نتایج جستجو برای: real time pcr method

تعداد نتایج: 3504622  

ژورنال: :فصلنامه علمی پژوهشی دنیای میکروب ها 2009
صادق قربانی دالینی محمد کارگر عباس دوستی پژمان عباسی نگار صعود

سابقه و هدف: مقاومت هلیکوباکتر پیلوری به کلاریترومایسین تا حد قابل توجهی باعث کاهش اثرات درمانی داروی مذکور گردیده است. هدف از این پژوهش ارزیابی روش مستقیم real-time pcr و مقایسه آن با روش دیسک دیفیوژن برای شناسایی مقاومت به کلاریترومایسین در هلیکوباکتر پیلوری می باشد. مواد و روش ها: این پژوهش به صورت تجربی برروی 45 نمونه بیوپسی تهیه شده از بیماران دارای اختلالات گوارشی انجام شد. در تمامی نمون...

Journal: :modares journal of medical sciences: pathobiology 2009
somayeh jamali reza mahdian mina hayat nosaeid sadegh babashah fereshteh maryami

objective: alpha-thalassemia is one of the most prevalent hemoglobin disorders in the world and it is a common hereditary condition caused by deletion of one or more α-globin genes. common α-thalassemia deletions like 3.7 kb, 4.2 kb, 20.5 kb and med can be detected by multiplex pcr. there are, however, some unknown deletions that can not be detected by the mentioned method or even by direct dna...

Journal: :journal of biotechnology and health sciences 0
taghi naserpour farivar cellular and molecular research center, qazvin university of medical sciences, qazvin, ir iran; department of clinical biochemistry and genetics, qazvin university of medical sciences, qazvin, ir iran babak mamnoon cellular and molecular research center, qazvin university of medical sciences, qazvin, ir iran mohsen karimi arzenani department of molecular medicine, pasteur institute of iran, tehran, ir iran dariush ilghari department of clinical biochemistry and genetics, qazvin university of medical sciences, qazvin, ir iran; department of clinical biochemistry and genetics, qazvin university of medical sciences, qazvin, ir iran. fax: +98-2833331007

background contamination of therapeutic recombinant proteins with residual host cell dna must be controlled under the regulatory standards. objectives the current study established a new rapid, sensitive real time polymerase chain reaction (pcr) approach to measure the reliably of the residual escherichia coli (e. coli) host cell genomic dna in the recombinant streptokinase and alfa interferon ...

Journal: :iranian journal of microbiology 0
vajiheh sadat nikbin pertussis reference laboratory, department of bacteriology, pasteur institute of iran, tehran. fereshteh shahcheraghi pertussis reference laboratory, department of bacteriology, pasteur institute of iran, tehran. masoumeh nakhost lotfi pertussis reference laboratory, department of bacteriology, pasteur institute of iran, tehran. seyyed mohsen zahraei center for disease control, ministry of health and medical education, tehran, iran. masoumeh parzadeh pertussis reference laboratory, department of bacteriology, pasteur institute of iran, tehran.

background and objective: due to contagiousness of pertussis, a rapid and sensitive method for diagnosis is required to initiate the treatment and interrupt its transmission. materials and methods: to detect b. pertussis strains, we used two real-time pcr targeting is 481 and bp283 sequences and compared factors influencing culture and real-time pcr results. results: totally, 779 specimens were...

Ghasemzadegan, H., Rezaei, N., Shahabi, M., Sharifi, Z.,

Abstract Background and Objectives In Iran, Khorasan province is an endemic area for HTLV-1 virus. Considering the inability of serological tests to determine HTLV-1 in window period, their failure to confirm the indetermination results of western blot, and given the probability for HTLV-1 transfusion transmission, a SYBR green-based Real Time PCR was set to measure the HTLV-1 proviral load.  ...

Journal: :Nature Methods 2005

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده علوم 1392

مولکول چسبنده سطح سلول های اپی تلیالی (epcam) که نوعی گلیکوپروتئین غشایی بوده و در اتصالات هموفیلیک وابسته به کلسیم نقش دارد و میلوسیتوماتوز (c-myc) که از اهداف پایین دستی epcam است از مهم ترین ژن هایی هستند که در سرطان پستان دچار افزایش بیان می گردند. در شرایط عادی پروتوآنکوژن epcam منجر به افزایش چسبندگی می گردد، ولی گاهی اوقات این گلیکوپروتئین در آدنوماتوز و سرطان های بافت اپی تلیالی دچار اف...

Journal: :jundishapur journal of microbiology 0
fahimeh ranjbar kermani blood transfusion research center, high institute for research and education in transfusion medicine, tehran, ir iran sedigheh amini kafi-abad blood transfusion research center, high institute for research and education in transfusion medicine, tehran, ir iran; ibto building, hmmat express way, next to the milad tower, tehran, ir iran. tel: +98-2188601501, fax: +98-2188601555 kamran mousavi hosseini blood transfusion research center, high institute for research and education in transfusion medicine, tehran, ir iran mahtab maghsoudlu blood transfusion research center, high institute for research and education in transfusion medicine, tehran, ir iran zohre sharifi blood transfusion research center, high institute for research and education in transfusion medicine, tehran, ir iran shahram samiee blood transfusion research center, high institute for research and education in transfusion medicine, tehran, ir iran

conclusions the in-house 1 step taqman real time rt-pcr assay showed acceptable performance characteristics. our study presents the robustness and cost-effectiveness of the method for detection and quantification of hcv rna. methods the primers and probe were selected from a highly conserved region of the hcv genome, which allowed the detection of 4 common hcv genotypes in iran. using 4 quantif...

Journal: :hepatitis monthly 0
zahra soheili national research institute for genetic engineering and biotechnology, ir-iran +98 21 4458 03 79, [email protected]; national research institute for genetic engineering and biotechnology, ir-iran +98 21 4458 03 79, [email protected] shahram samiei iranian blood transfusion organization research center, ir-iran

Journal: :jundishapur journal of microbiology 0
hengameh khosropanah periodontology department, dental school, shiraz university of medical sciences, shiraz, ir iran maryam karandish orthodontic department, dental school, shiraz university of medical sciences, shiraz, ir iran; orthodontic department, dental school, shiraz university of medical sciences, shiraz, ir iran. tel: +98-9173376586 mazyar ziaeyan professor alborzi clinical microbiology research center, namazi hospital, shiraz university of medical sciences, shiraz, ir iran marzieh jamalidoust professor alborzi clinical microbiology research center, namazi hospital, shiraz university of medical sciences, shiraz, ir iran

conclusions according to the results of this study, quantification of hcmv and ebv observed in this study is high in periodontal tissue samples of severe chronic periodontitis. background although studies focused mainly on the identification of periopathogenic bacteria, recent reports have suggested that various herpes viruses may also be involved in the occurrence and progression of different ...

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