Colony-Forming Units AssayAgarCell Transformation, NeoplasticTumor Stem Cell AssayCell DivisionCell Line, TumorMice, NudeCell ProliferationTransfectionGene Expression Regulation, NeoplasticCell SurvivalTumor Cells, CulturedCell LineCulture MediaIntensive Care UnitsSignal TransductionColony Count, Microbial