نتایج جستجو برای: mir 506

تعداد نتایج: 48412  

2010
Markus Schedl

Microblogging services, such as Twitter, have risen enormously in popularity during the past years. Despite their popularity, such services have never been analyzed for MIR purposes, to the best of our knowledge. We hence present first investigations of the usability of music artist-related microblogging posts to perform artist labeling and similarity estimation tasks. To this end, we look into...

Journal: :The Journal of pharmacology and experimental therapeutics 1998
G Lhoëst R Dieden R K Verbeeck N Maton A Ingendoh D Latinne

In order to mediate their effects, cyclosporin A and FK-506 must each bind with high affinity to a cytosolic target protein that belongs to the immunophilin group. FK-506 forms complexes with the FK-506 binding protein FKBP, mainly FKBP-12, and these complexes possess immunosuppressive activity through their ability to interact with another target, the abundant serine threonine phosphatase calc...

2011
Seema Yousuf Fahim Atif Varun Kesherwani Sandeep Kumar Agrawal

The detrimental effects of hypoxic damage to central nervous system lead to energy depletion, free radical formation, lipid peroxidation (LPO), and increased calcium. We hypothesized that in vitro tacrolimus (FK-506) and cyclosporine A (CsA) could be protective against hypoxic damage in spinal cord. Dorsal columns were isolated from the spinal cord of adult rats and injured by exposure to hypox...

Journal: :The Journal of biological chemistry 2006
Eva A Norstrøm Sinh Tran Mårten Steen Björn Dahlbäck

Activated protein C inhibits the procoagulant function of activated factor V (FVa) through proteolytic cleavages at Arg-306, Arg-506, and Arg-679. The cleavage at Arg-506 is kinetically favored but protected by factor Xa (FXa). Protein S has been suggested to annihilate the inhibitory effect of FXa, a proposal that has been challenged. To elucidate the effects of FXa and protein S on the indivi...

Journal: :Cancer research 1995
F Kanzawa K Nishio N Kubota N Saijo

The novel anticancer glucosyl derivative of indolo-carbazole (NB-506), an inhibitor of DNA topoisomerase I, exhibited strong in vitro cytotoxicity against various human cancer cell lines. In order to elucidate its cytotoxic mechanisms, we established nine NB-506-resistant sublines with different resistance ratios from human small cell lung cancer cells (SBC-3/P) by stepwise and brief exposure (...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم پزشکی 1389

توانایی تکثیر و تمایز سلولهای بنیادی خونساز تحت کنترل گروهی از ملکولهای ویژه متشکل از فاکتورهای نسخه برداری، سایتوکاین ها و همچنین گروه جدیدی ازrna های کوچک تنظیمی به نام micro rna(mir) ها میباشد. مطالعات متعددی بر روی شناسایی پروفایل بیان mir ها جهت تعیین نقش این ملکولهای کوچک در تمایز مگاکاریوسیتی سلولهای بنیادی خونساز انجام شده است. تحقیقات قبلی حکایت از کاهش بیان mir-10a و همچنین کاهش در سط...

Journal: :iranian biomedical journal 0
hosein effatpanah reza yadegarazari manoochehr karami amir majlesi nooshin shabab massoud saidijam

background: early detection is a key to survival for gastric cancer. molecular markers such as mirna (microrna) can have great importance in the early diagnosis of gastric cancer. expression of mir-21 and mir-221 are deregulated in many types of human cancers. this study aimed to investigate the differences in mirna expression patterns within the iranian population. methods: total rna was extra...

Journal: :Transplantation proceedings 1995
M Tanabe S Todo N Murase W Irish H Miyazawa S Fujisaki T E Starzl

FK 506 HAS HAD A major beneficial effect on the survival of transplanted organs. However. the use of FK 506 is limited by its toxicity. To circumvent this problem. we attempted to amplify the therapeutic efficacy of lowdose FK 506 bv the combined use of various antimetabolites, including' RS-61443 (RS),1 mizoribine (MIZ),2 and azathioprine (AZA). Therapeutic interaction was evaluated with rat a...

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