نتایج جستجو برای: sphere culture

تعداد نتایج: 316954  

Halophilic archaea are known as the novel producers of natural products and their supernatant metabolites could have cytotoxic effects on cancer cells. In the present study, we screened the anticancer potential of supernatant metabolites from eight native haloarchaeal strains obtained from a culture collection in Iran. Five human cancer cell lines including breast, lung, prostate and also human...

2016
Eunkyung Chung Inkyung Oh Kil Yeon Lee

PURPOSE To determine CD133(+) cells defined as cancer stem cells (CSCs) in colon cancer, we examined whether CD133(+) clones in HCT116 demonstrate known features of CSCs like sphere-forming ability, chemodrug-resistance, and metastatic potential. METHODS Magnetic cell isolation and cell separation demonstrated that <1% of HCT116 cells expressed CD133, with the remaining cells being CD133(-) c...

2006
Dustin Kidd Jeffrey C. Alexander

Performance and Counter-Power (1): The Civil Rights Movement and the Civil Sphere1 Sociologists have written much about the social forces that create conflict and polarize society, about the fragmenting structures and compelling powers of political, economic, racial, ethnic, religious, and gender groups. But they have said very little about the construction, destruction, and reconstruction of c...

سمیعی, الهام, صفری, حسن,

In this study, thermal Casimir-Polder potential is calculated for an atom in the presence of a dielectric sphere using the formula given in terms of the Green’s function. Then, the limiting cases of large and small sphere are investigated. In the limiting case of a large sphere, the formula of thermal potential for an excited atom in the presence of a dielectric half-space and then a perfectly ...

In this paper, we construct the Gazeau-Klauder coherent states of a two- dimensional harmonic oscillator on a sphere based on two equivalent approaches. First, we consider the oscillator on the sphere as a deformed (non-degenerate) one-dimensional oscillator. Second, the oscillator on the sphere is considered as the usual (degenerate) two--dimensional oscillator. Then, by investigating the quan...

Halophilic archaea are known as the novel producers of natural products and their supernatant metabolites could have cytotoxic effects on cancer cells. In the present study, we screened the anticancer potential of supernatant metabolites from eight native haloarchaeal strains obtained from a culture collection in Iran. Five human cancer cell lines including breast, lung, prostate and also human...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده ادبیات و علوم انسانی 1390

résumé : la "langue" est beaucoup plus quun simple outil de communication et elle représente la réalité sociale de celui qui lutilise. la langue façonne la perception des gens et leur vision du monde en portant la culture. dans l’enseignement des langues, il apparaît ainsi important de privilégier les contacts entre les différentes cultures et le développement dune compétence interculturelle....

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