Results 51 to 60 of about 36,805 (231)

Genetic Studies of Sulfadiazine-resistant and Methionine-requiring \u3cem\u3eNeisseria\u3c/em\u3e Isolated From Clinical Material [PDF]

open access: yes, 1967
Deoxyribonucleate (DNA) preparations were extracted from Neisseria meningitidis (four isolates from spinal fluid and blood) and N. gonorrhoeae strains, all of which were resistant to sulfadiazine upon primary isolation.
BROWN G. M.   +35 more
core   +2 more sources

Quorum Sensing Activity of Enterobacter asburiae Isolated from Lettuce Leaves

open access: yesSensors, 2013
Bacterial communication or quorum sensing (QS) is achieved via sensing of QS signaling molecules consisting of oligopeptides in Gram-positive bacteria and N-acyl homoserine lactones (AHL) in most Gram-negative bacteria.
Kok-Gan Chan   +4 more
doaj   +1 more source

Protist predation can favour cooperation within bacterial species [PDF]

open access: yes, 2013
Here, we studied how protist predation affects cooperation in the opportunistic pathogen bacterium Pseudomonas aeruginosa, which uses quorum sensing (QS) cell-to-cell signalling to regulate the production of public goods.
Angus Buckling   +3 more
core   +2 more sources

Tandem Mass Spectrometry Detection of Quorum Sensing Activity in Multidrug Resistant Clinical Isolate Acinetobacter baumannii

open access: yesThe Scientific World Journal, 2014
Many Proteobacteria communicate via production followed by response of quorum sensing molecules, namely, N-acyl homoserine lactones (AHLs). These molecules consist of a lactone moiety with N-acyl side chain with various chain lengths and degrees of ...
Kok-Gan Chan   +4 more
doaj   +1 more source

Joining the bacterial conversation: increasing the cultivation efficiency of soil bacteria with acyl-homoserine lactones and cAMP

open access: yesMicrobiology Spectrum, 2023
Bacteria need to be isolated in pure culture to gain access to the wide array of interesting functions they conceal. This is challenging because they do not live in isolation but instead in communities where they actively communicate and interact with ...
Marco A. Lopez Marin   +2 more
doaj   +1 more source

Phenazine‐Based Synthetic Biology to Signal Between Cells and Electrodes

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT Bioelectronic systems that enable seamless communication between electronic devices and living systems represent a transformative frontier in biotechnology. Among available methodologies, redox based signaling offers unique advantages due to its ubiquity in biology and compatibility with standard electrochemical equipment, expanding on ...
Eric VanArsdale   +8 more
wiley   +1 more source

Directed evolution of Vibrio fischeri LuxR for increased sensitivity to a broad spectrum of acyl-homoserine lactones [PDF]

open access: yes, 2005
LuxR-type transcriptional regulators play key roles in quorum-sensing systems that employ acyl-homoserine lactones (acyl-HSLs) as signal molecules.
Arnold, Frances H.   +2 more
core  

TAS2R38 is a novel modifer gene in patients with cystic fbrosis [PDF]

open access: yes, 2020
The clinical manifestation of cystic fbrosis (CF) is heterogeneous also in patients with the same cystic fbrosis transmembrane regulator (CFTR) genotype and in afected sibling pairs.
Amato, F.   +10 more
core   +1 more source

Homoserine and Threonine Peptide Assembly [PDF]

open access: yesSynlett, 2017
Drawing on our recent success with reagent-less peptide-bond formation through serine-based assembly reactions in organic solvent, their range has been expanded to threonine and homoserine (an aspartic acid precursor) in the N-terminal peptide. Amino acid scope available at the assembly C-terminus includes bulky residues not amenable to classical ...
Pirrung, Michael, Bakas, Nicole
openaire   +3 more sources

Living Microbial Drugs

open access: yesChemistry – A European Journal, EarlyView.
The introduction outlines the review scope. Microbial cell factories as living drugs cover host–gut microbiota, bacteria, yeast, and other microbial systems, with comparative host advantages. Engineering strategies include synthetic circuits, quorum sensing, and memory.
Cemile Elif Özçelik   +3 more
wiley   +1 more source

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