GS Supplement 50X
SIGMA/58672C - 50 ×, liquid, sterile-filtered, suitable for cell culture
Synonym: GSEM Supplement; Glutamine synthetase expression medium supplement
MDL Number: MFCD00677096
Product Type: Chemical
| concentration | 50 × |
| description | for research or for further manufacturing use |
| form | liquid |
| Quality Level | 500  |
| shipped in | dry ice |
| sterility | sterile-filtered |
| storage temp. | −20°C |
| technique(s) | cell culture | mammalian: suitable |
| Application: | GS Supplement 50X has been used to as a supplement for culture media to grow GS-NS0 mouse myeloma cells. |
| Application: | The glutamine synthetase (GS) system is used to express recombinant proteins from mammalian cells. Glutamine-dependent cells transfected with a glutamine synthetase gene can be selectively grown in a suitable glutamine-deficient medium. |
| General description: | The GS System™ uses the Glutamine synthetase (GS) gene as a selectable marker for the expression of recombinant proteins in mammalian cells, especially NS0 and CHO cells. The system has been shown to have significant advantages with respect to speed and efficiency of cell line development and has resulted in high productivity for antibodies and other recombinant proteins. |
| Legal Information: | GS System is a trademark of Lonza Group Ltd. |
| Packaging: | Contains (mg/L): |
| Quantity: | One mL will supplement 50 mL of cell culture medium. |
| Storage and Stability: | Store GS Supplement 50X protected from light at -10 to -40 °C. |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Storage Temp. | −20°C |
| UNSPSC | 12352207 |