User profiles for Jonathan P. Zehr
Jonathan P. ZehrUniversity of California, Santa Cruz Verified email at ucsc.edu Cited by 25520 |
Trichodesmium, a Globally Significant Marine Cyanobacterium
Planktonic marine cyanobacteria of the genusTrichodesmium occur throughout the oligotrophic
tropical and subtropical oceans. Their unusual adaptations, from the molecular to the …
tropical and subtropical oceans. Their unusual adaptations, from the molecular to the …
Nitrogenase gene diversity and microbial community structure: a cross‐system comparison
Biological nitrogen fixation is an important source of fixed nitrogen for the biosphere.
Microorganisms catalyse biological nitrogen fixation with the enzyme nitrogenase, which has been …
Microorganisms catalyse biological nitrogen fixation with the enzyme nitrogenase, which has been …
Unicellular cyanobacteria fix N2 in the subtropical North Pacific Ocean
JP Zehr, JB Waterbury, PJ Turner, JP Montoya… - Nature, 2001 - nature.com
Fixed nitrogen (N) often limits the growth of organisms in terrestrial and aquatic biomes 1 , 2
, and N availability has been important in controlling the CO 2 balance of modern and …
, and N availability has been important in controlling the CO 2 balance of modern and …
Nitrogen cycling in the ocean: new perspectives on processes and paradigms
The nitrogen (N) cycle is composed of multiple transformations of nitrogenous compounds,
catalyzed primarily by microbes. The N cycle controls the availability of nitrogenous nutrients …
catalyzed primarily by microbes. The N cycle controls the availability of nitrogenous nutrients …
High rates of N2 fixation by unicellular diazotrophs in the oligotrophic Pacific Ocean
The availability of nitrogen is important in regulating biological productivity in marine
environments. Deepwater nitrate has long been considered the major source of new nitrogen …
environments. Deepwater nitrate has long been considered the major source of new nitrogen …
Use of degenerate oligonucleotides for amplification of the nifH gene from the marine cyanobacterium Trichodesmium thiebautii
JP Zehr, LA McREYNOLDS - Applied and environmental …, 1989 - Am Soc Microbiol
Trichodesmium spp. are marine filamentous, nonheterocystous, nitrogen-fixing cyanobacteria
which are an important component of marine ecosystems. This organism has never been …
which are an important component of marine ecosystems. This organism has never been …
New Nitrogen-Fixing Microorganisms Detected in Oligotrophic Oceans by Amplification of Nitrogenase (nifH) Genes
JP Zehr, MT Mellon, S Zani - Applied and environmental …, 1998 - Am Soc Microbiol
Oligotrophic oceanic waters of the central ocean gyres typically have extremely low dissolved
fixed inorganic nitrogen concentrations, but few nitrogen-fixing microorganisms from the …
fixed inorganic nitrogen concentrations, but few nitrogen-fixing microorganisms from the …
Unicellular Cyanobacterial Distributions Broaden the Oceanic N2 Fixation Domain
Nitrogen (N 2 )–fixing microorganisms (diazotrophs) are an important source of biologically
available fixed N in terrestrial and aquatic ecosystems and control the productivity of …
available fixed N in terrestrial and aquatic ecosystems and control the productivity of …
Unicellular cyanobacterium symbiotic with a single-celled eukaryotic alga
Symbioses between nitrogen (N) 2 –fixing prokaryotes and photosynthetic eukaryotes are
important for nitrogen acquisition in N-limited environments. Recently, a widely distributed …
important for nitrogen acquisition in N-limited environments. Recently, a widely distributed …
Nitrogen fixation by marine cyanobacteria
JP Zehr - Trends in microbiology, 2011 - cell.com
Discrepancies between estimates of oceanic N 2 fixation and nitrogen (N) losses through
denitrification have focused research on identifying N 2 -fixing cyanobacteria and quantifying …
denitrification have focused research on identifying N 2 -fixing cyanobacteria and quantifying …