IDEALS @ Illinois: Role of disinfectants and pipe materials on bacterial adhesion onto biofilms
Biofilms Drinking water distribution system chlorine roughness bacterial adhesion. Abstract:. Biofilms are ubiquitous in ... This smooth biofilm surface discouraged bacterial cells from adhering. Even though disinfectant can alter biofilm surface ... Mechanisms of three strains of bacteria attachment on biofilms grown on PVC and copper surfaces were investigated. Biofilms ... copper and biofilms; 2) examine the role of disinfectants on biofilms structure and subsequent effect on bacterial adhesion. ...https://www.ideals.illinois.edu/handle/2142/46772
Intraluminal Release of an Antifungal β-Peptide Enhances the Antifungal and Anti-Biofilm Activities of Multilayer-Coated...
Intraluminal Release of an Antifungal β-Peptide Enhances the Antifungal and Anti-Biofilm Activities of Multilayer-Coated ... Intraluminal Release of an Antifungal β-Peptide Enhances the Antifungal and Anti-Biofilm Activities of Multilayer-Coated ...http://www.chem.wisc.edu/content/intraluminal-release-antifungal-%CE%B2-peptide-enhances-antifungal-and-anti-biofilm-activities
Dynamics of biofilm processes
Biofilms can develop on almost any surface exposed to an aqueous environment. The biofilm systems that result can be used ... biofilms play a major positive role in stream purification processes. However, biofilms can be quite troublesome in certain ... Trulear, M.G. and W.G. Characklis, "Dynamics of Biofilm Processes," Journal (Water Pollution Control Federation), 54(9):1288- ... In water distribution systems and heat transfer equipment, for example, biofilms can cause substantial energy losses resulting ...https://scholarworks.montana.edu/xmlui/handle/1/13874
A method for growing a biofilm under low shear at the air-liquid interface using the drip flow biofilm reactor
The biofilm is established by operating the reactor in batch mode for 6 h. A mature biofilm forms as the reactor operates for ... A method for growing a biofilm under low shear at the air-liquid interface using the drip flow biofilm reactor. ... "A method for growing a biofilm under low shear at the air-liquid interface using the drip flow biofilm reactor," Nature ... During continuous flow, the biofilm experiences a low shear as the media drips onto a surface set at a 101 angle. At the end of ...https://scholarworks.montana.edu/xmlui/handle/1/13245
Biofilms may help cause ear infections » UF Health Podcasts - University of Florida Health
If biofilms enable bacteria to survive antibiotic treatments, maybe the infections never go away at all, they just wax and wane ... Usually, biofilms don't pose any threat to human health. But there's increasing evidence that links them to antibiotic- ... A recent study in the Journal of the American Medical Association suggests biofilms may help some middle-ear infections resist ... Many one-celled organisms secrete protein complexes called biofilms that serve as slimy barriers to the outside world. ...http://news.health.ufl.edu/2006/10756/multimedia/health-in-a-heartbeat/biofilms-may-help-cause-ear-infections/
Pseudomonas aeruginosa Promotes Escherichia coli Biofilm Formation in Nutrient-Limited Medium - Semantic Scholar
In mono-culture, E. coli formed sparse and discontinuous biofilms. After P. aeruginosa was introduced to these biofilms, E. ... coli biofilms. In nutritionally-limited R2A medium, E. coli dominated biofilms when co-inoculated with P. aeruginosa, and ... coli colonization of pre-established Pseudomonas aeruginosa biofilms, co-inoculation of E. coli and P. aeruginosa biofilms, and ... However, the processes that regulate the survival of E. coli in aquatic biofilms have not been thoroughly studied. We examined ...https://www.semanticscholar.org/paper/Pseudomonas-aeruginosa-Promotes-Escherichia-coli-B-Culotti-Packman/3f15c66f782ff2220c0389f92bc1a533e3aac259
PLOS Pathogens: Critical Role of Bcr1-Dependent Adhesins in C. albicans Biofilm Formation In Vitro and In Vivo
We show that an als3/als3 mutant is biofilm-defective in vitro, and that ALS3 overexpression rescues the biofilm defect of the ... Our studies of biofilm formation in vitro indicate that the surface protein Als3, a known adhesin, is a key target under Bcr1 ... ALS3 overexpression rescues the bcr1/bcr1 biofilm defect in vivo, thus arguing that Als3 is a pivotal Bcr1 target in this ... Surprisingly, the als3/als3 mutant forms a biofilm in vivo, and we suggest that additional Bcr1 targets compensate for the Als3 ...http://journals.plos.org/plospathogens/article/comments?id=10.1371/journal.ppat.0020063
Interactions of 1 m latex particles with pseudomonas aeruginosa biofilms
Microbeads added to biofilm of steady state thickness (30 μm) were observed to be located throughout the entire biofilm depth ... The fraction of beads that attached to biofilm during a 24 h period ranged from 0.001 to 0.01 and was proportional to biofilm ... Beads captured by biofilm remained in the reactor system longer than beads that never attached to biofilm. ... Drury, W.J., W.G. Characklis, and P.S. Stewart, "Interactions of 1 m latex particles with pseudomonas aeruginosa biofilms," Wat ...https://scholarworks.montana.edu/xmlui/handle/1/13739
QUANTIFYING THE EFFECT OF HYDRODYNAMIC SHEAR ON POLYMORPHONUCLEAR LEUKOCYTE ADHESION TO STAPHYLOCOCCUS AUREUS BIOFILMS :: UMBC...
aureus biofilms. We determined if shear affected both the structure of the biofilm as well as the number on PMNs adhering to ... aureus biofilm, and quantify where these cells adhere with respect to the biofilm. We conclude that shear does not have a ... aureus possess the ability to form biofilms, which have a profound ability to adapt and thrive in undesirable conditions as ... aureus biofilms, thus implying the innate immune system indeed has mechanisms to respond to S. ...http://contentdm.ad.umbc.edu/cdm/singleitem/collection/ETD/id/24524/rec/11009
Biofilm formation on nanostructured hydroxyapatite-coated titanium. | NIOM
... for assessment of biofilm biomass and bacterial volume, respectively. No difference in biofilm biomass was detected for the ... Biofilm formation on medical devices is a common cause of implant failure, especially regarding implants that breach the ... Biofilm formation on nanostructured hydroxyapatite-coated titanium.. Westas E, Gillstedt M, Lönn-Stensrud J, Bruzell E, ... Biofilm formation on nanostructured hydroxyapatite-coated titanium.. Emma Westas, Martin Gillstedt, Jessica Lönn-Stensrud, ...http://niom.no/biofilm-formation-on-nanostructured-hydroxyapatite-coated-titanium/
Effect of AHLs on biofilm formation ability of peanut-n | Open-i
Effect of AHLs on biofilm formation ability of peanut-nodulating strains.The biofilm formation ability of peanut-nodulating ... f4-sensors-12-02851: Effect of AHLs on biofilm formation ability of peanut-nodulating strains.The biofilm formation ability of ... f4-sensors-12-02851: Effect of AHLs on biofilm formation ability of peanut-nodulating strains.The biofilm formation ability of ... Bacterial processes related to survival and nodulation, including motility, biofilm formation, and cell aggregation, were ...https://openi.nlm.nih.gov/detailedresult.php?img=PMC3376631_sensors-12-02851f4&req=4
Biofilm Eradication and Prevention: A Pharmaceutical Approach to Medical Device Infections | Pharmaceutical & Medicinal...
BIOFILM-RELATED INFECTIONS IN VARIOUS HUMAN ORGANS (NONDEVICE-RELATED CHRONIC INFECTIONS).. 6. BIOFILM-RELATED INFECTIONS IN ... Biofilm Eradication and Preventions presents the basics of biofilm formation on medical devices, diseases related to this ... 7. BIOFILM-RELATED INFECTIONS IN THE ORAL CAVITY.. 8. IMPLICATIONS OF BIOFILM FORMATION IN CHRONIC WOUNDS AND IN CYSTIC ... Questions as to why biofilms form over medical device surfaces and what triggers biofilm formation are addressed. In the second ...https://www.wiley.com/en-us/Biofilm+Eradication+and+Prevention%3A+A+Pharmaceutical+Approach+to+Medical+Device+Infections-p-9780470479964
The Application of Impedance Microsensors for Real-Time Analysis of Pseudomonas aeruginosa Biofilm Formation | PJM ONLINE
Biofilms are responsible for up to 80% of nosoco-mial infections (James et al., 2008). Presently, there are neither biofilm- ... Different stadia of biofilm formation are visible. Magn.x325. Fig Lower right side: Multi-layer pseudomonal biofilm on the ... The value of Q changes along with biofilm phase of growth. The suitability of this parameter for biofilm detection is promising ... Biofilm Highlights. Springer Series on Biofilm Vol. 5. Springer-Verlag, Berlin, Heidelberg. ...http://www.pjmonline.org/the-application-of-impedance-microsensors-for-real-time-analysis-of-pseudomonas-aeruginosa-biofilm-formation/
Optical sectioning of microbial biofilms
Biofilms consisting of different species exhibited distinctive arrangements of the major biofilm structural components ( ... or pure-species biofilms will allow detailed examination of the relationships among biofilm structure, adaptation, and response ... The Pseudomonas biofilms were most cell dense at their attachment surfaces and became increasingly diffuse near their outer ... Lawrence, J.R., D.R. Korber, B.D. Hoyle, J.W. Costerton, and D.E. Caldwell, "Optical sectioning of microbial biofilms," Journal ...https://scholarworks.montana.edu/xmlui/handle/1/13925
Towards individualized diagnostics of biofilm-associated infections: a case study. - Helmholtz Zentrum für Infektionsforschung...
Further clinical studies will have to show the added value of biofilm-resistance profiling. Individualized diagnosis of biofilm ... Further clinical studies will have to show the added value of biofilm-resistance profiling. Individualized diagnosis of biofilm ... Instead, it seems that individual biofilm structures evolve during biofilm-associated growth and are shaped by environment- ... Instead, it seems that individual biofilm structures evolve during biofilm-associated growth and are shaped by environment- ...http://hzi.openrepository.com/hzi/handle/10033/621169
Keratitis-Associated Fungi Form Biofilms with Reduced Antifungal Drug Susceptibility | IOVS | ARVO Journals
After incubation, biofilms were washed twice with PBS to remove nonadherent cells. Then biofilms were exposed to each tested ... We observed that C. sphaerospermum took a long time to form a biofilm. Biofilms formed by C. sphaerospermum were tightly ... As in the development of biofilm, the activity of ITC was reduced, and AMB was the most effective against mature biofilm. The ... In natural environments, fungal species are able to shift between a planktonic and a biofilm state. The biofilm is a hyphal ...http://iovs.arvojournals.org/article.aspx?articleid=2127529
The role of the globin-coupled sensor YddV in a mature E. coli biofilm population - Institutional Repository University of...
... in the formation and maturation of Escherichia coli biofilms. Our results suggest that YddV stimulates biofilm growth via its ... lowering the YddV expression did not alter the biofilm formation since there was no significant difference between the biofilm ... Biofilm-associated infections are hard to treat because of their high antibiotic resistance and the presence of a very ... The second messenger molecule cyclic di-guanosine monophosphate (c-di-GMP) plays a very important role in this biofilm ...https://repository.uantwerpen.be/link/irua/134163
Food Safety Implications of Biofilms Formed by Resident Bacteria in Fresh-cut Processing Environments
Biofilms on equipment surfaces can be vectors for cross-contaminations in food processing facilities. A particular problem is ... Dual-species biofilms formed by ,italic,Burkholderia caryophylli,/italic, or ,italic,Ralstonia insidiosa,/italic, and ,italic,E ... Subsequently, dual-species biofilms of selected isolates and ,italic,Escherichia coli,/italic, O157:H7 were investigated. ... Food Safety Implications of Biofilms Formed by Resident Bacteria in Fresh-cut Processing Environments. ...https://drum.lib.umd.edu/handle/1903/14803
Targeting Macrophage Activation for the Prevention and Treatment of Staphylococcus aureus Biofilm Infections | The Journal of...
MΦ or neutrophil coculture with S. aureus biofilms in vitro. USA300 LAC-GFP static biofilms and bone marrow-derived MΦ (BMDMs) ... The Calgary Biofilm Device: new technology for rapid determination of antibiotic susceptibilities of bacterial biofilms. J. ... Treatment of established biofilm infections with M1-activated MΦs also significantly reduced catheter-associated biofilm ... In vitro S. aureus biofilms. Static biofilms were generated as previously described (17). Briefly, sterile two-well glass- ...http://www.jimmunol.org/content/190/5/2159.long
more on biofilm. so biofilms forming on food particles means that yogurt is a biofilm,. just devoid of large scale structural ... strep is a biofilm. ankylosing spondylitis is a biofilm condition. allergies can be caused by biofilm toxins pubmed. staph ... gallstones are biofilm. UTI'S are biofilm. saccharomyces and clostridia. saccharomyces a poor biofilm former compared to ... franz xaver messerschmidt - biofilm sculpture usman on biofilm - the BCD still rules. the biofilm bandwagon slowly gathers ...http://members.tripod.com/mueller_ranges/links/compendium/biofilms.html
... Image: Red biofilms on the tunnel floor. Caption: BIOMINERALIZATION OF Fe OXIDES AND ZnS AT THE TENNYSON MINE, ...https://www.nsf.gov/news/speeches/colwell/rc01_anatlesson/tsld011.htm
Biofilms - CompPhy@Doane
Biofilms Biofilms are bacterial colonies that are attached to a surface. They grow from suspended, or planktonic, cells ... We are investigating the dynamics of biofilm growth using experimental, simulation, and mathematical modeling methods. This ... attaching to the surface and by cell division and movement of existing attached cells. Biofilms are found naturally in many ...https://sites.google.com/a/doane.edu/compphy-doane/projects/biofilms
Egalitarianism in Biofilms | SpringerLink
Microbial biofilms are multicellular communities of sessile microorganisms encased by the hydrated polymeric matrix. They have ... By measuring the biofilm growing rates under different evenness levels of communities, an evenly distributed community favors ... Microbial biofilms are multicellular communities of sessile microorganisms encased by the hydrated polymeric matrix. They have ... Humphries J, Xiong L, Liu J, Prindle A, Yuan F, Arjes HA et al (2017) Species-independent attraction to biofilms through ...https://link.springer.com/article/10.1007%2Fs00248-018-1173-5
Protein Disrupts Infectious Biofilms | Caltech
"In part, the reason these infections are hard to treat is because P. aeruginosa enters a biofilm mode of growth in these ... Now, a group of researchers at Caltech and the University of Oxford have made progress in the fight against biofilms. Led by ... Our research suggests a new approach to inhibiting P. aeruginosa biofilms.". The group targeted pyocyanin, a small molecule ... Many infectious pathogens are difficult to treat because they develop into biofilms, layers of metabolically active but slowly ...http://www.caltech.edu/node/53219
... The development of sustainable and green technologies for the treatment and recovery of resources from wastes is ...https://www.omicsonline.org/blog/2015/09/07/20152-Biofilms.html