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BACKGROUND Management of early-stage breast cancer in young women with mutations in BRCA1 or BRCA2 remains controversial. This study assessed the long-term risks of ipsilateral and contralateral breast cancer in a cohort of young women who underwent breast-conserving surgery followed by radiotherapy. METHODS Between 1975 and 1998, 290 women with breast(More)
Structural criteria, i.e., primary sequence homology, indicates a unique 5-HT subtype. Operational criteria suggest that this is also true, although no selective agonist or antagonist is available to fully define the receptor, and thus its function in vivo. Transductional data provide perhaps the weakest criterion to define the receptor, since at least two(More)
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