The Prevalence of Biofilm Formation, Antimicrobial Resistance and Adhesive Pap Gene (Pyelonephritis Associated Pili) among Escherichia Coli Strains Isolated from Outpatients and Inpatients with Urinary Tract Infection

2018 ◽  
Vol 27 (3) ◽  
pp. 73-83
Author(s):  
Dina M. Erfan ◽  
Ahmed Kamal ◽  
Fatma M. Abdel Wahed ◽  
Mahmoud K. El Sayed
2021 ◽  
Vol 1 (01) ◽  
pp. 17-25
Author(s):  
Maryam Beigomi ◽  
Asiyeh Biabangard ◽  
Reza Rohani

Generally, bacteria co-exist setting up communities associated to solid superficies, this is to which we refer as biofilms that serve as a survival strategy. This type of formation cause serious sanitary problems for both humans and animals. Nowadays, chemical or natural compounds able to block this formation are looked for. In this project, we have evaluation of antimicrobial effects of Rosemary and Withania somnifera extract prepared by ultrasound waveform on Escherichia coli biofilm isolated from urinary tract infection. Rosemary and Withania somnifera extracts were obtained by using rotary devices. E. coli was collected from the patients being cured in Zabol hospitals. The least hindering and killing concentration of the samples were calculated by lowering their densityin sinks. The growth and biofilm formation of strains were determined by microtiterplate method. Data were analyzed statistically by determination of significant difference using analysis of variance (ANOVA) test. All tests were analyzed at the significance level P less than 0.05. The results revealed that the concentrations of 5 and 10 mg/mL are the most restrain in the biofilm formation of the isolated plates. Rosemary and Withania somnifera extracts have considerable antimicrobial and ant biofilm effect on the samples of the E. coli resistant to antibiotics.


2014 ◽  
Vol 2 (4) ◽  
pp. 293-298 ◽  
Author(s):  
Luciana Robino ◽  
Virginia García-Fulgueiras ◽  
Lucía Araujo ◽  
Gabriela Algorta ◽  
Maria Catalina Pírez ◽  
...  

2012 ◽  
Vol 1 (2) ◽  
pp. 60-62 ◽  
Author(s):  
Mejbah Uddin Ahmed ◽  
Md Khairuzzaman ◽  
Afroza Begum ◽  
Iftikhar Ahmed

Background: Since antibiotic resistance of uropathogens has gradually been rising, knowledge of antimicrobial resistance pattern of Escherichia coli (Esch. coli), the predominant  pathogen of urinary tract infection (UTI), is important in selecting empirical antimicrobial  therapy.Objectives: To find out the common organisms causing UTI with their antimicrobial  susceptibility pattern in Enam Medical College Hospital.Materials and Methods: This study  was carried out in the department of Microbiology, Enam Medical College Hospital, Savar,  Dhaka between January 2010 to June 2011 to see the antimicrobial resistance pattern of Esch.  coli in urine sample. A total of 512 urine samples were studied from clinically suspected UTI  cases irrespective of age and sex. Esch. coli were isolated and antibiogram of the isolates were  done.Results: The results of antibiogram revealed the resistance pattern of the isolated Esch. coli to ampicillin (93.94%), cefradine (70.71%), trimethoprim-sulfamethoxazole (48.49%),  azithromycin (41.42%), ciprofloxacin (39.40%), ceftazidime (35.56%), nitrofurantoin  (29.30%), ceftriaxone (10.11%), gentamicin (7.08%) and imipenem (3.04%).Conclusion: It  can be inferred that our findings will render useful information to clinicians in determining the  appropriately directed antimicrobial regimen when given empirically. DOI: http://dx.doi.org/10.3329/jemc.v1i2.11463 J Enam Med Col 2011; 1(2): 60-62


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