نتایج جستجو برای: pneumoniae

تعداد نتایج: 30655  

پایان نامه :دانشگاه الزهراء علیها السلام 1393

کلبسیلا (klebsiella) باکتری گرم منفی و غیرمتحرکی هست که دارای کپسول پلی ساکاریدی می باشد. klebsiella pneumoniae از گونه های معروف آن و به دلیل خصوصیاتی مانند مقاومت آنتی بیوتیکی، از اهمیت بالایی برخوردار است. k. pneumoniae دارای پلاسمید های متعدد و حامل ژن های مقاومت به آنتی بیوتیک ها، بخصوص بتالاکتام ها، سفالوسپورین های نسل دوم و سوم می باشد. به کارگیری ترکیبات ضد میکروبی جدید که منجر به از بی...

پایان نامه :دانشگاه الزهراء علیها السلام 1393

klebsiella pneumoniae یک باکتری بیماریزای فرصت‏طلب و علت رایج عفونت مجاری ادراری است. استقرار باکتری‏های عفونت زای ادراری روی سوند ادراری باعث تشکیل بیوفیلم شده و مستلزم برداشت سوند است. اشکال بیوفیلمی باکتری‏ها مانعی در برابر نفوذ ‏مواد ضدمیکروبی به داخل سلول‏های باکتریایی محسوب می‏شود. افزایش مقاومت دارویی سویه‏های باکتریایی، مطالعه درمان‏های جایگزین برای عفونت ناشی از سویه‏های جدا شده از عفو...

Journal: :iranian journal of microbiology 0
maryam roham khatereh anbari faculty of medicine, lorestan university of medical sciences, khoramabad, iran samira mirhabibi faculty of medicine, lorestan university of medical sciences, khoramabad, iran gholamreza goudarzi faculty of medicine, lorestan university of medical sciences, khoramabad, iran

background and objectives: association between mycoplasma pneumoniae infection and increased risk for brain stroke has been well understood. hence, the value of serologic tests for assessing causative relationship between this infection and brain stroke seems to be high. the present study aimed to determine serum level of anti- mycoplasma pneumoniae antibodies in patients with brain stroke and ...

Journal: :jundishapur journal of microbiology 0
khalid abdalla ali abdel rahim botany and microbiology department, college of science, king saud university, saudi arabi; botany department, faculty of science, sohag university, sohag, egypt; botany and microbiology department, college of science, king saud university p. o. box: 2455, saudi arabia. tel: +96-6114675818, fax: +96-6114675833 ahmed mohamed ali mohamed department of microbiology, college of health science, university of dammam, hafr al batin, saudi arabia

conclusions our study showed that the prevalence of esbl-producing k. pneumoniae at king khalid hospital was significantly high. routine detection of esbl-producing microorganisms is required by each of the laboratory standard detection methods to control the spread of these infections and allow a proper therapeutic strategy. for detection, the phenotypic confirmatory disc diffusion test is sim...

Journal: :iranian journal of microbiology 0
a madhour department of microbiology, university of kaiserslautern, paul-ehrlich str. 23, d-67663 kaiserslaute p maurer department of microbiology, university of kaiserslautern, paul-ehrlich str. 23, d-67663 kaiserslaute r hakenbeck department of microbiology, university of kaiserslautern, paul-ehrlich str. 23, d-67663 kaiserslaute

background and objectives: streptococcus pneumoniae, a major human pathogen, is closely related to the commensal species s. mitis and s. oralis. s. pneumoniae surface proteins are implicated in virulence and host interaction of this species, but many of them have recently been detected in s. mitis b6 in silico. we tested for the presence of such genes usinga set of eight s. mitis and eleven s. ...

Journal: :acta medica iranica 0
morteza izadi health research center, baqiyatallah university of medical sciences, tehran, iran. mozhgan fazel international travel medicine center of iran, tehran, iran mohsen akrami international travel medicine center of iran, tehran, iran. seyed hassan saadat international travel medicine center of iran, tehran, iran. bahram pishgoo international travel medicine center of iran, tehran, iran. mohammad hassan nasseri international travel medicine center of iran, tehran, iran.

an association between chlamydia pneumoniae (c. pneumoniae) and cardiovascular disease has been demonstrated. in this study, we aimed to study this potential relationship in 105 iranian patients. coronary artery specimens from 105 iranian patients undergoing cabg were analyzed by pcr method for c. pneumoniae. serological evaluation for c. pneumoniae igg and igm was performed using elisa. 53 spe...

Journal: :acta medica iranica 0
reza ranjbar molecular biology research center, baqiyatallah university of medical sciences, tehran, iran. alireza bolkheir department of infectious diseases, the persian gulf tropical medicine research center, the persian gulf biomedical sciences research institute, bushehr university of medical sciences, bushehr, iran. katayoun vahdat department of infectious diseases, the persian gulf tropical medicine research center, the persian gulf biomedical sciences research institute, bushehr university of medical sciences, bushehr, iran. majid assadi the persian gulf nuclear medicine research center, the persian gulf biomedical sciences research institute, bushehr university of medical sciences, bushehr, iran. hossein darabi department of infectious diseases, the persian gulf tropical medicine research center, the persian gulf biomedical sciences research institute, bushehr university of medical sciences, bushehr, iran. iraj nabipour department of biochemistry, the persian gulf marine biotechnology research center, the persian gulf biomedical sciences research institute, bushehr university of medical sciences, bushehr, iran.

some adipocytokines are cardioprotective or pro-inflammatory for cardiovascular system. chronic infection with chlamydia pneumoniae and helicobacter pylori has been also considered as novel risk factors for atherosclerosis. the main aim of the current population-based study is to investigate the potential link between circulating adipocytokines and chlamydia pneumoniae or helicobacter pylori ig...

Journal: :avicenna journal of clinical microbiology and infection 0
peyman eini department of infectious diseases, brucellosis research center, hamadan university of medical sciences, hamadan, ir iran fariba keramat department of infectious diseases, brucellosis research center, hamadan university of medical sciences, hamadan, ir iran; department of infectious diseases, brucellosis research center, hamadan university of medical sciences, p. o. box: 65168, hamadan, ir iran. tel: +98-9181113281, fax: +98-8138269808 nasim farajpoor school of medicine, hamadan university of medical sciences, hamadan, ir iran

background chlamydia pneumoniae has been linked with increased risk of cardiovascular diseases; however, data on stroke and cerebrovascular accidents are sparse. objectives the aim of this study was to determine the association between c. pneumoniae infection and ischemic stroke. patients and methods in a case-control study, 141 patients, admitted with ischemic stroke, were compared with gender...

Journal: :acta medica iranica 0
s.a.h. jahanmehr a. rajabi m. soltani radd gh. behzadian nejad

resistance of streptococcus pneumoniae against penicillin is considered to be of great importance. while low-resistant strains could be treated by penicillin, treatment of highly resistant strains is very difficult and needs broad-spectrum antibiotics. this study was performed in imam khomeini medical center, tehran, iran, from 1999 to 2001 to evaluate pneumococcal resistance against penicillin...

Journal: :international journal of molecular and cellular medicine 0
gholamreza motalleb department of biology, university of zabol, zabol, iran.سازمان اصلی تایید شده: دانشگاه زابل (zabol university)

listeria monocytogenes can cause serious infection and recently, relapse of listeriosis has been reported in leukemia and colorectal cancer, and the patients with klebsiella pneumoniae are at increased risk of colorectal cancer. translation initiation codon recognition is basically mediated by shine-dalgarno (sd) and the anti-sd sequences at the small ribosomal rna (ssu rrna). in this research,...

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