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Corporate Headquarters

NanoString Technologies, Inc.
530 Fairview Avenue North
Seattle, WA 98109

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Phone 888-358-NANO (888-358-6266)

Fax: 206-378-6288



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Prosigna is indicated for in vitro diagnostic use in postmenopausal women with hormone receptor-positive, node-negative (Stage I or II), or node-positive (Stage II) breast cancer to be treated with adjuvant endocrine therapy for assessment of risk of distant recurrence of disease.