Table of Contents
Journal of Hormones
Volume 2013, Article ID 236325, 4 pages
http://dx.doi.org/10.1155/2013/236325
Clinical Study

Salivary Melatonin Concentrations in a Sitting and a Standing Position

1Faculty of Design, Kyushu University, Fukuoka 815-8540, Japan
2Graduate School of Design, Kyushu University, Fukuoka 815-8540, Japan

Received 28 May 2013; Revised 19 August 2013; Accepted 27 August 2013

Academic Editor: Tullio Florio

Copyright © 2013 Tomoaki Kozaki et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. A. J. Lewy, N. L. Cutler, and R. L. Sack, “The endogenous melatonin profile as a marker for circadian phase position,” Journal of Biological Rhythms, vol. 14, no. 3, pp. 227–236, 1999. View at Google Scholar · View at Scopus
  2. A. J. Lewy, T. A. Wehr, F. K. Goodwin, D. A. Newsome, and S. P. Markey, “Light suppresses melatonin secretion in humans,” Science, vol. 210, no. 4475, pp. 1267–1269, 1980. View at Google Scholar · View at Scopus
  3. C. J. Bojkowski, M. E. Aldhous, J. English et al., “Suppression of nocturnal plasma melatonin and 6-sulphatoxymelatonin by bright and dim light in man,” Hormone and Metabolic Research, vol. 19, no. 9, pp. 437–440, 1987. View at Google Scholar · View at Scopus
  4. G. C. Brainard, A. J. Lewy, M. Menaker et al., “Dose-response relationship between light irradiance and the suppression of plasma melatonin in human volunteers,” Brain Research, vol. 454, no. 1-2, pp. 212–218, 1988. View at Google Scholar · View at Scopus
  5. H. Aoki, N. Yamada, Y. Ozeki, H. Yamane, and N. Kato, “Minimum light intensity required to suppress nocturnal melatonin concentration in human saliva,” Neuroscience Letters, vol. 252, no. 2, pp. 91–94, 1998. View at Publisher · View at Google Scholar · View at Scopus
  6. S. Deacon and J. Arendt, “Posture influences melatonin concentrations in plasma and saliva in humans,” Neuroscience Letters, vol. 167, no. 1-2, pp. 191–194, 1994. View at Publisher · View at Google Scholar · View at Scopus
  7. P. J. Nathan, A. S. Jeyaseelan, G. D. Burrows, and T. R. Norman, “Modulation of plasma melatonin concentrations by changes in posture,” Journal of Pineal Research, vol. 24, no. 4, pp. 219–223, 1998. View at Publisher · View at Google Scholar · View at Scopus
  8. A. Voultsios, D. J. Kennaway, and D. Dawson, “Salivary melatonin as a circadian phase marker: validation and comparison to plasma melatonin,” Journal of Biological Rhythms, vol. 12, no. 5, pp. 457–466, 1997. View at Google Scholar · View at Scopus
  9. S. Higuchi, Y. Motohashi, Y. Liu, M. Ahara, and Y. Kaneko, “Effects of VDT tasks with a bright display at night on melatonin, core temperature, heart rate, and sleepiness,” Journal of Applied Physiology, vol. 94, no. 5, pp. 1773–1776, 2003. View at Google Scholar · View at Scopus
  10. T. Kozaki, S. Lee, T. Nishimura, T. Katsuura, and A. Yasukouchi, “Effects of saliva collection using cotton swabs on melatonin enzyme immunoassay,” Journal of Circadian Rhythms, vol. 9, article 1, 2011. View at Publisher · View at Google Scholar · View at Scopus
  11. R. D. Hagan, F. J. Diaz, and S. M. Horvath, “Plasma volume changes with movement to supine and standing positions,” Journal of Applied Physiology Respiratory Environmental and Exercise Physiology, vol. 45, no. 3, pp. 414–418, 1978. View at Google Scholar · View at Scopus
  12. D. P. Cardinali, H. J. Lynch, and R. J. Wurtman, “Binding of melatonin to human and rat plasma proteins,” Endocrinology, vol. 91, no. 5, pp. 1213–1218, 1972. View at Google Scholar · View at Scopus
  13. D. Morin, N. Simon, P. Deprés-Brummer, F. Lévi, J.-P. Tillement, and S. Urien, “Melatonin high-affinity binding to alpha-1-acid glycoprotein in human serum,” Pharmacology, vol. 54, no. 5, pp. 271–275, 1997. View at Google Scholar · View at Scopus
  14. D. J. Kennaway and A. Voultsios, “Circadian rhythm of free melatonin in human plasma,” Journal of Clinical Endocrinology and Metabolism, vol. 83, no. 3, pp. 1013–1015, 1998. View at Publisher · View at Google Scholar · View at Scopus
  15. F. C. Baker and H. S. Driver, “Circadian rhythms, sleep, and the menstrual cycle,” Sleep Medicine, vol. 8, no. 6, pp. 613–622, 2007. View at Publisher · View at Google Scholar · View at Scopus
  16. T. Kozaki, S. Koga, N. Toda, H. Noguchi, and A. Yasukouchi, “Effects of short wavelength control in polychromatic light sources on nocturnal melatonin secretion,” Neuroscience Letters, vol. 439, no. 3, pp. 256–259, 2008. View at Publisher · View at Google Scholar · View at Scopus
  17. S. Higuchi, T. Fukuda, T. Kozaki, M. Takahashi, and N. Miura, “Effectiveness of a red-visor cap for preventing light-induced melatonin suppression during simulated night work,” Journal of Physiological Anthropology, vol. 30, no. 6, pp. 251–258, 2011. View at Publisher · View at Google Scholar · View at Scopus
  18. S. P. Megdal, C. H. Kroenke, F. Laden, E. Pukkala, and E. S. Schernhammer, “Night work and breast cancer risk: a systematic review and meta-analysis,” European Journal of Cancer, vol. 41, no. 13, pp. 2023–2032, 2005. View at Publisher · View at Google Scholar · View at Scopus
  19. R. G. Stevens, J. Hansen, G. Costa et al., “Considerations of circadian impact for defining “shift work” in cancer studies: IARC Working Group Report,” Occupational and Environmental Medicine, vol. 68, no. 2, pp. 154–162, 2011. View at Publisher · View at Google Scholar · View at Scopus
  20. T. L. Shanahan and C. A. Czeisler, “Physiological effects of light on the human circadian pacemaker,” Seminars in Perinatology, vol. 24, no. 4, pp. 299–320, 2000. View at Google Scholar · View at Scopus
  21. D. E. Blask, G. C. Brainard, R. T. Dauchy et al., “Melatonin-depleted blood from premenopausal women exposed to light at night stimulates growth of human breast cancer xenografts in nude rats,” Cancer Research, vol. 65, no. 23, pp. 11174–11184, 2005. View at Publisher · View at Google Scholar · View at Scopus
  22. R. G. Stevens, D. E. Blask, G. C. Brainard et al., “Meeting report: the role of environmental lighting and circadian disruption in cancer and other diseases,” Environmental Health Perspectives, vol. 115, no. 9, pp. 1357–1362, 2007. View at Publisher · View at Google Scholar · View at Scopus
  23. C. Cajochen, K. Kräuchi, and A. Wirz-Justice, “Role of melatonin in the regulation of human circadian rhythms and sleep,” Journal of Neuroendocrinology, vol. 15, no. 4, pp. 432–437, 2003. View at Publisher · View at Google Scholar · View at Scopus