WebApr 14, 2024 · The aim was to test the effect of nitrate (NO 3) supplementation and restriction on biomass production, synthesis of biomolecules and extracellular polymeric substances (EPS) in the microalga Ankistrodesmus fusiformis.The treatments contained BG-11 medium + different concentrations of NO 3: 0.5 g (T0.5); 1.0 g (T1.0); 1.5 g (T1.5); … WebThe role of extracellular polymeric substances (EPS) in Cd adsorption by Bacillus subtilis and Pseudomonas putida was investigated using a combination of batch adsorption experiments, potentiometric titrations, Fourier transform infrared spectroscopy (FTIR). An increased adsorption capacity of Cd was observed for untreated bacteria relative to ...
Inhibition of Streptococcus mutans biofilms with bacterial-derived ...
Extracellular polymeric substances (EPSs) are natural polymers of high molecular weight secreted by microorganisms into their environment. EPSs establish the functional and structural integrity of biofilms, and are considered the fundamental component that determines the physicochemical properties of a … See more EPSs are mostly composed of polysaccharides (exopolysaccharides) and proteins, but include other macromolecules such as DNA, lipids and humic substances. EPSs are the construction … See more Capsular exopolysaccharides can protect pathogenic bacteria against desiccation and predation, and contribute to their pathogenicity. Sessile bacteria fixed and aggregated in See more Due to the growing need to find a more efficient and environmentally friendly alternative to conventional waste removal methods, industries … See more • acetan (Acetobacter xylinum) • alginate (Azotobacter vinelandii) • cellulose (Acetobacter xylinum) See more Biofilm Formation The first step in the formation of Biofilms is adhesion. The initial bacterial adhesion to surfaces involves the adhesin–receptor interactions. Certain polysaccharides, lipids and proteins in the matrix function as the adhesive … See more Exopolysaccharides can facilitate the attachment of nitrogen-fixing bacteria to plant roots and soil particles, which mediates a symbiotic relationship. This is important for colonization of roots and the rhizosphere, which is a key component of soil See more The application of Nanoparticles (NPs) are one of novel promising techniques to target biofilms due to their high surface-area-to-volume ratio, their ability to penetrate to the … See more WebMay 7, 2024 · Extracellular polymeric substances (EPS) are a group of substances exuded by microorganisms in order to form biofilms. The major components are extracellular polysaccharides (sometimes also called EPS), proteins, DNA, enzymes, lipids, and other biopolymers [2]. EPS accounts for 90% of biofilm dry mass and constitutes the matrix of … ctms contingent talent management gifted
Microorganisms Free Full-Text The Role of Staphylococcal …
WebMay 20, 2024 · Extracellular polymeric substances (EPS) in activated sludge from wastewater treatment plants (WWTPs) could affect interactions between nanoparticles and alter their migration behavior. The influence mechanisms of silver nanoparticles (Ag NPs) and silver sulfide nanoparticles (Ag2S NPs) aggregated by active EPS sludge were studied … WebApr 12, 2024 · This article reports an experimental investigation of extracellular polymeric substances (EPS), reactive oxygen species (ROS), and the expression of genes associated with extracellular electron ... WebAug 17, 2024 · Biofilm can be defined as a structured microbial community of cells that are attached to a substratum and embedded in a matrix of extracellular polymeric substances (EPS) that they have produced . Foreign implants placed in the patient’s body provide a colonization surface for bacteria so that bacteria and plasma proteins can adhere to it ... cryptoftalmie