Results 61 to 70 of about 13,516 (210)

Phylogenetic evaluation of the genus Nostoc and description of Nostoc neudorfense sp. nov., from the Czech Republic

open access: yesInternational Journal of Systematic and Evolutionary Microbiology, 2020
Cyanobacterial strain ARC8 was isolated from seepage coming into the river Dračice, Františkov, Czech Republic, and was characterized using a polyphasic approach. Strain ARC8 showed a typical Nostoc -like morphology and in-depth morphological characterization ...
Singh, P.   +4 more
openaire   +3 more sources

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

A Bibliometric‐Based Review of Biochar for Salt‐Affected Soil Restoration: Mapping Research Trends and Future Directions

open access: yesLand Degradation &Development, Volume 37, Issue 13, Page 8963-8985, 15 August 2026.
ABSTRACT In recent years, biochar has been studied for its range of applications. Recognized by the IPCC as a key Carbon Dioxide Removal (CDR) strategy, it also stands out as an important tool for reclaiming degraded lands, including vast global areas affected by salinity, such as those in China, India, and Australia.
Juciane Vieira de Assis Freire   +12 more
wiley   +1 more source

Tyrosinase inhibitory activities of methanolic extracts from different Nostoc species

open access: yes, 2008
The inhibitory effects on tyrosinase of the methanolic extracts from 10 Nostoc strains were investigated. The results show that the inhibitory action for the above 6 strains of Nostoc enhanced with the increase of concentration of the methanolic extracts.
Fan Yu-Yi   +3 more
core  

Influence of cyanobacterial auxin on sprouting of taro (Colocasia esculenta var. antiquorum) and corm yield

open access: yesThe Indian Journal of Agricultural Sciences, 2017
Cyanobacteria are widely exploited in wet land rice cultivation as biofertilizer. Apart from nitrogen fixation, cyanobacteria are capable of producing a number of plant growth promoting substances.
AJU K ASHOK   +2 more
doaj   +1 more source

Raman Line Scan Analyses and a New Hypothesis for the Formation of Anatase‐Hosting Microbialites: Study of the Stromatolites From Saint‐Jean‐de‐la‐Rivière, Cotentin, France

open access: yesJournal of Raman Spectroscopy, Volume 57, Issue 8, Page 1463-1480, August 2026.
Micrometer analysis of millimeter lines of Raman spectra concludes in the association of anatase and graphitized organic matter (graphogen). The photosynthetic microorganisms at the origin of the microbialites produce O2, which is transformed by TiO2 into reactive species that, in turn, decompose the organic matter of the microorganisms. ABSTRACT Raman
Marie‐Paule Bassez
wiley   +1 more source

Oxylipin formation in Nostoc punctiforme (PCC73102)

open access: yesPhytochemistry, 2007
The dioxygenation of polyunsaturated fatty acids is mainly catalyzed by members of the lipoxygenase enzyme family in flowering plants and mosses. Lipoxygenase products can be metabolized further and are known as signalling substances that play a role in plant development as well as in plant responses to wounding and pathogen attack.
Lang, Imke, Feussner, Ivo
openaire   +3 more sources

Radical scavenging activities of polysaccharides in three Nostoc species

open access: yes, 2006
The radical scavenging activities of polysaccharides in three Nostoc species were investigated employing three in vitro systems. The result showed that they all have a concentration-dependent scavenging effect on superoxide anion radical and hydroxyl ...
Hu Zheng-Yu   +3 more
core  

Extraction, structure, and biological activities of polysaccharides from Nostoc sphaeroides kützing: a review

open access: yesShipin yu jixie
Nostoc sphaeroides kützing is a freshwater wild blue algae that has gained significant attention due to its unique nutritional value and multiple biological activities.
LI Shanyu   +3 more
doaj   +1 more source

Free radical scavenging and antioxidant enzymes activation of polysaccharide extract from Nostoc sphaeroides

open access: yes, 2007
Nostoc sphaeroides Kuetzing has been used as a traditional medicine in China to treat a variety of ailments. This research identified the antioxidant activities of polysaccharide extract from Nostoc sphaeroides.
Chen, Xin-Wen   +3 more
core  

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