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Article: Investigators at Emory University release new data on behavior.
- Article from:
- Biotech Week
- Article date:
- April 1, 2009
CopyrightCOPYRIGHT 2009 NewsRX. 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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"White-throated sparrows (Zonotrichia albicollis) exhibit a behavioral polymorphism that segregates with a plumage marker. Individuals with a white stripe (WS) on the crown engage in an aggressive strategy that involves more singing, whereas individuals with a tan stripe (TS) sing less and engage in more parental care," investigators in the United States report (see also Behavior).
"Previous work has shown that plasma levels of gonadal steroids differ between the morphs in both sexes, suggesting a hormonal mechanism for the polymorphic behavior in this species. Here, we eliminated morph differences in plasma levels of testosterone (T) in males and estradiol (E2) ...
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Article: New findings from Emory University describe ...
Psychology & Psychiatry Journal;
October 24, 2009 ;
667 words
... ... American Journal of Health Behavior, 2009;33(5):504 ... contact K.R.J. Arriola, Emory University, Rollins School Public ... Atlanta, Life Sciences, Behavior, Behavior Research, Emory University. This article was prepared ...
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