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. 2017 Mar 17;7:44449. doi: 10.1038/srep44449

Table 2. Effect of (a) analogues of resveratrol (compound 1) and (b) (hydroxyphenyl)ethylphenols on inhibition (IC50) of the epoxide hydrolase (LTB4 generation) and aminopeptidase (PGP degradation) activities of LTA4H as described in Materials and methods.

Cmpd. No. R1 R2 R3 Epoxide Hydrolase IC50 ± SEM (μM) Aminopeptidase IC50 ± SEM (μM)
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1 OH OH OH 32.2 ± 5.9 >100
2a OH OH OH 14.3 ± 2.1 85.3 ± 33.9
3 OMe OMe OMe 41.2 ± 5.5 68.8 ± 9.9
4 OCOMe OCOMe OCOMe 38.6 ± 5.9 >100
5 OMe OH OH 3.9 ± 0.4 99.5 ± 22.6
Inline graphic
Cmpd. No. R1 R2 R3 R4 R5 Epoxide Hydrolase IC50 ± SEM (μM) Aminopeptidase IC50 ± SEM (μM)
6 OMe OH H H OH 6.4 ± 0.7 >100
7 OEt OH H H OH 3.2 ± 0.7 >100
8 OMe OH H OH H 1.7 ± 0.25 >100
9 OMe OH OH H H 0.50 ± 0.04 >100

IC50 curves were generated from 3 technical replicates at each concentration of test compound and at least 2 biological replicates. Results depicted as mean ± SEM.

aZ-isomer.