The paradox of marine heterotrophic nitrogen fixation: abundances of heterotrophic diazotrophs do not account for nitrogen fixation rates in the Eastern Tropical South Pacific

Evidence of active dinitrogen fixation in surface waters of the eastern tropical South Pacific during El Niño and La Niña events and evaluation of its potential nutrient controls

(2013) J. Dekaezemacker et al.   GLOBAL BIOGEOCHEMICAL CYCLES

Active nitrogen-fixing heterotrophic bacteria at and below the chemocline of the central Baltic Sea

(2013) Hanna Farnelid et al.   ISME Journal

Spatial Variations in Microbial Community Composition in Surface Seawater from the Ultra-Oligotrophic Center to Rim of the South Pacific Gyre

(2013) Qi Yin et al.   PLoS One

Comparative Assessment of Nitrogen Fixation Methodologies, Conducted in the Oligotrophic North Pacific Ocean

(2012) Samuel T. Wilson et al.   APPLIED AND ENVIRONMENTAL MICROBIOLOGY

Transcriptionally active heterotrophic diazotrophs are widespread in the upper water column of the Arabian Sea

(2012) Clare Bird et al.   FEMS MICROBIOLOGY ECOLOGY

Diversity, distribution, and expression of diazotrophnifHgenes in oxygen-deficient waters of the Arabian Sea

(2012) Amal Jayakumar et al.   FEMS MICROBIOLOGY ECOLOGY

Doubling of marine dinitrogen-fixation rates based on direct measurements

(2012) Tobias Großkopf et al.   NATURE

Primer3—new capabilities and interfaces

(2012) Andreas Untergasser et al.   NUCLEIC ACIDS RESEARCH

A Comprehensive Evaluation of PCR Primers to Amplify the nifH Gene of Nitrogenase

(2012) John Christian Gaby et al.   PLoS One

Unicellular Cyanobacterium Symbiotic with a Single-Celled Eukaryotic Alga

(2012) A. W. Thompson et al.   SCIENCE

Nitrogenase (nifH) gene expression in diazotrophic cyanobacteria in the Tropical North Atlantic in response to nutrient amendments

(2012) Kendra A. Turk-Kubo et al.   Frontiers in Microbiology

Phylogenetic diversity and spatio-temporal ­distribution of nitrogenase genes (nifH) in the northern South China Sea

(2011) L Kong et al.   AQUATIC MICROBIAL ECOLOGY

Nitrogen fixation within the water column associated with two hypoxic basins in the Southern California Bight

(2011) MR Hamersley et al.   AQUATIC MICROBIAL ECOLOGY

Is dinitrogen fixation significant in the Levantine Basin, East Mediterranean Sea?

(2011) Tali Yogev et al.   ENVIRONMENTAL MICROBIOLOGY

A global census of nitrogenase diversity

(2011) John Christian Gaby et al.   ENVIRONMENTAL MICROBIOLOGY

Nitrogen fixation in the South Atlantic Gyre and the Benguela Upwelling System

(2011) Jill A. Sohm et al.   GEOPHYSICAL RESEARCH LETTERS

Heterotrophic organisms dominate nitrogen fixation in the South Pacific Gyre

(2011) Hannah Halm et al.   ISME Journal

Nitrogen fixation and nitrogenase (nifH) expression in tropical waters of the eastern North Atlantic

(2011) Kendra A Turk et al.   ISME Journal

Latitudinal distribution of diazotrophs and their nitrogen fixation in the tropical and subtropical western North Pacific

(2011) Satoshi Kitajima et al.   LIMNOLOGY AND OCEANOGRAPHY

Emerging patterns of marine nitrogen fixation

(2011) Jill A. Sohm et al.   NATURE REVIEWS MICROBIOLOGY

Nitrogen Fixation in Denitrified Marine Waters

(2011) Camila Fernandez et al.   PLoS One

Nitrogenase Gene Amplicons from Global Marine Surface Waters Are Dominated by Genes of Non-Cyanobacteria

(2011) Hanna Farnelid et al.   PLoS One

Nitrogenase genes in non-cyanobacterial plankton: prevalence, diversity and regulation in marine waters

(2010) L Riemann et al.   AQUATIC MICROBIAL ECOLOGY

Putative N2-fixing heterotrophic bacteria associated with dinoflagellate–Cyanobacteria consortia in the low-nitrogen Indian Ocean

(2010) H Farnelid et al.   AQUATIC MICROBIAL ECOLOGY

Abundance and distribution of major groups of diazotrophic cyanobacteria and their potential contribution to N2 fixation in the tropical Atlantic Ocean

(2010) Nicole L. Goebel et al.   ENVIRONMENTAL MICROBIOLOGY

Regional distributions of nitrogen-fixing bacteria in the Pacific Ocean

(2010) Matthew J. Church et al.   LIMNOLOGY AND OCEANOGRAPHY

Distribution of diazotrophic microorganisms and nifH gene expression in the Mekong River plume during intermonsoon

(2010) D Bombar et al.   MARINE ECOLOGY PROGRESS SERIES

Metabolic streamlining in an open-ocean nitrogen-fixing cyanobacterium

(2010) H. James Tripp et al.   NATURE

Methodological Underestimation of Oceanic Nitrogen Fixation Rates

(2010) Wiebke Mohr et al.   PLoS One

Unicellular Cyanobacterial Distributions Broaden the Oceanic N2 Fixation Domain

(2010) P. H. Moisander et al.   SCIENCE

The Pfam protein families database

(2009) Robert D. Finn et al.   NUCLEIC ACIDS RESEARCH

Abundances and Distributions of the Dominant nifH Phylotypes in the Northern Atlantic Ocean

(2008) R. J. Langlois et al.   APPLIED AND ENVIRONMENTAL MICROBIOLOGY

Nitrogen fixation in an anticyclonic eddy in the oligotrophic North Pacific Ocean

(2008) Allison A Fong et al.   ISME Journal

Diversity and abundance of diazotrophic microorganisms in the South China Sea during intermonsoon

(2008) Pia H Moisander et al.   ISME Journal

Globally Distributed Uncultivated Oceanic N2-Fixing Cyanobacteria Lack Oxygenic Photosystem II

(2008) J. P. Zehr et al.   SCIENCE