Dual-Functional Surfaces Based on an Antifouling Polymer and a Natural Antibiofilm Molecule: Prevention of Biofilm Formation without Using Biocides

Author(s):  
Yi Zou ◽  
Kunyan Lu ◽  
Yuancheng Lin ◽  
Yan Wu ◽  
Yaran Wang ◽  
...  
2020 ◽  
Vol 8 (26) ◽  
pp. 5602-5605
Author(s):  
Shuxiang Zhang ◽  
Wenying Liu ◽  
Zhaoqiang Wu ◽  
Hong Chen

We designed a novel tri-functional platform and facilely constructed dual-functional surfaces in one pot by combining the “sulfur(vi)-fluoride exchange” (SuFEx) click reaction, photoinitiated polymerization and benzophenone photochemistry.


2019 ◽  
Vol 10 (31) ◽  
pp. 4252-4258 ◽  
Author(s):  
Hendrik Woehlk ◽  
Michael J. Trimble ◽  
Sarah C. Mansour ◽  
Daniel Pletzer ◽  
Vanessa Trouillet ◽  
...  

Nitroxide functional polymer coatings with inherent antibiofilm activity are introduced as an avenue to combat bacterial biofilm contamination of medical devices.


Author(s):  
B.D. Tall ◽  
K.S. George ◽  
R. T. Gray ◽  
H.N. Williams

Studies of bacterial behavior in many environments have shown that most organisms attach to surfaces, forming communities of microcolonies called biofilms. In contaminated medical devices, biofilms may serve both as reservoirs and as inocula for the initiation of infections. Recently, there has been much concern about the potential of dental units to transmit infections. Because the mechanisms of biofilm formation are ill-defined, we investigated the behavior and formation of a biofilm associated with tubing leading to the water syringe of a dental unit over a period of 1 month.


2018 ◽  
Author(s):  
A. Alperen Gunay ◽  
Marisa Gnadt ◽  
Soumyadip Sett ◽  
Junho Oh ◽  
Nenad Miljkovic

Author(s):  
O. Iungin ◽  
L. Maistrenko ◽  
P. Rebrykova ◽  
I. Duka

Author(s):  
Baydaa Hussein ◽  
Zainab A. Aldhaher ◽  
Shahrazad Najem Abdu-Allah ◽  
Adel Hamdan

Background: Biofilm is a bacterial way of life prevalent in the world of microbes; in addition to that it is a source of alarm in the field of health concern. Pseudomonas aeruginosa is a pathogenic bacterium responsible for all opportunistic infections such as chronic and severe. Aim of this study: This paper aims to provide an overview of the promotion of isolates to produce a biofilm in vitro under special circumstances, to expose certain antibiotics to produce phenotypic evaluation of biofilm bacteria. Methods and Materials: Three diverse ways were used to inhibited biofilm formation of P.aeruginosa by effect of phenolic compounds extracts from strawberries. Isolates produced biofilm on agar MacConkey under certain circumstances. Results: The results showed that all isolates were resistant to antibiotics except sensitive to azithromycin (AZM, 15μg), and in this study was conducted on three ways to detect the biofilm produced, has been detected by the biofilm like Tissue culture plate (TCP), Tube method (TM), Congo Red Agar (CRA). These methods gave a clear result of these isolates under study. Active compounds were analyzed in both extracts by Gas Chromatography-mass Spectrometry which indicate High molecular weight compound with a long hydrocarbon chain. Conclusion: Phenolic compounds could behave as bioactive material and can be useful to be used in pharmaceutical synthesis. Phenolic contents which found in leaves and fruits extracts of strawberries shows antibacterial activity against all strains tested by the ability to reduce the production of biofilm formation rate.


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