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Development of a Bioluminescent Cell-Based Assay to ... - Promega

Development of a Bioluminescent Cell-Based Assay to ... - Promega

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Evaluating passage and cell density at freezing for<br />

WIL2-S (CD20+) Target cells<br />

Establishment <strong>of</strong> optimized<br />

frozen, thaw-and-use Target<br />

cells includes establishment<br />

<strong>of</strong> acceptable passage range<br />

and cell growth conditions<br />

prior <strong>to</strong> freezing.<br />

Important for establishing cell<br />

banks and manufacturing<br />

capabilities<br />

Confidential and Proprietary. Not for Further Disclosure.<br />

Fold induction<br />

30<br />

25<br />

20<br />

15<br />

10<br />

5<br />

EC50<br />

Pass 8<br />

Pass 12<br />

Pass 18<br />

Pass 24<br />

0<br />

0.01 0.1 1 10 100 1000<br />

Final Rituximab (ng/ml)<br />

Pass 8<br />

8.851<br />

Pass 12<br />

7.057<br />

6 hr assay<br />

Effec<strong>to</strong>r:Target ratio = 6<br />

Pass 18<br />

6.520<br />

Pass 24<br />

7.122<br />

14

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