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Complete Growth Medium
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Dulbecco's modified Eagle's medium with 4 mM L-glutamine adjusted to contain 1.5 g/L sodium bicarbonate and 4.5 g/L glucose and supplemented with 0.1 mM 2-mercaptoethanol, 85%; fetal bovine serum, 15%
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Subculturing
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Subcultivation Ratio: A subcultivation ratio of 1:3 is recommended Medium Renewal: Every 2 to 3 days Remove medium, and rinse with 0.25% trypsin, 0.03% EDTA solution. Remove the solution and add an additional 1 to 2 ml of trypsin-EDTA solution. Allow the flask to sit at room temperature (or at 37C) until the cells detach. Centrifuge the cell suspension at 1000 rpm for 10 minutes, resuspend the pellet in fresh medium, aspirate and dispense into new flasks. A feeder layer must be used to grow these cells.
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Cryopreservation
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culture medium 95%; DMSO, 5%
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