نتایج جستجو برای: cell transformation

تعداد نتایج: 1819301  

ژورنال: سنجش و ایمنی پرتو 2015

Biological effects of radiation are due to energy deposition arising from the alpha particles hits with cell nuclei. A simulation has been done to calculate the flux density of Radon progeny alpha particles induced from uniform inner surface source distributed in lung cylindrical airway using Monte Carlo method. Number of hits, transformation frequency and dose has been calculated using obtaine...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اراک - دانشکده علوم پایه 1389

abstract in this thesis at first we comput the determinant of hankel matrix with enteries a_k (x)=?_(m=0)^k??((2k+2-m)¦(k-m)) x^m ? by using a new operator, ? and by writing and solving differential equation of order two at points x=2 and x=-2 . also we show that this determinant under k-binomial transformation is invariant.

Objective(s): Similar characteristics of molecular pathways between cellular reprogramming events and tumorigenesis have been accentuated in recent years. Reprogramming-related transcription factors, also known as Yamanaka factors (OCT4, SOX2, KLF4, and c-MYC), are also well-known oncogenes promoting cancer initiation, progression, and cellular transformation into cancer stem cells. Long non-co...

Journal: :molecular biology research communications 0
maral rahimzadeh department of nanobiotechnology, school of biological sciences, tarbiat modares university, tehran, iran majid sadeghizadeh department of molecular genetics, school of biological sciences, tarbiat modares university, tehran, iran farhood najafi department of resin and additives, institute for color science and technology, tehran, iran shahriar arab department of biophysics, school of biological sciences, tarbiat modares university, tehran, iran hamid mobasheri laboratory of membrane biophysics, institute of biochemistry and biophysics, university of tehran, tehran, iran

cacl2 treatment followed by heat shock is the most common method for artificial transformation. here, the cells were transformed using cacl2 treatment either with heat shock (standard protocol) or without heat shock (lab protocol) to comprehend the difference in transformation efficiency. the bl21 strain of escherichia coli (e. coli) was being susceptible using cacl2 treatment. some cells were ...

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