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Stem Cells for Sale

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Science  26 Nov 2010:
Vol. 330, Issue 6008, pp. 1173
DOI: 10.1126/science.330.6008.1173

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Dozens of biotech companies hope to use stem cell technologies to make products that turn a profit, but very few have. Cellular Dynamics International (CDI), based in Madison, Wisconsin, is an exception. CDI sells cardiomyocytes—heart muscle cells—derived from induced pluripotent stem cells for $1500 per vial. Each vial contains about 1.5 million frozen cells, enough to fill a 96-well plate with beating heart cells that survive longer than 2 weeks in culture.