Effects of lifestyle and genetic polymorphisms on consumption of coffee or black tea and urinary caffeine levels.

@article{Mastuno1998EffectsOL,
  title={Effects of lifestyle and genetic polymorphisms on consumption of coffee or black tea and urinary caffeine levels.},
  author={M Yang Toshihiro Kawamoto Takahiko Kat Oh Koji Mastuno},
  journal={Biomarkers : biochemical indicators of exposure, response, and susceptibility to chemicals},
  year={1998},
  volume={3 4-5},
  pages={367-77}
}
To find the cause of individual differences in caffeine intake and its metabolism, we investigated the effects of lifestyle and genetic polymorphisms of caffeine metabolic enzymes on coffee or black tea and urinary caffeine levels among 259 male Japanese. It was seen that cigarette smokers drank more coffee or black tea than non-smokers (p < 0.001). There… CONTINUE READING