References & Sources - January 9, 1999

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Hormone helps ring internal alarm clock

People who can reliably wake up at a time they select may be depending on a hormone boost as their internal alarm clock.

References:

Born, J., et al. 1999. Timing the end of nocturnal sleep. Nature 397(Jan. 7):29.

Further Readings:

Moorcroft, W.H., K.H. Kayser, and A.J. Griggs. 1997. Subjective and objective confirmation of the ability to self-awaken at a self-predetermined time without using external means. Sleep 20(January):40.

Opp, M.R. 1997. Rat strain differences suggest a role for corticotropin-releasing hormone in modulating sleep. Physiological Behavior 63(December):67.

Sources:

Jan Born
University of Lübeck
Department of Clinical Neuroendocrinology
Ratzeburger Allee 160
Haus 23a
23538 Lübeck
Germany

William H. Moocroft
Luther College
Department of Psychology
Decorah, IA 52101

Mark R. Opp
University of Texas Medical Branch
Department of Psychiatry and Behavioral Sciences
Galveston, TX 77555
Web site: http://cellbio.utmb.edu/opp/opp.htm

From Science News, Vol. 155, No. 2, January 9, 1999, p. 22. Copyright © 1999, Science Service.

Copyright 1999 Science Service