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Article: Pineal gland speaks to the brain.
- Article from:
- Science News
- Article date:
- February 22, 1986
CopyrightCOPYRIGHT 1986 Science Service, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Pineal gland speaks to brain
The mammalian pineal gland, which sets the daily rhythm of hormone release that underlies many seasonal patterns of growth and behavior, keeps time in response to nerve signals received from the brain. Scientists have believed that the nerve signals go just one way--no nerve signals travel from the pineal gland back to the brain. But in the Feb. 14 SCIENCE, researchers at the National Institutes of Health (NIH) in Bethesda, Md., and at the Justus-Liebig University of Giessen in West Germany report evidence of connections from the pineal to the brain. The finding "dramatically cha ges our concept of the mammalian pineal gland," says ...