Circadian rhythm of exhaled biomarkers in health and asthma

Eur Respir J. 2019 Oct 17;54(4):1901068. doi: 10.1183/13993003.01068-2019. Print 2019 Oct.

Abstract

Exhaled volatile chemicals and fractional exhaled nitric oxide oscillate over 24 h, highlighting the importance of time of day in diagnostic sampling and suggesting potential applications for chronotyping. http://bit.ly/2YZGXbH

Publication types

  • Letter
  • Research Support, Non-U.S. Gov't

MeSH terms

  • Asthma / metabolism*
  • Asthma / physiopathology
  • Biomarkers / metabolism*
  • Breath Tests
  • Case-Control Studies
  • Circadian Rhythm*
  • Forced Expiratory Volume
  • Gas Chromatography-Mass Spectrometry
  • Humans
  • Nitric Oxide / metabolism*
  • Volatile Organic Compounds / metabolism*

Substances

  • Biomarkers
  • Volatile Organic Compounds
  • Nitric Oxide