نتایج جستجو برای: toxin conjugate

تعداد نتایج: 92714  

With respect to importance of the conjugate gradient methods for large-scale optimization, in this study a descent three-term conjugate gradient method is proposed based on an extended modified secant condition. In the proposed method, objective function values are used in addition to the gradient information. Also, it is established that the method is globally convergent without convexity assu...

In this paper, an efficient conjugate gradient method for unconstrained optimization is introduced. Parameters of the method are obtained by solving an optimization problem, and using a variant of the modified secant condition. The new conjugate gradient parameter benefits from function information as well as gradient information in each iteration. The proposed method has global convergence und...

Ali Ahmadi Jafar Amani Jafar Salimian, Najmeh Poursasan

Background: T-2 mycotoxin belongs to the Trichothecene family and has damaging effects on the immune system. Objective: To investigate the toxic effect of T-2 toxin on the percentage of peripheral blood B lymphocytes and the potential protective role of selenium and vitamin E. Method: Frequencies of B lymphocytes (CD19+ ) were analyzed after injection of sublethal doses of T-2 toxin into Balb/c...

Journal: :bulletin of the iranian mathematical society 2014
saman babaie-kafaki

‎based on an eigenvalue analysis‎, ‎a new proof for the sufficient‎ ‎descent property of the modified polak-ribière-polyak conjugate‎ ‎gradient method proposed by yu et al‎. ‎is presented‎.

Journal: :bulletin of the iranian mathematical society 2011
j. mashreghi

Journal: :journal of medical signals and sensors 0
ahmad shanei maryam afshin masoud moslehi sedighe rastaghi

to make an accurate estimation of the uptake of radioactivity in an organ using the conjugate view method, corrections of physical factors, such as background activity, scatter, and attenuation are needed. the aim of this study was to evaluate the accuracy of four different methods for background correction in activity quantification of the heart in myocardial perfusion scans. the organ activit...

A Ghorbani , H Hamzehzarghani , K Izadpanah , Sh Ghorbani ,

ELISA data is usually handled in the MS Excel worksheets through different methods and different formulas. Accurate and precise calculations of the data is time consuming and tedious. ELISA Analyzer was developed with a user friendly interface to streamline titration and analysis of the data obtained from ELISA and improve rapid and lucid presentation of the results. The software can also hel...

Journal: :Talanta 2016
B J Yakes J Buijs C T Elliott K Campbell

Research in biosensing approaches as alternative techniques for food diagnostics for the detection of chemical contaminants and foodborne pathogens has increased over the last twenty years. The key component of such tests is the biorecognition element whereby polyclonal or monoclonal antibodies still dominate the market. Traditionally the screening of sera or cell culture media for the selectio...

Journal: :iranian journal of toxicology 0
سعید حسن پور saeed hasanpour department of poultry science, tarbiat modarres university, tehran, iran. شعبان رحیمی shaban rahimi department of poultry science, tarbiat modarres university, tehran, iran. امید فانی مکی omid fani makki msc of animal science, research and development office, zarin gostar sarina company, kashmar, khorasan razavi province, iran. غلامرضا شاه حسینی gholamreza shahhosseini department of agricultural research, medicine and industrial research school, nuclear science and technology institute, karaj, iran. علیرضا خسروی alireza khosravi department of mycology reference center, university of tehran, tehran, iran.

background: this cross sectional study was conducted to evaluate the effect of &gamma-rays; and electron-beam irradiation with a commercial toxin binder-milbond-tx on the performance, feed components, and meat quality of japanese quails challenged with aflatoxin b1. methods: overall, 168 one-d-old chicks (japanese quails) were allocated to eight treatments with three replicates based on a compl...

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