نتایج جستجو برای: 125 source
تعداد نتایج: 449768 فیلتر نتایج به سال:
مقدمه و هدف: تشخیص صحیح توده های تخمدانی از نظر احتمال بدخیمی گاهی مشکل است و علت آن نمای متنوع این توده ها میباشد. تشخیص صحیح قبل از جراحی در برنامه ریزی درمانی مناسب برای بیمار بسیار مفید است. هدف از مطالعه حاضر تعیین افزایش دقت پیش بینی بدخیمی توده های تخمدان با افزودن مقدار ca125 به یافته های سونوگرافی است. روش کار: در یک مطالعه مقطعی ابتدا با استفاده از مدل پیش بینی بدخیمی با استفاده از یا...
background: monoclonal antibodies (mabs) are essential tools for many molecular im-munology investigations, epitope mapping and molecular modelling, clinical laboratory di-agnostic tests and immunotherapy. humoral immune response of immunized animals largely depends on the nature of antigen and the immunization technique. polysaccharides and heavily-glycosylated proteins are very elusive target...
[1] We investigate whether a recently proposed large source of CH4 from vegetation can be reconciled with atmospheric measurements. Atmospheric transport model simulations with and without vegetation emissions are compared with background CH4, d C-CH4 and satellite measurements. For present–day CH4 we derive an upper limit to the newly discovered source of 125 Tg CH4 yr . Analysis of preindustr...
Radioimmunoassay (RIA) employing iodinated ligands represents a popular measurement method for small molecules due to its excellent sensitivity and specificity. Yet performing RIAs of large numbers of tubes remains a tedious laboratory chore due to the need to individually handle tubes multiple times. We here present a method in which conventional 125I-labeled RIA ([125I] RIA) is adapted to a m...
The aim of this study is to demonstrate the feasibility of estimating the strength of the moving radiation source during patient implantation. The requirement for the counting time was investigated by comparing the results of the measurements for the static source with those for the source moving at 2, 5, 10 and 20 cm s(-1). The utilized source was (125)I with an air-kerma strength of 0.432 U (...
A bio electrochemical cell (BEC) was constructed as a typical two-chamber microbial fuel cell (MFC), except that it was operated under external voltage instead of constant resistance as in an MFC. The anode chamber contained a pure culture of Pseudomonas putida F1 grown in a minimal medium containing toluene as the sole carbon and energy source. Operating the BEC under external voltages of 75, ...
Introduction Dose calculation of tumor and surrounding tissues is essential during prostate brachytherapy. Three radioisotopes, namely, 125 I, 103 Pd, and 131 Cs, are extensively used in this method. In this study, we aimed to calculate the received doses by the prostate and critical organs using the aforementioned radioactive seeds and to investigate the effect of scattering contribution for t...
results: the only significant difference was the older age of the malignant group vs. benign group (p = 0.001) regarding demographic findings. as concerns the clinical symptoms, presence of abdominal discomfort in pre-diagnosis period was the only significant parameter in malignant group (p = 0.001). additionally, data analysis of patients as a total group showed that specificity (96.4%), posit...
Cancer antigen 125 (CA 125) is a useful tumor marker with a threshold value of 35 U mL(-1) expressed by more than 80% of patients with non-mucinous epithelial ovarian cancer. In this work, a novel strategy for the analysis of CA 125 using the plasmon resonance scattering (PRS) properties of gold nanorods was proposed. The gold nanorod (GNR)-anti-CA 125 conjugates were prepared first. The immuno...
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