1983).
29. 3H-leucine. Mar. Microb. Food Webs. 6, 107-114 (1992).
30. Lee, S. & Fuhrman, J. A. Relationships between biovolume and biomass of naturally derived marine bacterioplankton. Appl. Environ. Microbiol. 53, 1298-1303 (1987).