The following represents disclosure information provided by authors of this abstract. The program committee has reviewed all presenting author disclosure reports, identified potential conflicts of interest, and implemented strategies to manage those areas of conflict, where appropriate. All relationships are considered compensated. Relationships are self-held unless otherwise noted. I = Immediate Family Member, Inst = My Institution
 
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ESR1 mutations in circulating tumor DNA (ctDNA) are associated with CTCs and increased hormone receptors in metastatic tumor tissues of patients with metastatic breast cancer (MBC).
 
Qiang Zhang
No Relationships to Disclose
 
Weijun Qin
No Relationships to Disclose
 
Paolo D’Amico
Research Funding - Roche Italy (Inst)
 
Jianhua Jiao
No Relationships to Disclose
 
Andrew A. Davis
No Relationships to Disclose
 
Lorenzo Gerratana
Consulting or Advisory Role - Lilly; Novartis
 
Jeannine Donahue
No Relationships to Disclose
 
Carolina Reduzzi
Research Funding - Menarini Silicon Biosystems
 
Marwa Manai
No Relationships to Disclose
 
Saya Jacob
No Relationships to Disclose
 
Youbin Zhang
No Relationships to Disclose
 
Lisa E. Flaum
Consulting or Advisory Role - Novartis; Seagen
Speakers' Bureau - AstraZeneca; Novartis; Seagen
 
Amir Behdad
Honoraria - Bayer; Lilly; Roche China; Thermo Fisher Scientific
Speakers' Bureau - Bayer; Lilly; Roche China; Thermofisher Scientific Biomarkers
Travel, Accommodations, Expenses - Bayer; Foundation Medicine; Pfizer
 
Massimo Cristofanilli
Honoraria - Foundation Medicine; Pfizer
Consulting or Advisory Role - AstraZeneca/Daiichi Sankyo; Ellipses Pharma; Foundation Medicine; Lilly; Menarini; Olaris
Research Funding - Angle; Lilly; Merck
 
Leonidas C. Platanias
No Relationships to Disclose
 
Ami N. Shah
Consulting or Advisory Role - AstraZeneca/MedImmune
 
William John Gradishar
Consulting or Advisory Role - AstraZeneca; BeyondSpring Pharmaceuticals; Genentech/Roche; merck; Pfizer; Puma Biotechnology; Seagen