Results 21 to 30 of about 137,869 (342)

Aquatic and terrestrial cyanobacteria produce methane

open access: yesScience Advances, 2020
Cyanobacteria, the most ancient and abundant photoautotrophs on Earth, produce the greenhouse gas methane during photosynthesis. Evidence is accumulating to challenge the paradigm that biogenic methanogenesis, considered a strictly anaerobic process, is ...
M. Bižić   +9 more
semanticscholar   +1 more source

Carotenoids from Cyanobacteria: Biotechnological Potential and Optimization Strategies

open access: yesBiomolecules, 2021
Carotenoids are tetraterpenoids molecules present in all photosynthetic organisms, responsible for better light-harvesting and energy dissipation in photosynthesis.
Fernando Pagels   +2 more
semanticscholar   +1 more source

Biomarker Preservation and Survivability Under Extreme Dryness and Mars-Like UV Flux of a Desert Cyanobacterium Capable of Trehalose and Sucrose Accumulation

open access: yesFrontiers in Astronomy and Space Sciences, 2020
Unraveling how long life can persist under extreme dryness and what kind of environmental extremes can be faced by dried microorganisms is relevant to understand Mars habitability and to search for life on planets with transient liquid water availability.
Claudia Fagliarone   +5 more
doaj   +1 more source

Community Composition Specificities of Cyanobacteria in Paddy Soil under Different Ecological Conditions

open access: yesAgronomy, 2022
In order to explore the distribution of cyanobacteria in paddy soil under different ecological conditions, the composition, diversity, and environmental drivers of soil cyanobacteria communities in rice fields from six regions of Jilin Province (China ...
Jian Song   +8 more
doaj   +1 more source

Effect of coir pith based cyanobacterial basal and foliar biofertilizer on Basella rubra L.

open access: yesActa Agriculturae Slovenica, 2007
The growth promoting effect of basal and foliar application of coir pith based cyanobacterial biofertilizer on Basella rubra L. was determined by analyzing the morphological and biochemical parameters of the control and test plants after treatment ...
P. ABRAHAM CHRISTOPHER   +4 more
doaj   +1 more source

Enhancing starch accumulation/production in Chlorococcum humicola through sulphur limitation and 2,4- D treatment for butanol production

open access: yesBiotechnology Reports, 2020
Depleting fuel resources is a global concern worldwide due to the unstable and cost of fuel resources. Increased transportation has gradually depleted the fossil-based fuel resources leading to find a cost-effective, readily available, and renewable ...
Ganesan Narchonai   +3 more
doaj   +1 more source

On the origin of oxygenic photosynthesis and Cyanobacteria.

open access: yesNew Phytologist, 2020
Oxygenic phototrophs have played a fundamental role in Earth's history by enabling the rise of atmospheric oxygen (O2 ) and paving the way for animal evolution.
P. Sánchez‐Baracaldo, T. Cardona
semanticscholar   +1 more source

Carotenoid Raman Signatures Are Better Preserved in Dried Cells of the Desert Cyanobacterium Chroococcidiopsis than in Hydrated Counterparts after High-Dose Gamma Irradiation

open access: yesLife, 2020
Carotenoids are promising targets in our quest to search for life on Mars due to their biogenic origin and easy detection by Raman spectroscopy, especially with a 532 nm excitation thanks to resonance effects. Ionizing radiations reaching the surface and
Mickael Baqué   +5 more
doaj   +1 more source

The cyanobacterial role in the resistance of feather mosses to decomposition--toward a new hypothesis. [PDF]

open access: yesPLoS ONE, 2013
Cyanobacteria-plant symbioses play an important role in many ecosystems due to the fixation of atmospheric nitrogen (N) by the cyanobacterial symbiont. The ubiquitous feather moss Pleurozium schreberi (Brid.) Mitt. is colonized by cyanobacteria in boreal
Kathrin Rousk   +2 more
doaj   +1 more source

Quantification of Moss-Associated Cyanobacteria Using Phycocyanin Pigment Extraction

open access: yesFrontiers in Microbiology, 2021
In the boreal forest, cyanobacteria can establish associations with feather moss and realize the biological nitrogen fixation (BNF) reaction, consisting in the reduction of atmospheric dinitrogen into bioavailable ammonium.
Marie Renaudin   +2 more
doaj   +1 more source

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