The influence of Nrf2 gene promoter methylation on gene expression and oxidative stress parameters in preeclampsia.

"Declarations Ethics approvalThis study was performed in line with the principles of the Declaration of Helsinki. Approval was granted by the Ethics Committee of Kermanshah University of Medical Sciences (IR. KUMS. REC.1399.1078). Consent to participateRegarding all tissue samples that we utilized in this study, informed consent was obtained from all subjects and/or their legal guardian(s). Consent to publishNot applicable. Competing interestsThe authors declare no competing interests. Competing interests The authors declare no competing interests."

"Funding This work was financially supported by Kermanshah University of Medical Sciences, Kermanshah, Iran (grant NO. 990949). Author Z.R. has received research support from Kermanshah University of Medical Sciences."