[21] Measurement of human liver microsomal cytochrome P450 2D6 activity using [O-methyl-14C]dextromethorphan as substrate

Author(s):  
A. David Rodrigues
PROTEOMICS ◽  
2009 ◽  
Vol 9 (9) ◽  
pp. 2313-2323 ◽  
Author(s):  
Elmar Langenfeld ◽  
Ulrich M. Zanger ◽  
Klaus Jung ◽  
Helmut E. Meyer ◽  
Katrin Marcus

2006 ◽  
Vol 1 (1) ◽  
pp. 1934578X0600100 ◽  
Author(s):  
Subehan ◽  
Tepy Usia ◽  
Shigetoshi Kadota ◽  
Yasuhiro Tezuka

Drug–herb interaction through inhibition of cytochrome P450 alters the pharmacological response and/or toxicities of drug used concomitantly. In our screening, Piper nigrum L. was observed to inhibit cytochrome P450 2D6 (CYP2D6) in human liver microsomes. Thus, the MeOH extract of this plant was investigated for their chemical constituents and 19 alkamides including a new pipercyclobutanamide were isolated. Their structures were elucidated on the basis of spectroscopic analyses. The isolated compounds were tested for their inhibition on human liver microsomal dextromethorphan O-demethylation activity, a selective marker for CYP2D6, and pipercyclobutanamide A (17) showed the most potent inhibition with an IC50 value of 0.34 μM. The result demonstrated the potential of drug–alkamides interaction on concomitant consume of white pepper with the drugs being metabolized by CYP2D6.


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pp. 33-39 ◽  
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Doo-Yeoun Cho ◽  
Soo Hyeon Bae ◽  
Joeng Kee Lee ◽  
Yang Weon Kim ◽  
Bom-Taeck Kim ◽  
...  

2002 ◽  
Vol 16 (7) ◽  
pp. 632-638 ◽  
Author(s):  
Roman Zuber ◽  
Martin Modrianský ◽  
Zdeněk Dvořák ◽  
Petr Rohovský ◽  
Jitka Ulrichová ◽  
...  

2015 ◽  
Vol 159 (3) ◽  
pp. 382-387
Author(s):  
Vlastimil Masek ◽  
Pavel Starha ◽  
Monika Harvanova ◽  
Martina Michalova ◽  
David Milde ◽  
...  

2019 ◽  
Vol 12 (4) ◽  
pp. 416-423
Author(s):  
Miaoran Ning ◽  
Julio D. Duarte ◽  
Faith Stevison ◽  
Nina Isoherranen ◽  
Leah H. Rubin ◽  
...  

1993 ◽  
Vol 45 (4) ◽  
pp. 853-861 ◽  
Author(s):  
Xiao-Jian Zhou ◽  
Xin-Ru Zhou-Pan ◽  
Thérése Gauthier ◽  
Michel Placidi ◽  
Patrick Maurel ◽  
...  

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