Results 61 to 70 of about 23,202 (197)

Heterocyst differentiation in the cyanobacterium Mastigocladus laminosus [PDF]

open access: yesJournal of Bacteriology, 1984
The morphological and ultrastructural aspects of heterocyst differentiation in the branching, filamentous cyanobacterium Mastigocladus laminosus were examined with light and electron microscopy. The earliest differentiation stages involved cytoplasmic changes, including (i) rapid degradation of carboxysomes, (ii) degradation of polysaccharide granules,
S A, Nierzwicki-Bauer   +2 more
openaire   +2 more sources

Desiccation tolerance mechanisms in the green lineage and beyond

open access: yesNew Phytologist, EarlyView.
Ancient origin and recurrent evolution of desiccation tolerance in the green lineage. Summary Water is essential for life on Earth, yet some plants can survive the near‐complete loss of cellular water, a trait known as desiccation tolerance. Although rare in vegetative tissues of vascular plants, desiccation tolerance is scattered across the plant ...
Jenny Schuster, Robert VanBuren
wiley   +1 more source

Synergistic allelochemicals from a freshwater cyanobacterium [PDF]

open access: yesProceedings of the National Academy of Sciences, 2010
The ability of cyanobacteria to produce complex secondary metabolites with potent biological activities has gathered considerable attention due to their potential therapeutic and agrochemical applications. However, the precise physiological or ecological roles played by a majority of these metabolites have remained elusive. Several
Pedro N, Leão   +8 more
openaire   +2 more sources

Iterative Genome Engineering Platform Enables Efficient Sucrose Biosynthesis From CO2 in Photosynthetic Synechococcus elongatus UTEX 2973

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT The single crossover occurring via homologous recombination is a common phenomenon existing among microbes like Escherichia coli, Bacillus subtilis, Vibrio natriegens, Gluconobacter oxydans and most cyanobacteria species, threatening the stability of engineered strains and challenging iterative genetic engineering. Among them, we take the fast‐
Shubin Li   +5 more
wiley   +1 more source

Probit Analysis of Carbamate-Pesticide-Toxicity at Soil-Water Interface to N2-Fixing Cyanobacterium Cylindrospermum sp

open access: yesRice Science, 2015
Toxicity-data of two carbamate insecticides, carbaryl and carbofuran, and three fungicides, ziram, zineb and mancozeb with rice-field N2-fixing cyanobacterium Cylindrospermum sp., obtained by in vitro growth and at soil-water interface, were analyzed by ...
Rabindra N. Padhy, Shakti Rath
doaj   +1 more source

7--30-Methyloscillatoxin D From an Okinawan Cyanobacterium

open access: yesNatural Product Communications, 2023
Some aplysiatoxin-related compounds have been isolated from an Okinawan cyanobacterium Okeania hirsuta . The structure of a natural product isolated as 30-methyloscillatoxin D ( 1a ) from this cyanobacterium in our previous report was re-investigated and
Nao Kanda   +8 more
doaj   +1 more source

Evolution‐Inspired Engineering of Diterpene Biosynthesis via Chloroplast Genome Modification

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Terpenes constitute the largest and most structurally diverse class of plant secondary metabolites, with critical roles in plant‐environment interactions and broad industrial applications. Although nuclear genome engineering of terpene pathways has been extensively explored, chloroplast genome engineering remains largely undeveloped, with all ...
Alessandro Occhialini   +6 more
wiley   +1 more source

The effect of salinity on survival, growth and ammonium liberation of cyanobacterium Nostoc sp.collected from paddy-fields of Golestan province at limited and unlimited carbon dioxide condition. [PDF]

open access: yesفیزیولوژی محیطی گیاهی, 2007
Cyanobacterium Nostoc sp can be considered as a potent strain both from antibacterial production ability and agricultural using at the future. So it seems logical to characterize this strain ecophysiologically include acclimation to salt stress.
m Safaie   +4 more
doaj  

Saturating mutagenesis on the Ser118 residue responsible for the spectral tuning mechanism of the orange/green‐reversible cyanobacteriochrome AM1_1499g1

open access: yesPlant Biology, EarlyView.
This graphical abstract illustrates our systematic site‐saturation mutagenesis at the Ser118 position of the AM1_1499g1 GAF domain. By replacing this single residue, we generated a diverse array of variants with distinct spectral properties, demonstrating the remarkable molecular plasticity of cyanobacteriochromes and their customizability for ...
A. Yoneda, T. Suzuki, R. Narikawa
wiley   +1 more source

Growth and toxicity of Halomicronema metazoicum (Cyanoprokaryota, Cyanophyta) at different conditions of light, salinity and temperature

open access: yesBiology Open, 2019
Cyanobacteria may live in the water column and in the benthos of aquatic environments, or be symbionts of other organisms, as in the case of Phormidium-like cyanobacteria, known to influence the ecology of freshwater and marine ecosystems.
Mirko Mutalipassi   +6 more
doaj   +1 more source

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