Results 11 to 20 of about 27,936 (236)

Synthesis, Isolation of Phenazine Derivatives and Their Antimicrobial Activities

open access: yesWalailak Journal of Science and Technology, 2011
Antimicrobial activity of natural phenazine-1-carboxylic acid (PCA) from Pseudomonas aeruginosa TISTR 781 and synthetic phenazine-5,10-dioxide (PDO), prepared by oxidation of the phenazine, were evaluated by in vitro disc diffusion and minimal inhibitory
Aunchalee NANSATHIT   +4 more
doaj   +2 more sources

ALKYLATION OF PHENAZINE WITH N-CHLOROAMINES

open access: yesOrganic Preparations and Procedures International, 1978
(1978). ALKYLATION OF PHENAZINE WITH N-CHLOROAMINES. Organic Preparations and Procedures International: Vol. 10, No. 2, pp. 63-66.
Citterio, A., Crolla, T.
openaire   +3 more sources

The structural biology of phenazine biosynthesis [PDF]

open access: yesCurrent Opinion in Structural Biology, 2014
The phenazines are a class of over 150 nitrogen-containing aromatic compounds of bacterial and archeal origin. Their redox properties not only explain their activity as broad-specificity antibiotics and virulence factors but also enable them to function as respiratory pigments, thus extending their importance to the primary metabolism of phenazine ...
Blankenfeldt, Wulf, Parsons, James F
openaire   +5 more sources

Ecological function of phenazine in soil

open access: yesNature Microbiology
Phenazines, antimicrobial secondary metabolites, inhibit Gram-positive bacteria by targeting topoisomerase IV, but Bacillus cohabiting with phenazine-producing Pseudomonas can evolve resistance, enabling synergism for agricultural biocontrol.
María Negre Rodríguez   +1 more
openaire   +4 more sources

Pseudomonas aeruginosa can be detected in a polymicrobial competition model using impedance spectroscopy with a novel biosensor [PDF]

open access: yes, 2014
Electrochemical Impedance Spectroscopy (EIS) is a powerful technique that can be used to elicit information about an electrode interface. In this article, we highlight six principal processes by which the presence of microorganisms can affect impedance ...
Tucker, Nicholas P   +2 more
core   +5 more sources

Predicting the Redox Potentials of Phenazine Derivatives using DFT Assisted Machine Learning [PDF]

open access: yes, 2022
Here, four machine-learning models were employed to predict the redox potentials of phenazine derivatives in DME using DFT. A small dataset of 189 phenazine derivatives having only one type of functional group per molecule (20 unique groups) was used for
Kumar, Vanka   +4 more
core   +2 more sources

Pseudomonas spp. Producing Antimicrobial Compounds Regulate Fungal Communities Inhabiting Wheat Crown in Southern Chile

open access: yesAgronomy, 2022
The 2,4-Diacetylphloroglucinol (2,4-DAPG) and phenazine (PCA)-producing Pseudomonas inhibit wheat pathogens’ development, but the relationship between communities of pathogens and genotypes of these bacteria has been little studied. Relationships between
Herman A. Doussoulin   +2 more
doaj   +1 more source

Towards Metal-free Photocatalysis: Photochemical Regeneration of Organic Hydride Donors Using Phenazine-based Photosensitizers [PDF]

open access: yes, 2022
Earth-abundant chromophores and catalysts are important molecular building blocks for artificial photosynthesis applications. Our team previously reported that metal-free hydride donors, such as biomimetic benzoimidazole-based motifs, can reduce CO2 ...
Jonathan, Gesiorski   +6 more
core   +2 more sources

Phenazine-Based Molecular Actuators: The Second Generation

open access: yes, 2022
A streamlined second generation of redox-responsive phenazine-based butterfly coil foldamers has been developed using a novel Z-shaped linker. Their ability to undergo fully reversible extension-contraction has been demonstrated using catalytic ...
Jingwei Yin (8189670)   +1 more
core   +1 more source

Synthesis and Spectroscopic Characterization of Selected Phenothiazines and Phenazines Rationalized Based on DFT Calculation

open access: yesMolecules, 2022
Two unique structures were isolated from the phosphorylation reaction of 10H-phenothiazine. The 5,5-dimethyl-2-(10H-phenothiazin-10-yl)-1,3,2-dioxaphosphinane 2-oxide (2a) illustrates the product of N-phosphorylation of phenothiazine.
Daniel Swoboda   +6 more
doaj   +1 more source

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