نتایج جستجو برای: bsa rejection

تعداد نتایج: 40652  

2007
L. T. Sexton

Current work in the Martin group has focused on utilizing single conical nanopores prepared by the track-etch method [1] to detect proteins via the resistive pulse sensing technique by recording current-time (i-t) traces through a single pore. When an analyte passes through the pore, translocation events are observed in the i-t trace. In this study, we recorded translocation events for an indiv...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم پایه 1388

آفلاتوکسین ها گروهی از متابولیتهای کارسینوژن هستند که به وسیله قارچهای سمی آسپرژیلوس فلاووس و آّسپرژیلوس پارازیتیکوس تولید می شوند و با آلوده کردن مواد غذایی باعث ایجاد بیماریهای حاد و مزمن در انسان و حیوانات می شوند. تشخیص آفلاتوکسین ها به روش الایزا که از دقیقترین روشها برای اندازه گیری این نوع سموم می باشد نیازمند تهیه مشتقات آفلاتوکسین با پروتئین است. در این مطالعه آفلاتوکسین m1 به آلبومین گ...

Journal: :Journal of medical microbiology 2015
Karl V Clemons Mary A Antonysamy Michael E Danielson Kyle S Michel Marife Martinez Vicky Chen David A Stevens

We reported previously that yeast-derived whole glucan particles (WGPs), with or without conjugation to BSA, used as a vaccine protected against systemic aspergillosis in mice. Here, we examined their utility as a potential vaccine against coccidioidomycosis. WGPs were prepared from Saccharomyces cerevisiae; conjugation with BSA (WGP-BSA) was done using 1-cyano-4-dimethylaminopyridinium tetrafl...

2012
Adam C Adler Brian H Nathanson Karthik Raghunathan William T McGee

e widespread availability of minimally invasive hemodynamic monitors encourages evaluation of cardiac output (CO) and stroke volume (SV) in real time, and they are integral to goal-directed therapy, algorithmbased treatment plans. Patients with extremes of body surface area (BSA) are at risk of having their indices erroneously evaluated despite adequate non-indexed values. We evaluated the use ...

Journal: :The Journal of endocrinology 2004
D Somjen F Kohen B Gayer T Kulik E Knoll N Stern

We have reported previously that dihydrotestosterone (DHT) induces a biphasic effect on DNA synthesis in human vascular smooth muscle cells (VSMC), i.e. stimulation at low concentrations and inhibition at high concentrations. In contrast, DHT dose-dependently stimulated [(3)H]thymidine incorporation in a human endothelial cell line (ECV304). Additionally, DHT increased the specific activity of ...

2014
Tong Tong Yu Zaid S Saleh

In this research, the optimum conditions for the separation of polyphenols from apple juice (AJ) and the separation of BSA from a BSA/water solution were found by looking at the enrichment ratio (ER) and recovery. A mixture of the AJ and BSA was also studied to see how the different conditions affect separation of either compound. For AJ only, maximum ER was achieved at a feed concentration of ...

Journal: :Drug metabolism and disposition: the biological fate of chemicals 2002
Cuyue Tang Yuh Lin A David Rodrigues Jiunn H Lin

The cytochrome P450 (P450)-dependent conversion of phenytoin (PHT) to p-hydroxy phenytoin (pHPPH), and tolbutamide (TLB) to 4-hydroxy tolbutamide (hydroxy-TLB), in human liver microsomes was studied in the presence of increasing concentrations (0-4%) of bovine serum albumin (BSA). Therefore, the free fraction (f(u)) of PHT and TLB varied. Whereas the f(u) of PHT (5 microM) decreased, an increas...

H. Aghaie K. Zare M. Mirzaie

The interaction of bovine serum albumin ( BSA) and egg albumin with water solublephthalocyanine, cobalt (ΙΙ) 4, 4′ , 4′′, 4′′′- tetrasulfophthalocyanine ( CoTSPc) , has been studiedby the UV- Vis method at pH 7.0 and five different temperatures 20, 25, 30, 35 and 40°C. Theformation constants have been elucidated by using spectrophotometric titration and computerSQUAD program data refinement. Th...

Journal: :iranian journal of veterinary research 2006
a. kheradmand h. babaei j. abshenas

the aim of this investigation was to assess the effect of different antioxidants on the motility andmembrane integrity of the ram semen during storage at 5ºc for 0, 12, 24, 48 and 72 hrs after collection anddilution. a total of 57 ejaculates from 12 bakhtiary rams was collected by artificial vagina and were extended1 : 3 with egg yolk-citrate buffer, which was containing one of the following an...

ژورنال: :سنجش و ایمنی پرتو 0
مستعان بحرینی پور mostean bahreinipour institute department of energy engineering and physics, faculty of physics, amirkabir university of technology, tehran, iran.تهران، دانشگاه صنعتی امیرکبیر، دانشکده مهندسی انرژی و فیزیک، کدپستی: 4413-15875 سید علی موسوی زرندی seyed-ali mousavi zarandi institute department of energy engineering and physics, faculty of physics, amirkabir university of technology, tehran, iran.تهران، دانشگاه صنعتی امیرکبیر، دانشکده مهندسی انرژی و فیزیک، کدپستی: 4413-15875 هاجر زارعی hajar zarei institute department of energy engineering and physics, faculty of physics, amirkabir university of technology, tehran, iran.تهران، دانشگاه صنعتی امیرکبیر، دانشکده مهندسی انرژی و فیزیک، طبقه چهار آزمایشگاه فیزیک سطح و نانوتکنولوژی، کدپستی: 4413-15875 خدیجه اسکندری khadijeh eskandari nanobiotechnology research center, baqiyatallah university of medical science, tehran, iranپژوهشکده نانوبیوتکنولوژی، دانشگاه بقیه الله، تهران، ایران

پرتوهای یونیزان مانند پرتو گاما می توانند موجب تغییرات ساختاری و در نتیجه عملکردی پروتئین­ها شوند. در این پژوهش، اثر پرتو گاما با دز درمانی 3 گری و اثر محافظ­پرتویی نمک سریم(h8n8ceo18) بر ساختار و بارسطحی پروتئین آلبومین سرم گاوی (bsa) بررسی شد. ساختار اول، دوم، سوم و بار سطحی پروتئین bsa به ترتیب با استفاده از طیف­سنجی uv-vis، دورنگ ­نمایی دورانی (cd)، طیف­سنجی فلوئورسانس و پراکندگی نور الکترو...

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