Results 91 to 100 of about 1,271,261 (227)

Diversity and Biosynthetic Potential of Culturable Microbes Associated with Toxic Marine Animals [PDF]

open access: yes, 2013
Tetrodotoxin (TTX) is a neurotoxin that has been reported from taxonomically diverse organisms across 14 different phyla. The biogenic origin of tetrodotoxin is still disputed, however, TTX biosynthesis by host-associated bacteria has been reported.
Kalaitzis, John   +10 more
core   +1 more source

Ariadnema polymorpha gen. et sp. nov. (Scytonemataceae, Cyanobacteria): A new heterocytous cyanobacterium with true and false branching from ruins in the Brazilian Atlantic Forest

open access: yesJournal of Phycology, EarlyView.
Abstract A novel heterocytous Cyanobacterium, Ariadnema polymorpha gen. et sp. nov., was observed in the northern Brazilian Atlantic Forest (BAF), a globally significant biodiversity hotspot that has microbiome diversity yet to be explored. Isolated from ancient sugarcane mill ruins within the BAF, the new genus (strain CCAPE130) exhibits a unique ...
Jefferson Vitor Melo Cabral   +3 more
wiley   +1 more source

Diversity and systematics of calcified cyanobacteria and associated microfossils in Cambrian Series 2 shallow-marine carbonates, Yangtze Platform, South China [PDF]

open access: yesJournal of Micropalaeontology
Calcified cyanobacteria and associated microfossils were systematically investigated in 10 shallow-marine carbonate sections – reefal and non-reefal – from Cambrian Series 2 of the Yangtze Platform, South China.
J. Shen   +4 more
doaj   +1 more source

Photophysiological and photosynthetic complex changes during iron starvation in Synechocystis sp. PCC 6803 and Synechococcus elongatus PCC 7942

open access: yes, 2013
Iron is an essential component in many protein complexes involved in photosynthesis, but environmental iron availability is often low as oxidized forms of iron are insoluble in water.
Fraser, J.M.   +4 more
core   +1 more source

Earlier spring may explain dominance of the slow‐growing dinoflagellate Naiadinium polonicum over the cyanobacterium Microcystis during a heatwave

open access: yesJournal of Phycology, EarlyView.
Abstract Global warming and extreme weather events have been linked to a rise in cyanobacterial blooms, which threaten water quality and ecosystem services. However, during an extreme hot and dry summer, Microcystis was outcompeted by a dinoflagellate, Naiadinium polonicum, in a drinking water lake in southern Sweden.
Sandra Rabow   +3 more
wiley   +1 more source

Oceans of Opportunity - Exploring Ireland’s Marine Resources: Review of Projects 2000–2005

open access: yes, 2006
This publication gives an overview of projects and some of the achievements of the research and development activity funded under the Marine RTDI in the current National Development Plan (2000–2006).
Marine Institute
core   +1 more source

A brief review of recent cyanobacteria monitoring results in the Waikato River [PDF]

open access: yes, 2008
Herewith is a report on possible reasons for low concentrations of cyanobacteria (blue-green algae) cells in the Waikato River in summer 2007-08 compared with previous records from 2003 to 2007.
Hamilton, David P.
core  

Diel rhythmicity in amino acid uptake by Prochlorococcus [PDF]

open access: yes, 2008
The marine cyanobacterium Prochlorococcus, the most abundant phototrophic organism on Earth, numerically dominates the phytoplankton in nitrogen (N)-depleted oceanic gyres.
Terry, Matthew J   +20 more
core   +1 more source

Bridging the gap between genomic, phenotypic, and modeling data in picophytoplankton–virus interactions

open access: yesJournal of Phycology, EarlyView.
Abstract We present a comprehensive synthesis of recent developments in methodological approaches to combine experimental and genomic studies of picophytoplankton–virus interactions. This synthesis will not only enhance our understanding of these relationships but also stimulate new hypotheses for the interpretation of metagenomic data and enrich ...
Luisa Listmann   +11 more
wiley   +1 more source

Crawling under the radar: Two novel Paulinella species expand knowledge about the ecology and evolution of a primary plastid‐containing amoeba lineage

open access: yesJournal of Phycology, EarlyView.
Abstract The genus Paulinella represents a rare, independent case of primary endosymbiosis, providing a unique system to study the early stages of organelle evolution. Here, we expand current understanding of primary plastid endosymbiosis through the discovery and characterization of two novel photosynthetic amoebae, Paulinella marae sp. nov.
Julia Van Etten   +9 more
wiley   +1 more source

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