Results 61 to 70 of about 9,648 (177)

Serpentine Biocrust Microbes Maintain Nitrogen Cycling Under Drought and Heavy Metal Stress

open access: yesEcological Research, Volume 41, Issue 5, September 2026.
This study highlights the complex interplay between soil geochemistry and moisture availability in shaping microbial communities within wetter and drier serpentine and non‐serpentine biological soil crusts. It demonstrates that both factors influence the structure of nitrogen‐cycling microbial communities and the processes they mediate.
Sandra Barnard   +4 more
wiley   +1 more source

Genome Manipulation in Microalgae: A Systematic Map on Improved Traits, Strains, and Their Commercial Applications

open access: yesReviews in Aquaculture, Volume 18, Issue 4, September 2026.
ABSTRACT Microalgae are promising platforms for producing diverse biocompounds relevant to multiple commercial sectors, and the use of genomic technologies in microalgae is rapidly expanding. To examine the research trends, we conducted a bibliographic analysis (systematic map) of this rapidly developing field. Our study presents a descriptive overview
Irene Gallego   +2 more
wiley   +1 more source

Effect of Nitrogen-Fixing Cyanobacteria on the Growth of Wheat Crop [PDF]

open access: yesJournal of Agricultural Chemistry and Biotechnology, 2019
Isolation and purification of cyanobacteria from kafr El-Sheikh soil samples revealed that, two isolates (Anabaena cylindrica and Nostoc clacicola) were acquired as bacterial free cyanobacteria and nitrogen fixed.
H. A. EL-Zawawy
doaj   +1 more source

Trait‐based responses of nitrogen‐fixing cyanobacteria to nitrogen limitation and light availability: Insights from 45 years of monitoring

open access: yesLimnology and Oceanography, Volume 71, Issue 8, August 2026.
Abstract The degree to which N2‐fixation compensates for reduced external nitrogen loading has significant implications for eutrophication recovery. We analyzed 45 years of monitoring data from the shallow, polymictic Lake Müggelsee during which external P‐ and N‐loading declined by about 80% and there were extended periods of N‐limitation in summer ...
Jordan A. Facey, Jan Köhler
wiley   +1 more source

Photoreactions and Structural Changes of Anabaena Sensory Rhodopsin [PDF]

open access: yesSensors, 2009
Anabaena sensory rhodopsin (ASR) is an archaeal-type rhodopsin found in eubacteria. The gene encoding ASR forms a single operon with ASRT (ASR transducer) which is a 14 kDa soluble protein, suggesting that ASR functions as a photochromic sensor by activating the soluble transducer. This article reviews the detailed photoreaction processes of ASR, which
Kawanabe, Akira, Kandori, Hideki
openaire   +3 more sources

Phosphate modulates elemental and macromolecular composition of unicellular nitrogen‐fixing cyanobacteria

open access: yesLimnology and Oceanography, Volume 71, Issue 8, August 2026.
Abstract The C : N : P of nitrogen‐fixing cyanobacteria regulates phosphate‐limited nitrogen fixation in the ocean yet the causes and range in variation C : N : P is not well constrained. Here we quantify the C : N : P and underlying macromolecular composition of Crocosphaera.
Sing‐how Tuo   +4 more
wiley   +1 more source

Cyanobacterial inoculation elicits plant defense response and enhanced Zn mobilization in maize hybrids

open access: yesCogent Food & Agriculture, 2015
The present investigation evaluated the effect of inoculating different cyanobacterial formulations on a set of hybrids of maize, in terms of plant defense enzyme activity, soil health parameters, Zn concentration, and yields.
Radha Prasanna   +5 more
doaj   +1 more source

Ecological niches and biogeography of nitrogen‐fixing plants in Europe

open access: yesPlant Biology, Volume 28, Issue 5, Page 1349-1360, August 2026.
Despite sharing N fixation as a common trait, European legume and actinorhizal plant lineages occupy strikingly divergent ecological niches shaped by their evolutionary histories and physiological adaptations. Advanced symbiont control allows IRLC legumes to expand into northern, mesic regions, while non‐IRLC legumes are more common in Mediterranean ...
N. Fahs   +9 more
wiley   +1 more source

Phycobilisomes: modular light‐harvesting systems of cyanobacteria and red algae

open access: yesThe Plant Journal, Volume 127, Issue 3, August 2026.
SUMMARY Phycobilisomes (PBSs) are supramolecular pigment–protein complexes that function as the principal light‐harvesting antennae in cyanobacteria, red algae (Rhodophyta), and glaucophytes, and to a lesser extent in cryptophytes. Because the intrinsic chlorophyll‐based antennae of the photosystems absorb poorly in the green region of the spectrum ...
Henning Kirst   +1 more
wiley   +1 more source

Shifting ice phenology and ice extent linked to harmful algal bloom severity

open access: yesLimnology and Oceanography, Volume 71, Issue 7, July 2026.
Abstract Ice cover on lakes can have far‐reaching and profound effects on ecosystem structure and function. However, the duration and spatial extent of ice cover is changing rapidly with warming aquatic ecosystems. This loss of ice creates an urgent need to understand how lakes will function without ice cover, both during the ice‐on and ice‐free season,
Claire M. Stevens   +1 more
wiley   +1 more source

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