Results 61 to 70 of about 20,262 (210)

Quorum Sensing Activity of Serratia fonticola Strain RB-25 Isolated from an Ex-landfill Site

open access: yesSensors, 2014
Quorum sensing is a unique bacterial communication system which permits bacteria to synchronize their behaviour in accordance with the population density.
Robson Ee   +4 more
doaj   +1 more source

Controlled Synthesis and Properties of Poly(l-homoserine)

open access: yesACS Macro Letters, 2023
We report the preparation of a new water-soluble, nonionic homopolypeptide poly(l-homoserine) as well as poly(l-homoserine) block copolymers with controllable segment lengths. The conformational preferences of poly(l-homoserine) were also determined in both the solid state and in solution.
Isaac Benavides, Timothy J. Deming
openaire   +4 more sources

Quorum Sensing: suatu Sistem Komunikasi Bakteri Fitopatogen, Peranannya pada Proses Infeksi, dan Peluangnya sebagai Basis Pengembangan Strategi Baru dalam Pengendalian Penyakit Tumbuhan [PDF]

open access: yes, 2009
Previously, it is thought that bacterium is an autonomous unicellular organism with no capacity for collective behavior. Now the paradigm has changed since there are communication between intercell bacteria.
Hadiwiyono, H. (Hadiwiyono)
core   +2 more sources

Recent Progress on Enzyme Immobilization: Materials, Strategies, and Applications

open access: yesFood Bioengineering, EarlyView.
Enzyme immobilization technology has undergone substantial evolution driven by advances in materials science. This review systematically examines the recent advances in enzyme immobilization since 2024, with a focused analysis of five major categories of enzyme carriers including covalent organic framework, metal‐organic frameworks, polymers, carbon ...
Shuran Wang   +7 more
wiley   +1 more source

Effect of the luxI/R gene on AHL-signaling molecules and QS regulatory mechanism in Hafnia alvei H4

open access: yesAMB Express, 2019
Hafnia alvei H4 is a bacterium subject to regulation by a N-acyl-l-homoserine lactone (AHL)-mediated quorum sensing system and is closely related to the corruption of instant sea cucumber.
Xue Li   +5 more
doaj   +1 more source

Pseudomonas aeruginosa quorum sensing molecules correlate with clinical status in cystic fibrosis [PDF]

open access: yes, 2015
Pseudomonas aeruginosa produces quorum sensing signal molecules that are potential biomarkers for infection. A prospective study of 60 cystic fibrosis patients with chronic P. aeruginosa, who required intravenous antibiotics for pulmonary exacerbations,
Alan J. Knox   +15 more
core   +2 more sources

Root exudates mediate microorganisms to improve rhizosphere nutrient availability and crop productivity under straw mulching and slow‐release nitrogen fertilizer

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Root exudates play a key role as signals and nutrients in mediating plant–microbe communication. However, critical knowledge gaps remain regarding how root exudates mediate soil–microbe–plant interactions to regulate crop yield under long‐term straw mulching combined ...
Jiajie Song   +7 more
wiley   +1 more source

Novel Bifunctional Acylase from Actinoplanes utahensis: A Versatile Enzyme to Synthesize Antimicrobial Compounds and Use in Quorum Quenching Processes

open access: yesAntibiotics, 2021
Many intercellular communication processes, known as quorum sensing (QS), are regulated by the autoinducers N-acyl-l-homoserine lactones (AHLs) in Gram-negative bacteria.
Lara Serrano-Aguirre   +5 more
doaj   +1 more source

Combining aldolases and transaminases for the synthesis of 2‑amino-4-hydroxybutanoic acid [PDF]

open access: yes, 2017
Amino acids are of paramount importance as chiral building blocks of life, for drug development in modern medicinal chemistry, and for the manufacture of industrial products.
Bujons, Jordi   +6 more
core   +1 more source

S‐Adenosylmethionine (SAM) hydrolases counter increased SAM epimerisation in thermophilic archaea

open access: yesThe FEBS Journal, EarlyView.
S‐Adenosyl‐l‐methionine (SAM) is a vital enzyme cofactor. Epimerisation at the sulfonium centre of biologically active (SS,SCα)‐SAM is driven by heat, yielding biologically inactive (RS,SCα)‐SAM. Here, two novel archaeal SAM hydrolases from the thermophilic Sulfolobus acidocaldarius and the halophilic Haloferax volcanii are shown to cleave (RS,SCα)‐SAM.
Agnes Bartels   +7 more
wiley   +1 more source

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