Trichodesmium– a widespread marine cyanobacterium with unusual nitrogen fixation properties

B Bergman, G Sandh, S Lin, J Larsson… - FEMS microbiology …, 2013‏ - academic.oup.com
The last several decades have witnessed dramatic advances in unfolding the diversity and
commonality of oceanic diazotrophs and their N2-fixing potential. More recently, substantial …

Aquatic and terrestrial cyanobacteria produce methane

M Bižić, T Klintzsch, D Ionescu, MY Hindiyeh… - Science …, 2020‏ - science.org
Evidence is accumulating to challenge the paradigm that biogenic methanogenesis,
considered a strictly anaerobic process, is exclusive to archaea. We demonstrate that …

[ספר][B] Guide to best practices for ocean acidification research and data reporting

U Riebesell, VJ Fabry, L Hansson, JP Gattuso - 2011‏ - oceanrep.geomar.de
Ocean acidification is an undisputed fact. The ocean presently takes up one-fourth of the
carbon CO2 emitted to the atmosphere from human activities. As this CO2 dissolves in the …

Methodological underestimation of oceanic nitrogen fixation rates

W Mohr, T Großkopf, DWR Wallace, J LaRoche - PloS one, 2010‏ - journals.plos.org
The two commonly applied methods to assess dinitrogen (N2) fixation rates are the 15N2-
tracer addition and the acetylene reduction assay (ARA). Discrepancies between the two …

The Toxicity of Copper to Crocosphaera watsonii and Other Marine Phytoplankton: A Systematic Review

JS Lopez, L Lee, KRM Mackey - Frontiers in Marine Science, 2019‏ - frontiersin.org
The cupric ion (Cu2+) plays a dual role as both nutrient and toxicant to freshwater and
marine phytoplankton, functioning in multiple photochemical processes, as well as reactive …

High rates of N2 fixation by unicellular diazotrophs in the oligotrophic Pacific Ocean

JP Montoya, CM Holl, JP Zehr, A Hansen, TA Villareal… - Nature, 2004‏ - nature.com
The availability of nitrogen is important in regulating biological productivity in marine
environments. Deepwater nitrate has long been considered the major source of new …

Sinking Trichodesmium fixes nitrogen in the dark ocean

M Benavides, S Bonnet, FAC Le Moigne… - The ISME …, 2022‏ - academic.oup.com
The photosynthetic cyanobacterium Trichodesmium is widely distributed in the surface low
latitude ocean where it contributes significantly to N2 fixation and primary productivity …

Iron availability, cellular iron quotas, and nitrogen fixation in Trichodesmium

I Berman-Frank, JT Cullen, Y Shaked… - Limnology and …, 2001‏ - Wiley Online Library
Iron availability is suggested to be a primary factor limiting nitrogen fixation in the oceans.
This hypothesis is principally based on costߚbenefit analyses of iron quotas in the dominant …

General characteristics of the cyanobacteria

RW Castenholz - Bergey's Manual of Systematics of Archaea …, 2015‏ - Wiley Online Library
Apart from sharing the basic cellular features of other Bacteria, the cyanobacteria possess
unique and diagnostic characteristics that will be briefly described here, but less extensively …

Controlled motility in the cyanobacterium Trichodesmium regulates aggregate architecture

U Pfreundt, J Słomka, G Schneider, A Sengupta… - Science, 2023‏ - science.org
The ocean's nitrogen is largely fixed by cyanobacteria, including Trichodesmium, which
forms aggregates comprising hundreds of filaments arranged in organized architectures …