The growth of Staphylococcus aureus and Escherichia coli

The adhesion of bacteria at this potential was irreversible and increased with the time of exposition 43 During the adhesion bacteria are able to uptake gold ions for extracellular precipitation

The influence of the surface condition on the adhesion of

The adhesion of P fluorescens ATCC 17552 to copper zinc and aluminium brass in the absence and presence of a surface oxide layer was evaluated performing comparative batch experiments with various times of exposition The adhesion of this strain to bare copper and aluminium brass was extremely low even after 120 min of exposition On aged samples on the other hand adhesion increased with

Surfactin reduces the adhesion of food borne pathogenic

Aims To investigate the effect of the biosurfactants surfactin and rhamnolipids on the adhesion of the food pathogens Listeria monocytogenes Enterobacter sakazakii and Salmonella Enteritidis to stainless steel and polypropylene surfaces Methods and Results Quantification of bacterial adhesion was performed using the crystal violet staining technique

Environment and Climate Change Canada Evaluating

1 Hazard Assessment 1 1 Characterization of Pseudomonas fluorescens 1 1 1 Identification Taxonomy and Strain History Pseudomonas fluorescens is a Gram negative obligate aerobic motile rod shaped bacterium It grows at neutral pH and has an optimal growth temperature of 25 30oC Palleroni 1984 with growth possible as low as 4oC

In vitro characterization of potentially probiotic

Among the various tests commonly used for selecting probiotic microorganisms the tolerance to gastrointestinal transit conditions remains being commonly used to evaluate the probiotic potential of the strains Besides the adhesion to epithelial cells and the competition with pathogens constitute significant traits for evaluating the colonization ability and functional performance of

Adhesion of Pseudomonas fluorescens on magnetic surfaces

The adhesion of Pseudomonas fluorescens ATCC 700830 to perpendicularly polarized magnetic surfaces was recently discovered The findings have found that the magnetic free surfaces from different magnetic polarities have different profound effects on the P fluorescens bacterial adhesion to its surfaces These phenomena can be explained by the surface magnetic effect which was found to

Adhesion of Pseudomonas fluorescens ATCC 17552 to

The adhesion of Pseudomonas fluorescens ATCC 17552 to nonpolarized and negatively polarized thin films of gold was studied in situ by contrast microscopy using a thin film electrochemical flow cell The influence of the electrochemical potential was evaluated at two different ionic strengths 0 01 and 0 1 M NaCl pH 7 under controlled flow

The adherence of Pseudomonas fluorescens to marble

Suspensions of Pseudomonas fluorescens ATCC 13525 were used in the experiments One milliliter of each of these cultures was kept at – 80 °C in nutrient broth OXOID® added to glyc erol 80 20 A working culture was prepared by inoculating 100 µL of the frozen culture into 10 mL of nutrient broth and incubating at 28 °C for 24 hours

Real time quantification of Pseudomonas fluorescens cell

Abstract Aims To study the efficacy of the lytic phage ϕS1 in eliminating Pseudomonas fluorescens in the early stage of biofilm formation using an in situ and real time methodology for cell quan

Tolerance of Pseudomonas pseudoalcaligenes KF707 to metals

Abstract Pseudomonas pseudoalcaligenes KF707 is a polychlorinated biphenyls PCBs degrader also tolerant to several toxic metals and metalloids The work presented here examines for the first time the chemotactic response of P pseudoalcaligenes KF707 to biphenyl and intermediates of the PCB biodegradation pathway in the presence and absence of metals

floatation process fibercopper ore mesh screen

floatation process fibercopper ore mesh screen Factors That Affect Screening Efficiency of Vibrating ScreenThe soil is easy to knot and lock the mesh in the screening process

Integration and decontamination of Bacillus cereus in

Operation of reactor Pseudomonas fluorescens biofilms were grown under the same conditions to form reproducible biofilms A nutrient solution was transported through the reactors for the duration of each experiment at concentrations of 5 2·5 and 1·25 mg l −1 of glucose as Difco Dextrose BD Biosciences peptone Fisher Scientific and yeast extract Fisher Scientific respectively

Pseudomonas fluorescens Migula ATCC ® 13525™

Pseudomonas fluorescens ATCC ® 13525™ Designation NCTC 10038 TypeStrain True Application Assay of antimicrobial preservatives Reference material Water testing To ATCC Valued Customers ATCC stands ready to support our customers needs during the coronavirus pandemic Our first job is to listen to and observe what our customers need and

The influence of the surface condition on the adhesion of

The adhesion of a wild strain of Pseudomonas sp to aged aluminium brass was evaluated modifying the pH and ionic strength of the electrolyte solution Ionic strengths of 0 1 and 0 6M NaCl and pH

Adhesion of Pseudomonas fluorescens on magnetic surfaces

The adhesion of Pseudomonas fluorescens ATCC 700830 to perpendicularly polarized magnetic surfaces was recently discovered The findings have found that the magnetic free surfaces from different magnetic polarities have different profound effects on the P fluorescens bacterial adhesion to

Surfactin reduces the adhesion of food borne pathogenic

Adhesion kinetics of growing cells revealed that surfactin was more effective on reducing the adhesion of Salm Enteritidis and L monocytogenes Rhamnolipid was able to reduce the adhesion of Salm Enteritidis but the effect was time dependant suggesting that at earlier stages of growth the cells are more sensitive to the conditioning

Adhesion of Pseudomonas fluorescens ATCC 17552 to

 · The adhesion of Pseudomonas fluorescens ATCC 17552 to nonpolarized and negatively polarized thin films of gold was studied in situ by contrast microscopy using a thin film electrochemical flow cell The influence of the electrochemical potential was evaluated at two different ionic strengths 0 01 and 0 1 M NaCl pH 7 under controlled flow

PDF Adhesion of Pseudomonas fluorescens ATCC 17552 to

The adhesion of Pseudomonas fluorescens ATCC 17552 to nonpolarized and negatively polarized thin films of gold was studied in situ by contrast microscopy using a thin film electrochemical flow cell

Control de Químicos por sanitizantes Biofilme Pseudomonas

The biofilm formation of Pseudomonas aeruginosa and Pseudomonas fluorescens on AISI 304 stainless steel in the presence of reconstituted skim milk under different temperatures was conducted and the potential of three chemical sanitizers in removing the mono species biofilms formed was compared Pseudomonas aeruginosa cultivated in skim milk at 28 °C presented better growth rate

Forces involved in bacterial adhesion to hydrophilic and

Using a parallel plate flow chamber the hydrodynamic shear forces to prevent bacterial adhesion Fprev and to detach adhering bacteria Fdet were evaluated for hydrophilic glass hydrophobic dimethyldichlorosilane DDS coated glass and six different bacterial strains in order to test the following three hypotheses 1 A strong hydrodynamic shear force to prevent adhesion relates to a

Adhesion of Pseudomonas fluorescens ATCC 17552 to

Adhesion of Pseudomonas fluorescens ATCC 17552 to Nonpolarized and Polarized Thin Films of Gold

Pseudomonas fluorescens Migula ATCC ® 17400™

Nucleotide GenBank AF065975 Pseudomonas fluorescens ATCC 17400 major outer membrane lipoprotein I oprI gene partial cds Permits These permits may be required for shipping this product Customers located in the state of Hawaii will need to contact the Hawaii Department of Agriculture to determine if an Import Permit is required

Spectroelectrochemical Examination of the Interaction

The interaction between bacterial cells of Pseudomonas fluorescens ATCC 17552 and gold electrodes was analyzed by cyclic voltammetry CV and attenuated total reflection−surface enhanced infrared absorption spectroscopy ATR−SEIRAS The voltammetric evaluation of cell adsorption showed a decrease in the double layer capacitance of polyoriented single crystal gold electrodes with cell

Electrochemical Polarization Induced Changes in the Growth

The effect of surface electrochemical polarization on the growth of cells of Pseudomonas fluorescens ATCC 17552 on gold electrodes has been examined Potentials positive or negative to the potential of zero charge PZC of gold were applied and these resulted in changes in cell morphology size at cell division time to division and biofilm structure

Effectiveness of cleaning and sanitizing procedures in

The first phase studied the adhesion of pure cultures of Staphylococcus aureus ATCC 6538 Pseudomonas fluorescens ATCC 13525 and Salmonella Enteritidis ATCC 6539 on granite and AISI 304 stainless steel coupons test 100 mm × 100 mm × 5 mm The second phase assessed the efficiency of a cleaning procedure against pure cultured cells adhered

The effects of a biocide and a surfactant on the

Application of antimicrobial chemicals is a general procedure in the cleaning and disinfection of food contacting surfaces Adhesion to glass surfaces and chemically induced detachment of Pseudomonas fluorescens ATCC 13525T were studied in situ under flow conditions in a well controlled parallel plate flow chamber PPFC

ANALYSIS OF BIOCIDE AND SURFACTANT INFLUENCING

Adhesion and chemical induced detachment kinetics of Pseudomonas fluorescens ATCC 13525T to glass surface were conducted in situ under flow conditions in a well controlled parallel plate flow chamber PPFC Ortho phthalaldehyde OPA and cetyltrimethyl ammonium bromide CTAB respectively an aldehyde based biocide

MODELING PSEUDOMONAS FLUORESCENS BIOFILM FORMATION

 · ABSTRACT The adherence and biofilm formation of Pseudomonas fluorescens on marble granite and stainless steel as a function of time 0–10 days and temperature 4 5–36 8C were evaluated using response surface methodology The derived models show that the adherence of P fluorescens to marble and stainless steel is affected in decreasing order of importance by time

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