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Les Henderson, Research Technologist:
"We are using a mouse model to compare cell lines that express an oncogene of interest to a cell line in which the gene of interest has been knocked down. In order to have the statistical power needed for these studies, we use multiple injection sites for which we must grow hundreds of millions of cells. In the past we used standard tissue culture flasks to accomplish this task, which was very time intensive, used a large amount of incubator space, and required much time to harvest and prepare the cells for injection.
Recently, we decided to try Millipore’s HY T-1000 flasks, which reduced the time spent growing cells more than 5-fold. The incubator space requirement to grow these cells decreased from multiple incubators to half an incubator, which was far more manageable with our limited lab space. Additionally, harvesting the cells for injection now took a fraction of the time compared to the standard tissue culture flasks.
With the new flasks, our experiments are proceeding far better than ever before with fewer tumors growing in the knock-down cell lines. Furthermore, after injection, the oncogene expression cell line has a higher take-rate and is growing more aggressively than our prior studies. We believe being able to more quickly harvest our cells, prepare them and inject them into our mice allows for healthier cells and has contributed significantly to our results.”
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