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Flavonoid-Drug Interactions: Effects of Flavonoids on ABC ...

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Increase <str<strong>on</strong>g>of</str<strong>on</strong>g> 3 H-DNM accumulati<strong>on</strong> in P-gp<br />

Positive Cells Is <str<strong>on</strong>g>Flav<strong>on</strong>oid</str<strong>on</strong>g> C<strong>on</strong>centrati<strong>on</strong><br />

Dependent<br />

3 H-DNM accumulati<strong>on</strong><br />

(% <str<strong>on</strong>g>of</str<strong>on</strong>g> c<strong>on</strong>trol)<br />

1400 Biochanin A<br />

1200<br />

Morin<br />

Phloretin<br />

1000<br />

Silymarin<br />

800<br />

600<br />

Minimal C<strong>on</strong>c. for significant change:<br />

400<br />

200<br />

Biochanin A and morin: 20-30 µM<br />

Phloretin and silymarin: 30-50 µM<br />

0<br />

0 20 40 60 80 100 120<br />

<str<strong>on</strong>g>Flav<strong>on</strong>oid</str<strong>on</strong>g> c<strong>on</strong>centrati<strong>on</strong> (µM)<br />

DNM accumulati<strong>on</strong> was determined in MDA435/LCC6MDR1 cells

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