نتایج جستجو برای: chemical marker

تعداد نتایج: 503993  

2017

This paper presents analysis that advances understanding of how to potentially assess woodsmoke in air without the need to conduct complex chemical analysis of a woodsmoke marker levoglucosan. It presents mostly useful and straightforward analysis from a study using aethalometers to measure PM2.5 optical absorption under conditions in which mainly woodsmoke is expected. They use this data, alon...

Journal: :The Journal of clinical investigation 1984
G Gabbiani O Kocher W S Bloom J Vandekerckhove K Weber

Actin of smooth muscle cells of rat and human aortic media shows a predominance of the alpha-isoform. In experimental rat aortic intimal thickening, in human atheromatous plaque, and in cultured aortic smooth muscle cells, there is a typical switch in actin expression with a predominance of the beta-form and a noticeable amount of gamma-form. This pattern of actin expression represents a new re...

Journal: :Organic & biomolecular chemistry 2006
Lluis Ballell Monique van Scherpenzeel Katerina Buchalova Rob M J Liskamp Roland J Pieters

A chemical probe was developed for the detection of the emerging cancer marker galectin-3. The probe contains a benzophenone moiety which covalently attaches itself to the protein upon binding and irradiation. Introduction of a fluorescent label via'click' chemistry allows the labelled proteins to be visualized in a gel. With the probe, selective visualization of galectin-3 in protein mixtures ...

In textile industry, marker planning is one of the main operations in the cutting fabric stage. Marker packing is usually used to maximize cloth exploitation and minimize its waste. In this research, a method is used based on new found meta-heuristic imperialist competitive algorithm (ICA) and Bottom-Left-Fill Algorithm (BLF) to achieve optimal marker packing. Function of the proposed method wa...

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

a novel acrylic acid-functionalized fe3o4 magnetic nanoparticle with a core-shell structure was developed for utilization as a heterogeneous organosuperacid in chemical transformations. the structural, surface, and magnetic characteristics of the nanosized catalyst were investigated by various techniques such as transmission electron microscopy (tem), thermogravimetric analysis (tga), and ft-ir...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده علوم پایه 1390

پیل سوختی میکروبی(mfc) شکل جدیدی از انرژی تجدید پذیر است.دراین پیل ها مواد آلی به عنوان سوخت مصرف می شوند وباازتجزیه مواد آلی توسط باکتریها انرژی الکتریکی تولید می شود.فاضلاب وپساب نیز می توانند به عنوان سوخت درپیل مصرف شوند وضمن تولید انرژی الکتریکی پساب نیز تصفیه می شود. در این تحقیق روند تولید انرژی وتصفیه شدن پساب با بررسی جریان،مقاومت ، ولتاژ پیل وآنالیز cod,tds,ec الکترولیت بررسی می شود. ...

Journal: :Bioorganic & medicinal chemistry letters 2006
Xiangji Chen Liang Li Fei Liu Boli Liu

Three deoxyglucose (DG) derivatives, S-DG, MAG(3)-DG and MAMA-BA-DG, were synthesized and labeled successfully with high labeling yields and high radio-chemical purities. Biodistribution in tumor-bearing mice demonstrated that these three new (99m)Tc-deoxyglucose derivatives showed accumulation in tumor and high tumor-to-muscle ratios. Among them, the (99m)Tc-MAG(3)-DG showed the best character...

Journal: :iranian journal of public health 0
n.lzadian h.sussman

based on the evaluation of two human cell lines, hela and chang, abeuploidy and several marker chromosomes were found in both cells. the morphological characteristic of marker chromosomes of chang cells was distinctly different from hela. certain submetacentric marker chromosome was frequently present among 80% of marker chromosomes of chang cells which distinguished this line from hela, which ...

A. Zarei, B. Hemmati V. Jaberzadeh

In order to determination of ileum apparent and true digestibility of two samples of poultry by product meal, an experiment was conducted with a total of 60 day-old broiler chicks, Ross 308 strain. Poultry by-product meal was prepared from two slaughter house in Alborz province. Samples were sent to laboratory for determination of chemical analysis. The birds received commercial broiler starter...

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