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. Author manuscript; available in PMC: 2010 Jun 28.
Published in final edited form as: J Nat Prod. 2008 Nov 6;71(11):1854–1860. doi: 10.1021/np800342s

Table 2.

IC50 Values (μM) of 6 – 9 on Luciferase Expression from the HIF-1-Regulated pHRE-TK-Luc and Control (pGL3-control) Constructs (one experiment in triplicate).

Hypoxia (1% O2) 1,10-phen (10 μM)

T47D PC-3 T47D PC-3

pHRE3-TK-
luc (HIF)
pGL3-
control
pHRE3-TK-
luc (HIF)
pHRE3-TK-
luc (HIF)
pGL3-
control
pHRE3-TK-
luc (HIF)
6 2.9 >30 >30 10.9 >30 >30
7 0.4 2.6 0.5 0.2 1.6 0.8
8 2.7 > 30 7.7 1.0 23.0 9.0
9 0.5 > 10 0.9 0.2 2.6 1.0