Effect of cell density on intracellular adriamycin concentration and cytotoxicity in exponential and plateau phase EMT6 cells
1984

Effect of Cell Density on Adriamycin in EMT6 Cells

publication Evidence: moderate

Author Information

Author(s): S.H. Chambers, N.M. Bleehen, J.V. Watson

Primary Institution: MRC Clinical Oncology and Radiotherapeutics Unit

Hypothesis

The ratio between cell number and total available Adriamycin is important in determining in vitro Adriamycin uptake and surviving fraction.

Conclusion

Plateau phase cells are more sensitive to Adriamycin than exponentially growing cells for a given exposure dose.

Supporting Evidence

  • Plateau phase cells take up more Adriamycin than exponentially growing cells.
  • For a given intracellular Adriamycin concentration, exponentially growing cells have a lower surviving fraction than plateau phase cells.
  • The study systematically examined the effect of cell density on Adriamycin measurement.

Takeaway

This study found that how many cells are in a dish affects how much Adriamycin they can take in and how well they survive after treatment.

Methodology

The study used flow cytometry and cell survival assays to measure the response of EMT6 cells to Adriamycin.

Limitations

The study may not account for all variables affecting drug uptake and cell survival.

Participant Demographics

EMT6 cells, a mouse tumor cell line.

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