Results 81 to 90 of about 8,230 (167)

Metagenomic Analysis of the Indian Ocean Picocyanobacterial Community: Structure, Potential Function and Evolution.

open access: yesPLoS ONE, 2016
Unicellular cyanobacteria are ubiquitous photoautotrophic microbes that contribute substantially to global primary production. Picocyanobacteria such as Synechococcus and Prochlorococcus depend on chlorophyll a-binding protein complexes to capture light ...
Beatriz Díez   +7 more
doaj   +1 more source

Diving deep into the origins of refractory dissolved amino acids in the ocean

open access: yesLimnology and Oceanography, Volume 71, Issue 6, June 2026.
Abstract Amino acids are key constituents of marine peptides and proteins and are generally considered biologically labile or semi‐labile, yet their widespread occurrence throughout the ocean suggests bioresistance over extended timescales. To investigate this paradox, we conducted two parallel shipboard incubation experiments to track microbial ...
Yuan Shen, Ronald Benner
wiley   +1 more source

Urea provides an important nitrogen source for microbial populations in an ultraoligotrophic sea

open access: yesLimnology and Oceanography, Volume 71, Issue 6, June 2026.
Urea is an organic nitrogen (N) compound directly utilized by both heterotrophic prokaryotes and some photoautotrophs. Reports of either ambient urea concentrations or urea uptake rates from the ultraoligotrophic eastern Mediterranean Sea are lacking. We investigated urea distribution and uptake in the upper water column in the Levantine basin during ...
Alon Blachinsky   +7 more
wiley   +1 more source

Physiology and evolution of nitrate acquisition in Prochlorococcus [PDF]

open access: yes, 2015
Prochlorococcus is the numerically dominant phototroph in the oligotrophic subtropical ocean and carries out a significant fraction of marine primary productivity.
Campbell, L   +13 more
core   +1 more source

Vertical adaptive radiation in ocean Prochlorococcus: Evolutionary implications of the Chl b/a ratio from molecular evidence

open access: yes, 2009
Prochlorococcus is a marine cyanobacterium of global significance. Two ecotypes are adapted to either high-light (HL) or low-light (LL) conditions. The ratio between chlorophyll (Chl) a and b is a distinguishing characteristic of these two ecotypes ...
Qin, Song, Wang, Yinchu
core  

Evolution in one of the world’s most abundant organisms, Prochlorococcus [PDF]

open access: yes, 2016
Prochlorococcus is one of the most abundant organisms on the planet, and this abundance has the potential to give it unique evolutionary properties. Very large idealized populations experience very little drift.
Olson, Todd James
core   +1 more source

31 Prochlorococcus Isolate Genomes

open access: yes, 2018
Contigs databases for 31 Prochlorococcus isolate genomes.These genomes used in this study:https://peerj.com/articles/4320/And used in the pangenomics tutorial for anvi'o:http://merenlab.org/2016/11/08/pangenomics-v2/
A. Murat Eren (696829)
core   +1 more source

Prochlorococcus genetic transformation and genomics of nitrogen metabolism [PDF]

open access: yes, 2005
Thesis (Ph. D.)--Joint Program in Biological Oceanography (Massachusetts Institute of Technology, Dept. of Biology; and the Woods Hole Oceanographic Institution), 2005.Includes bibliographical references.Prochlorococcus, a unicellular cyanobacterium, is ...
Tolonen, Andrew Carl
core  

Plots of dilution experiments based on Prochlorococcus abundances.

open access: yes, 2013
Simple linear regressions between dilution factor and Prochlorococcus apparent growth rate in EL. White dots: Prochlorococcus apparent growth rate in treatments without added nutrients. Black dots: Prochlorococcus apparent growth rates in nutrient added
Juan Höfer (436195)   +3 more
core   +1 more source

Prokaryotic picoplankton distribution within the oxygen minimum zone of the central Mexican Pacific across environmental gradients

open access: yesBrazilian Journal of Oceanography
Marine picophytoplankton has become an important issue to understand the global ecology of phototrophic forms, due to its wide distribution and contribution to biomass and productivity. We studied the abundance, distribution and signature pigments of the
Zuleima Santana-Vega   +4 more
doaj   +1 more source

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