A DNA analysis method that can link genes to individual organisms collected in the wild is used to identify a gut symbiont of the termite.
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Prevention of Brca1-Mediated Mammary Tumorigenesis in Mice by a Progesterone Antagonist
Aleksandra Jovanovic Poole, Ying Li, Yoon Kim, Suh-Chin J. Lin, Wen-Hwa Lee, and Eva Y.-H. P. Lee
Science 1 December 2006: 1467-1470.
Experiments in mice suggest that a mutation leading to breast cancer acts in part by altering signaling by the steroid hormone progesterone.
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Technical Comments
Comment on "Population Size Does Not Influence Mitochondrial Genetic Diversity in Animals"
Connie J. Mulligan, Andrew Kitchen, and Michael M. Miyamoto
Science 1 December 2006: 1390.
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