Serum Free Media for human ES cells on MEFs: can last for 7-10 days
| Final Concentration | Amount for 250ml Stock solution |
|---|---|
| 80% DMEM-F12 | 200ml |
| 20% KO Serum Replacer | 50ml |
| 1% Non-essential Amino Acids | 2.5ml |
| 1mM L-glutamine (see recipe) | 2.5ml |
| 0.1mM b-mercaptoethanol | part of L-glutamine |
| 4ng/ml bFGF (see recipe) | 0.5ml |
0.146g L-glutamine
10ml Ca/Mg free PBS
7 ul b-mercaptoethanol
10ug vial of bFGF
5ml 0.1% Fraction V BSA
Aliquot 0.5ml into sterile tubes
0.1g Fraction V BSA
100ml PBS with Ca and Mg
Filter Sterilize
Final concentration of 1mg/ml in DMEM-F12 media ie. 0.05g collagenase IV in 50ml DMEM-F12
Cell Freezing Media:
| Final Concentration | Amount for 10ml Stock Solution |
|---|---|
| 60% DMEM-F12 | 6ml |
| 20% defined FBS | 2ml |
| 20% DMSO (do not filter sterilize) | 2ml |
| Final Concentration | Amount for 10ml Stock Solution |
|---|---|
| 80% DMEM-F12 | 8ml |
| 20% defined FBS | 2ml |
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