نتایج جستجو برای: biofilm forming

تعداد نتایج: 136245  

Journal: :journal of biotechnology and health sciences 0
mahshid saffarpour department of operative dentistry, qazvin university of medical sciences, qazvin, ir iran amir peymani department of microbiology, qazvin university of medical sciences, qazvin, ir iran sediegheh rahrotaban department of pathology, tehran university of medical sciences, tehran, ir iran marjan rahmani department of operative dentistry, qazvin university of medical sciences, qazvin, ir iran; department of operative dentistry, qazvin university of medical sciences, qazvin, ir iran. tel: +98-9122816484 meysam ebrahimi dental faculty, qazvin university of medical sciences, qazvin, ir iran

conclusions flushing dental unit waterlines are an effective measure in reducing the number of bacterial contaminants. results bacterial contamination was found in all 24 units at the beginning of daily activity with a mean colony count of 17850. the number of colonies decreased to 3250 following 30 seconds of flushing in 16 units and later to 1837 after flushing for two minutes in 13 units. in...

ژورنال: Vaccine Research 2016
Babaei , R, Farjah , A, Mirzaei , B, Moosavi , SF, Shahrooei , M, Siadat , SD,

Introduction: Biofilm forming Staphylococcus epidermidis is a main causative agent of infections related to medical devices. Purification and evaluation of Gly-TA polysaccharide from a biofilm-forming S. epidermidis as a putative vaccine candidate were the main goals of the current study. Methods: Taking advantage of size exclusion chromatography procedure, glycerol teichoic acid (Gly-TA) was p...

2015
Alice E. Barsoumian Katrin Mende Carlos J. Sanchez Miriam L. Beckius Joseph C. Wenke Clinton K. Murray Kevin S. Akers

BACKGROUND Biofilms are associated with persistent infection. Reports characterizing clinical infectious outcomes and patient risk factors for colonization or infection with biofilm forming isolates are scarce. Our institution recently published a study examining the biofilm forming ability of 205 randomly selected clinical isolates. This present study aims to identify potential risk factors as...

Journal: :jundishapur journal of microbiology 0
saba rehman department of microbiology and molecular genetics, quaid-e-azam campus, university of the punjab, lahore, pakistan; department of microbiology and molecular genetics, the women university multan, multan, pakistan shahbaz mujtaba ghauri department of ear, nose and throat, mayo hospital, king edward medical university, lahore, pakistan anjum nasim sabri department of microbiology and molecular genetics, quaid-e-azam campus, university of the punjab, lahore, pakistan; department of microbiology and molecular genetics, quaid-e-azam campus, university of the punjab, lahore-54590, pakistan. tel: +92-4235952833, fax: +92-4299230481

conclusions the bacterial isolates exhibited strong biofilm formation potential, while the extracts of acacia arabica significantly inhibited biofilm formation among the isolates and, therefore, could be executed in the development of cost-effective biofilm inhibitor medicines. results pseudomonas aeruginosa (kc417303-05), staphylococcus hemolyticus (kc417306), and staphylococcus hominis (kc417...

2017
Deeksha Shetty Alexander A. Grigoryan Sahar Alshalchi Niradha Withana Gamage Julie Roy John R. Lawrence Sinisa Vidovic Darren R. Korber

The genetic basis for biofilm formation among nontyphoidal salmonellae (NTS) remains poorly understood. This draft genome submission provides initial insights on the genetic differences between biofilm-forming and non-biofilm-forming clinical and environmental NTS serovars.

Background and Aims: The most important factor for pathogenicity of Staphylococcus epidermidis is the ability to produce biofilm. Identification of biofilm-forming strains using an appropriate method and recognizing the mechanisms of biofilm formation can help understand the proper use of artificial medical equipment and prevent increased drugs resistance . The aim of this study was to 1) evalu...

Introduction Biofilm can be called a bacterial community that often forms on living or non-living surfaces and is common in natural, industrial, and hospital environments. Klebsiella pneumoniae as a pathogen has the potential to produce biofilms. Understanding biofilm formation in biofilm-forming bacteria is important. The aim of this study was to investigate the biofilm formation in isolates ...

Journal: :jundishapur journal of microbiology 0
ahya abdi-ali department of biology, faculty of science, alzahra university, tehran, ir iran; department of biology, faculty of science, alzahra university, tehran, ir iran. tel: +98-2188044040, fax: +98-2188058912 saghar hendiani department of biology, faculty of science, alzahra university, tehran, ir iran parisa mohammadi department of biology, faculty of science, alzahra university, tehran, ir iran sara gharavi department of biology, faculty of science, alzahra university, tehran, ir iran

conclusions: it can be concluded that most of a. baumannii isolates can form biofilm in microtiter plate and tube. the results also verified that most of these isolates were resistant to ciprofloxacin and imipenem. results: results showed that in tube method under shaking, 22% of clinical isolates were strong biofilm producers while 23% of them were not able to form biofilms. in this experiment...

Journal: :Investigative ophthalmology & visual science 2018
Konduri Ranjith Sama Kalyana Chakravarthy HariKrishna Adicherla Savitri Sharma Sisinthy Shivaji

Purpose To study antibiotic susceptibility and biofilm-forming potential of ocular isolates of Candida albicans along with gene expression. Methods Seven clinical isolates of C. albicans (keratitis-6 and orbital cellulitis-1) were evaluated. Biofilm formation in one isolate was monitored by scanning electron microscopy (SEM) and confocal laser scanning microscopy (CLSM). Expression of 27 gene...

2017
Jully Gogoi-Tiwari Vincent Williams Charlene Babra Waryah Paul Costantino Hani Al-Salami Sangeetha Mathavan Kelsi Wells Harish Kumar Tiwari Nagendra Hegde Shrikrishna Isloor Hesham Al-Sallami Trilochan Mukkur

BACKGROUND Biofilm formation by Staphylococcus aureus is an important virulence attribute because of its potential to induce persistent antibiotic resistance, retard phagocytosis and either attenuate or promote inflammation, depending upon the disease syndrome, in vivo. This study was undertaken to evaluate the potential significance of strength of biofilm formation by clinical bovine mastitis-...

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