نتایج جستجو برای: bacterial biofilm

تعداد نتایج: 222381  

2013
Pablo C. Bogino María de las Mercedes Oliva Fernando G. Sorroche Walter Giordano

The role of bacterial surface components in combination with bacterial functional signals in the process of biofilm formation has been increasingly studied in recent years. Plants support a diverse array of bacteria on or in their roots, transport vessels, stems, and leaves. These plant-associated bacteria have important effects on plant health and productivity. Biofilm formation on plants is a...

Journal: :Frontiers in microbiology 2015
Rosanna Papa Laura Selan Ermenegilda Parrilli Marco Tilotta Filomena Sannino Georges Feller Maria L. Tutino Marco Artini

Microbial biofilms have great negative impacts on the world's economy and pose serious problems to industry, public health and medicine. The interest in the development of new approaches for the prevention and treatment of bacterial adhesion and biofilm formation has increased. Since, bacterial pathogens living in biofilm induce persistent chronic infections due to the resistance to antibiotics...

Journal: :nanomedicine journal 0
mohammad hassani sangani department of biology, damghan branch, islamic azad university, damghan, iranسازمان اصلی تایید شده: دانشگاه آزاد اسلامی علوم و تحقیقات (islamic azad university science and research branch) mahboobeh nakhaei moghaddam department of biology, mashhad branch, islamic azad university, mashhad, iranسازمان اصلی تایید شده: دانشگاه آزاد اسلامی علوم و تحقیقات (islamic azad university science and research branch) mohammad mahdi forghanifard department of biology, damghan branch, islamic azad university, damghan, iranسازمان اصلی تایید شده: دانشگاه آزاد اسلامی علوم و تحقیقات (islamic azad university science and research branch)

objective(s): bacterial biofilm formation causes many persistent and chronic infections. the matrix protects biofilm bacteria from exposure to innate immune defenses and antibiotic treatments. the purpose of this study was to evaluate the biofilm formation of clinical isolates of pseudomonas aeruginosa and the activity of zinc oxide nanoparticles (zno nps) on biofilm. materials and methods: aft...

Journal: :Journal of food protection 2013
Rong Wang Norasak Kalchayanand John W Schmidt Dayna M Harhay

Shiga toxin-producing Escherichia coli O157:H7 and Salmonella enterica serovar Typhimurium are important foodborne pathogens capable of forming single-species biofilms or coexisting in multispecies biofilm communities. Bacterial biofilm cells are usually more resistant to sanitization than their planktonic counterparts, so these foodborne pathogens in biofilms pose a serious food safety concern...

2013
Yi-Ting Zheng Masanori Toyofuku Nobuhiko Nomura Shinsuke Shigeto

Aggregation of bacterial populations substantially influences their characteristic properties and functions compared with the planktonic counterpart. It is also involved in the initial stages of biofilm development. Many studies have revealed important roles of bacterial aggregation in microbial production and biodegradation. Nevertheless, mechanistic understanding of bacterial aggregation in v...

Journal: :Applied and environmental microbiology 2008
Rebecca Munk Vejborg Per Klemm

Bacterial biofilm formation on inert surfaces is a significant health and economic problem in a wide range of environmental, industrial, and medical areas. Bacterial adhesion is generally a prerequisite for this colonization process and, thus, represents an attractive target for the development of biofilm-preventive measures. We have previously found that the preconditioning of several differen...

2018
Louise Kruse Jensen Nicole Lind Henriksen Thomas Bjarnsholt Kasper Nørskov Kragh Henrik Elvang Jensen

Aim: Visualization of Staphylococcus aureus biofilm using histochemical staining and combined histochemistry (HC) and immunohistochemistry (IHC). Methods: The ability of S. aureus S54F9 to form biofilm was tested in vitro. Hereafter, infected bone tissue was collected from two different porcine models of osteomyelitis inoculated with S. aureus strain S54F9. The infection time was five and fifte...

2015
Stephen T. Abedon Dacheng Ren

Bacteriophages are the viruses of bacteria. In the guise of phage therapy they have been used for decades to successfully treat what are probable biofilm-containing chronic bacterial infections. More recently, phage treatment or biocontrol of biofilm bacteria has been brought back to the laboratory for more rigorous assessment as well as towards the use of phages to combat environmental biofilm...

2017
Biswajit Mishra Guangshun Wang

Pseudomonas aeruginosa is involved in a variety of difficult-to-treat infections frequently due to biofilm formation. To identify useful antibiofilm strategies, this article evaluated efficacy of two newly engineered cationic antimicrobial peptides (17BIPHE2 and DASamP2), traditional antibiotics, and their combinations against biofilms at different stages. 17BIPHE2 is designed based on the 3D s...

Journal: Nanomedicine Journal 2015

Objective(s): Bacterial biofilm formation causes many persistent and chronic infections. The matrix protects biofilm bacteria from exposure to innate immune defenses and antibiotic treatments. The purpose of this study was to evaluate the biofilm formation of clinical isolates of Pseudomonas aeruginosa and the activity of zinc oxide nanoparticles (ZnO NPs) on biofilm. Materials and Methods: Aft...

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