نتایج جستجو برای: biofilm carriers

تعداد نتایج: 68942  

2016
Umar Faruk Abdullahi Ephraim Igwenagu Anas Mu’azu Sani Aliyu Maryam Ibrahim Umar

Biofilm has a tremendous impact in the field of veterinary medicine, especially the livestock industry, leading to a serious economic loss. Over the years, little attention has been given to biofilm in animals with most of the research geared toward human biofilm diseases. The greatest challenge posed by biofilm is in its incredible ability to resist most of the currently existing antibiotics. ...

Journal: :Memorias do Instituto Oswaldo Cruz 2011
Ana Lúcia Souza Antunes Jéssica Weis Bonfanti Leandro Reus Rodrigues Perez Camille Cattani Ferreira Pinto Ana Lúcia Peixoto de Freitas Alexandre José Macedo Afonso Luis Barth

Biofilm production is an important mechanism that allows microbes to escape host defences and antimicrobial therapy. Vancomycin has been used largely for the treatment of methicillin-resistant staphylococcal infections. Here, we determined the minimal inhibitory concentration (MIC) and minimal biofilm eradication concentration (MBEC) for 82 Staphylococcus species isolated from central venous ca...

Journal: :Coloration Technology 2021

A laboratory-scale pilot plant of moving bed biofilm reactor coupled with membrane bioreactor (MBBR-MBR) was studied regard to wastewater treatment in the textile industry, and reuse feasibility treated water investigated. The comprised two connected parts: an aerobic tank filled carriers a submerged tank. MBBR-MBR system reduced hydraulic retention time 1 day, which is very promising compared ...

Journal: :Central European journal of public health 2007
Sara Elena Satorres Lucia Esther Alcaráz

Staphylococci are ubiquitous microorganisms that predominate in normal skin and mucosal flora. Staphylococcus aureus and Staphylococcus epidermidis have been identified as a major cause of nosocomial infections, especially in patients with predisposing factors such as indwelling or implanted foreign bodies. The ability of both S. epidermidis and S. aureus to produce biofilm was compared between...

2010
Chakrit Sawasdidoln Suwimol Taweechaisupapong Rasana W. Sermswan Unchalee Tattawasart Sumalee Tungpradabkul Surasakdi Wongratanacheewin

BACKGROUND Burkholderia pseudomallei, a gram-negative bacterium that causes melioidosis, was reported to produce biofilm. As the disease causes high relapse rate when compared to other bacterial infections, it therefore might be due to the reactivation of the biofilm forming bacteria which also provided resistance to antimicrobial agents. However, the mechanism on how biofilm can provide tolera...

2017
Hassan A. M. Samaha Mohamed H. Al-Agamy Wafaa E. Soliman

The pathogenic effect of Staphylococci is due to extra-cellular factors and properties such as adherence and biofilm production. The nature of the biofilm and the physiological properties of biofilm-producing bacteria result in an inherent antibiotic resistance and require further investigation. Two hundred and sixty Staphylococcal strains were cultured from 600 clinical specimens obtained from...

Journal: :jundishapur journal of microbiology 0
kimia seifi pediatric infections research center, mofid children’s hospital, shahid beheshti university of medical sciences, tehran, ir iran hossein kazemian department of medical microbiology, school of medicine, tehran university of medical sciences, tehran, ir iran hamid heidari department of bacteriology and virology, school of medicine, shiraz university of medical sciences, shiraz, ir iran fereshteh rezagholizadeh department of medical microbiology, school of medicine, tehran university of medical sciences, tehran, ir iran yasaman saee department of microbiology, islamic azad university, pharmaceutical branch, tehran, ir iran fariba shirvani pediatric infections research center, mofid children’s hospital, shahid beheshti university of medical sciences, tehran, ir iran

conclusions our results indicated that an enormous proportion of k. pneumoniae isolated from sputum and surgical-wound swabs produced fully established biofilms. it is reasonable to assume the existence of a relationship between the site of infection and the formation of biofilm. a high level of genetic diversity among the k. pneumoniae strains was observed. results the distributions of the cli...

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...

Journal: :Journal of bacteriology 2008
Eoghan O'Neill Clarissa Pozzi Patrick Houston Hilary Humphreys D Ashley Robinson Anthony Loughman Timothy J Foster James P O'Gara

Device-associated infections involving biofilm remain a persistent clinical problem. We recently reported that four methicillin-resistant Staphylococcus aureus (MRSA) strains formed biofilm independently of the icaADBC-encoded exopolysaccharide. Here, we report that MRSA biofilm development was promoted under mildly acidic growth conditions triggered by the addition of glucose to the growth med...

Journal: :iranian endodontic journal 0
krishnaraj somayaji department of conservative dentistry and endodontics, manipal college of dental sciences, manipal university, manipal, karnataka, india. shashi rashmi acharya department of conservative dentistry and endodontics, manipal college of dental sciences, manipal university, manipal, karnataka, india. indira bairy department of microbiology, kasturba medical college, manipal, karnataka, india peralam yegneswaran prakash department of microbiology, kasturba medical college, manipal, karnataka, india. muddanna rao sakkattu department of anatomy, faculty of medicine, kuwait university, safat, kuwait. vasudev nidambur ballal department of conservative dentistry and endodontics, manipal college of dental sciences, manipal university, manipal, karnataka, india.

introduction: enterococcus (e) faecalis bacteria adhere to dentine of teeth root canals to form the biofilm. e. faecalis has been shown to be resistant to antibiotics. this in vitro study aimed to investigate the efficacy of vancomycin and doxycycline in inhibiting e. faecalis biofilm formation. materials and methods: a total of 60 extracted human teeth were incubated with e. faecalis (atcc 355...

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