Review Article

Pharmacological Effects and Toxicogenetic Impacts of Omeprazole: Genomic Instability and Cancer

Table 3

Characterization of omeprazole studies in relation to toxicogenetic effect, oxidative damage, and cytotoxicity.

ParametersClinical % ()Nonclinical %
In vitro ()In vivo ()

Toxicogenetic effect
Mutagenicity5.3
Interaction with catalase9.1
Activation of AhR9.113.3
Not reported94.781.886.7
Oxidative damage
Oxidation of thiols10.418.220
Inhibition of cysteine interaction9.1
Interaction and oxidation of cysteine residues9.1
ROS induction89.563.680
Cytotoxicity
Oxidation of thiols50.518.220
Oxidation of cysteine residues49.518.2-
ROS induction45.480

AhR: aryl hydrocarbon receptors; ROS: reactive oxygen species. Chi-square test .