By Douglas G. Capone, John G. Rueter (auth.), E. J. Carpenter, D. G. Capone, J. G. Rueter (eds.)
Planktonic marine cyanobacteria are plentiful and important within the biogeochemistry of the ocean. This quantity specializes in the filamentous cyanobacteria, relatively these within the genus Trichodesmium that are universal in tropical and subtropical seas. A element of this booklet additionally matters bloom-forming cyanobacteria within the Baltic Sea zone. Filamentous cyanobacteria are vital as fundamental manufacturers and for the fixation of atmospheric nitrogen and hence are major in international biking of either one of those parts. lately, throughout the software of latest concepts and in depth multi-disciplinary study courses, growth has been made in realizing either the biology of those cyanobacteria and their position within the marine nutrients web.
A large variety of subject matters is roofed during this ebook, starting from molecular biology, body structure, ultrastructure, enzyme localization, toxicology, distant sensing, buoyancy, herbivory and the ecology of those organisms within the marine meals internet. This quantity is an outgrowth of a NATO-sponsored assembly held in could 1991 in Bamberg, Germany, and represents the newest synthesis on those marine phytoplankters.
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Extra resources for Marine Pelagic Cyanobacteria: Trichodesmium and other Diazotrophs
Oceanogr. 33,92-98. , and Morris, I. (1980) 'Physiology of carbon photoassimilation by Oseillatoria thiebautii in the Caribbean Sea' Limnol. Oceanogr. 25, 447-456. A. (1977) 'Photosynthesis and photorespiration in algae' Plant Physiol. 59, 936-940. P. J. J. R. ) Biochemistry of the algae and cyanobacteria. Proc. Phytochem. Soc. , Clarendon Press, Oxford, pp. 131-145. Miller, A. , Espie, G. , and Canvin, D. T. (1988) 'Active transport of inorganic carbon increases the rate of ~ photoreduction by the cyanobacterium Synechococcus UTEX 625' Plant Physiol.
Phycol. xx. xxx-xxx. Siddiqui, P. J. , Bergman, B. J. (1991b) 'Filamentous cyanobacterial associates of marine planktonic cyanobacterium Trichodesmiwn', Phycologia xx, xx-xx. Simon, R. D. (1971) 'Cyanophycin granules from the blue-green alga Anabaena cylindrica: A reserve material consisting of copolymer of aspartic acid and arginine', Proc. Mati. Acad. Sci. USA. 688, 256-267. Stal, L. J. and Krumbein, W. E. (1985) 'Oxygen protection of nitrogenase in the aerobically nitrogen fixing, non-heterocystous cyanobacterium Oscillatoria spo', Arch.
As described above, the product of the Mehler reaction is H 20 2, but it is necessary for cells to get rid of H 20 2 because of the potential oxidative damage it can cause to lipids and proteins. Under normal physiological conditions, H 20 Z is metabolized in cyanobacteria in one of two possible pathways, either through catalase or through an ascorbate peroxidase. Catalase causes the disproportionation of 2 HZ0 2 molecules to 2 H 20 and O2, The ascorbate peroxidase reaction reduces H 20 2 to 2 H20.
Marine Pelagic Cyanobacteria: Trichodesmium and other Diazotrophs by Douglas G. Capone, John G. Rueter (auth.), E. J. Carpenter, D. G. Capone, J. G. Rueter (eds.)