نتایج جستجو برای: a baumannii

تعداد نتایج: 13434406  

Background and Aims: Acinetobacter baumannii (A. baumannii) is an important multidrug-resistant opportunistic pathogen frequently causing various nosocomial infections and is a serious threat to burn patients. These infections are usually caused by the outbreak strains. The aim of this study was to show antibiotic resistance pattern and molecular typing of A. baumannii genes isolates collected ...

Journal: :infection, epidemiology and medicine 0
enayatollah kalantar department of microbiology and immunology, school of medicine, alborz university of medical sciences, karaj, ir iran. ali kurd deputy of treatment, alborz university of medical sciences, karaj, ir iran. kourosh kabir department of social medicine, school of medicine, alborz university of medical sciences, karaj, ir iran. parviz afrogh department of mycobacterium and pulmonary, institute of pasteur of iran, tehran, ir iran. sara mohammadi department of microbiology and immunology, school of medicine, alborz university of medical sciences, karaj, ir iran. mohammad hadi naseh deputyof health, alborz university of medical sciences, karaj, ir iran.

most nosocomial infections have been attributed to nonfermenters, particularly acinetobacter baumannii which causes serious infections like pneumonia, meningitis, and sepsis. the purpose of this study was to report our experience with five cases of a. baumannii-related pneumonia infections, seen in a regional hospital, karaj, iran. five cases were identified as having a. baumannii- related pneu...

ژورنال: Medical Laboratory Journal 2017
Bouzari , Majid, Rahimi , Fateh, Shaykh Baygloo , Nima,

ABSTRACT           Background and Objective: Prophage sequences are major contributors to interstrain variations within the same bacterial species. Acinetobacter baumannii is a gram-negative bacterium that causes a wide range of nosocomial infections, especially in intensive care unit inpatients. Prophage sequences constitute a considerable proporti...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شاهد - دانشکده علوم پایه 1393

به علت افزایش میزان مقاومت های آنتی بیوتیکی، acinetobacter baumannii یکی از مشکلات سلامت عمومی و تهدید بزرگی برای بیماران بستری در بیمارستان، رفت و آمد کنندگان به بخش مراقبت های ویژه نیروهای نظامی محسوب میشود. ممکن است واکسیناسیون این گروهای خطر وقوع و گسترش عفونت های مرتبط با آن را کاهش دهد. در مطالعه ی حا ضر امکان تحریک سیستم ایمنی خونی و سلولی توسط یکی از فاکتور های بیماریزای این باکتری بنام...

Journal: :jundishapur journal of microbiology 0
sarah niakan faculty of specialized veterinary medicine sciences and research branch, islamic azad university, tehran, ir iran mohammad niakan department of microbiology, medicine faculty, shahed university, tehran, ir iran; department of microbiology, shahed university, 31-abdolazadeh st, keshavarz blvd, post cod: 1415635111, tehran, ir iran. tel: +98-2188964792, fax: +98-2188966310 saeed hesaraki department of pathology, faculty of specialized veterinary medicine sciences and research branch, islamic azad university, tehran, ir iran mohammad reza nejadmoghaddam nanotechnology research center, school of pharmacy tehran university of medical sciences, tehran, ir iran mohammad moradi shahed university student`s research committee, medical faculty, tehran, ir iran mojtaba hanafiabdar shahed university student`s research committee, medical faculty, tehran, ir iran

background acinetobacter baumannii plays a significant role in nosocomial infections. multidrug-resistant a. baumannii is recognized to be among the most difficult antimicrobial-resistant gram-negative bacilli to be controlled and treated. for this reason we examined the efficacy of nanosilver material with strong disinfectant properties against different types of bacteria. objectives the purpo...

Background and Objective: As a significant cause of nosocomial infections, Acinetobacter baumannii has been linked to opportunistic infections. The assessment of clonal relatedness of A. baumannii isolates using typing methods like ERIC-PCR is beneficial for controlling conditions due to these resistant isolates. This research aims to study Acinetobacter baumannii resistant isolates to multidru...

Background: Appearance of multi-drug resistance (MDR) Acinetobacter baumannii imposes limitation on antibiotic therapy in patients. Detection of MDR A. baumannii can play a crucial role to prevent MDR strains spreading in hospitals. The aim of this study was determination the efflux pumps gene expression in tigecyclin resistance strains in collected isolates from selected training hospitals in ...

ژورنال: پژوهش در پزشکی 2013
دبیری, حسین, دورقی, معصومه, قلاوند, زهره, گودرزی, حسین,

Abstract Background: Efflux systems are components of the bacterial membrane that play a role in homeostasis of the cell and extrusion of toxic compounds. Efflux pumps of the resistance nodulation cell division (RND) superfamily, confer multidrug resistance to their host when over-expressed. One of the RND efflux systems, is AdeABC which have been characterized for A. baumannii. Another pump be...

Journal: :jundishapur journal of microbiology 0
parisa nikasa department of biology, faculty of science, al-zahra university, tehran, ir iran ahya abdi-ali department of biology, faculty of science, al-zahra university, tehran, ir iran; department of biology, faculty of sciences, alzahra university, tehran, ir iran. tel: +98-2188058912, fax: +98-2188058912, e-mail: [email protected] azadeh rahmani-badi department of biology, faculty of science, al-zahra university, tehran, ir iran arif al-hamad divisions of clinical microbiology and infection prevention and control, qatif central hospital, qatif, saudi arabia

conclusions pmf-dependent efflux mechanism appears to play an important role in the mdr phenotype of a. baumannii clinical strains. background multidrug-resistant (mdr) strains of acinetobacter baumannii have been increasingly reported as a major cause of nosocomial infections, and have created major therapeutic problems worldwide. objectives the aim of the present study was to evaluate the rol...

Journal: :jundishapur journal of microbiology 0
afsaneh karmostaji department of bacteriology, faculty of medical sciences, tarbiat modares university, tehran, ir iran shahin najar peerayeh department of bacteriology, faculty of medical sciences, tarbiat modares university, tehran, ir iran; department of bacteriology, faculty of medical sciences, tarbiat modares university, tehran, ir iran. tel: +98-2182883870, fax: +98-2182884555 ali hatef salmanian national institute of genetic engineering and biotechnology, tehran, ir iran

conclusions the present study showed that bla oxa-23-like was the most frequent carbapenemase identified among carbapenem-resistant a. baumannii isolated in tehran hospitals. evaluation of antibiotic resistance genes in a. baumannii, is necessary to control further dissemination of these antibiotic resistant genes. results results showed that 123 of 131 (93.89%) acinetobacter species, possessed...

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