COMT gene variants and β-endorphin levels contribute to ethnic differences in experimental pain sensitivity - Xu, Feng; Yin, Jiangwen; Xiong, Erfeng; Wang, Ruixue; Zhai, Jinwen; Xie, Liping; Li, Yan; Qin, Xinlei; Wang, Erqiang; Zhang, Qingtong; Zuo, Yansong; Fan, Shiwen; et al. (Molecular pain, 2020)
Keywords: Adult; beta-Endorphin - metabolism; Body mass index; Catechol; Catechol O-methyltransferase; Catechol O-Methyltransferase - genetics; China; Correlation analysis; Cross-Sectional Studies; Cultural differences; Endorphins; Ethnic Groups; Female; Gene Expression Regulation; Genetic Variation; Genotype; Haplotypes; Healthy Volunteers; Humans; Linear Models; Male; Methyltransferase; Middle Aged; Pain; Pain - metabolism; Pain Measurement; Pain perception; Pain Threshold - ethnology; Polymorphism, Genetic; Polymorphism, Single Nucleotide; Pressure; China; COMT gene; β-endorphin; variants; single-nucleotide polymorphism; pain threshold