نتایج جستجو برای: clonal population

تعداد نتایج: 714788  

Journal: :Cancer research 1993
G J Smith W N Bell J W Grisham

Seventy-five clonal populations of morphologically transformed 10T1/2 cells were established from independent Type II and Type III foci that were of spontaneous origin or were induced by the carcinogenic agents N-methyl-N'-nitro-N-nitrosoguanidine, benzo(a)pyrene diol epoxide-I, and 3-methylcholanthrene. Clonal populations were characterized for expression of selected transformation phenotypes,...

2008
B. Babayigit K. Guney

In this paper, a method based on clonal selection algorithm (CLONALG) is proposed for null steering of linear antenna arrays by controlling only the positions of selected elements. The CLONALG is a relatively novel population-based evolutionary algorithm inspired by the clonal selection principle of the human immune system. In order to illustrate the accuracy and flexibility of the proposed alg...

2011
Mark van Kleunen Markus Fischer Bernhard Schmid

Clonal plants grow in diameter rather than height, and therefore competition among genets is likely to be symmetric and to result in smaller variation in size of genets than in non-clonal plants. Moreover, clonal plants can reproduce both sexually and vegetatively. We studied the effects of density on the size of rosettes and of clones, variation in the size of rosettes and of clones, and alloc...

Journal: :international journal of advanced design and manufacturing technology 0
xiping li ningning gong tingwei ji

the integration of an approximate model and a clonal selection algorithm (csa) is considered to one of the most effective ways to solve complex optimization design problems in engineering. in this study, first, a process for developing an approximate model and the principles of clonal selection algorithms were presented. then, a variotherm temperature injection mold used to produce a large liqu...

Journal: :Stem cells 2007
Randolph S Ashton Joseph Peltier Christopher A Fasano Analeah O'Neill Joshua Leonard Sally Temple David V Schaffer Ravi S Kane

We describe a microarray-based approach for the high-throughput screening of gene function in stem cells and demonstrate the potential of this method by growing and isolating clonal populations of both adult and embryonic neural stem cells. Clonal microarrays are constructed by seeding a population of cells at clonal density on micropatterned surfaces generated using soft lithographic microfabr...

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