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
 
Open Payments is a public database containing information reported by companies about payments made to US-licensed physicians (Open Payments)
Circulating tumor DNA (ctDNA) and serum thymidine kinase 1 activity (TKa) matched dynamics in patients (pts) with hormone receptor–positive (HR+), human epidermal growth factor 2–negative (HER2-) advanced breast cancer (ABC) treated in first-line (1L) with ribociclib (RIB) and letrozole (LET) in the BioItaLEE trial.
 
Grazia Arpino
Consulting or Advisory Role - AstraZeneca; Daiichi Sankyo; Lilly; Pfizer; Roche
Research Funding - AstraZeneca; Pfizer; Roche
 
Giampaolo Bianchini
Honoraria - AstraZeneca/Daiichi Sankyo; Eisai; Exact Sciences; Gilead Sciences; Lilly; MSD; Novartis; Pfizer; Roche
Consulting or Advisory Role - AstraZeneca/Daiichi Sankyo; Eisai; Exact Sciences; Gilead Sciences; Lilly; MSD; Novartis; Pfizer; Roche; Roche Molecular Diagnostics; Seagan
Travel, Accommodations, Expenses - AstraZeneca/Daiichi Sankyo; Novartis; Pfizer; Roche
 
Luca Malorni
Honoraria - Novartis; Pfizer
Consulting or Advisory Role - Novartis; Pfizer; Seagen
Research Funding - Novartis; Pfizer
Travel, Accommodations, Expenses - Janssen; Roche
 
Alberto Zambelli
Honoraria - AstraZeneca; Lilly; Novartis; Pfizer; Roche
Consulting or Advisory Role - AstraZeneca; Lilly; Novartis; Pfizer; Roche
Speakers' Bureau - AstraZeneca; Lilly; Novartis; Pfizer; Roche
Travel, Accommodations, Expenses - AstraZeneca; Daiichi Sankyo
 
Fabio Puglisi
Honoraria - AstraZeneca; Daiichi Sankyo; Eisai; Lilly; MSD; Novartis; Pfizer; Pierre Fabre; Roche
Consulting or Advisory Role - Amgen; AstraZeneca/Daiichi Sankyo; Eisai; Gilead Sciences; Lilly; Novartis; Pfizer; Pierre Fabre; Roche; Seagen; Viatris
Research Funding - AstraZeneca; Eisai; Roche
Travel, Accommodations, Expenses - Amgen; AstraZeneca; Celgene; GlaxoSmithKline; Lilly; MSD; Novartis; Pfizer; Roche
 
Lucia Del Mastro
Honoraria - Lilly; MSD Oncology; Novartis; Roche
Consulting or Advisory Role - AstraZeneca; Daiichi Sankyo; Eisai; Exact Sciences; Genomic Health; Gilead Sciences; Ipsen; Lilly; MSD; Novartis; Pfizer; Pierre Fabre; Roche; Seagen
Travel, Accommodations, Expenses - Celgene; Pfizer; Roche
 
Marco Colleoni
Research Funding - Roche (Inst)
 
Filippo Montemurro
Consulting or Advisory Role - AstraZeneca; Lilly; MSD Oncology; Novartis; Pfizer; Roche; Seagen
Speakers' Bureau - Daiichi Sankyo; Lilly; Lilly; Novartis; Pfizer; Roche
Travel, Accommodations, Expenses - Roche
 
Giulia Valeria Bianchi
Consulting or Advisory Role - AstraZeneca/Daiichi Sankyo; Lilly; MSD Oncology; Novartis; Roche; Seagen
 
Ida Paris
Honoraria - AstraZeneca; GENTILI; Lilly; Novartis; Pfizer; Roche; Seagen
Consulting or Advisory Role - AstraZeneca; GENTILI; Lilly; Novartis; Pfizer; Roche; Seagen
 
Giacomo Allegrini
No Relationships to Disclose
 
Stefano Tamberi
No Relationships to Disclose
 
Marina Elena Cazzaniga
Honoraria - Pfizer; Pierre Fabre; Roche
Consulting or Advisory Role - Novartis; pierre fabre; Roche
Research Funding - Eisai Europe (Inst); Lilly (Inst)
 
Michele Orditura
No Relationships to Disclose
 
Claudio Zamagni
Honoraria - Istituto Gentili; Pierre Fabre; Takeda; Teva
Consulting or Advisory Role - Amgen; AstraZeneca; Celgene; Eisai; Lilly; Novartis; Pfizer; PharmaMar; QuintilesIMS; Roche; Tesaro
Research Funding - Abbvie (Inst); Array BioPharma (Inst); AstraZeneca (Inst); Celgene (Inst); Daiichi Sankyo (Inst); Istituto Gentili (Inst); Medivation (Inst); Morphotek (Inst); Novartis (Inst); pfizer (Inst); Pierre Fabre (Inst); Roche (Inst); Roche/Genentech (Inst); Seagen (Inst); Synthon (Inst); Takeda (Inst); Tesaro (Inst); TEVA (Inst)
Travel, Accommodations, Expenses - Celgene; Istituto Gentili; Novartis; Pfizer; PharmaMar; Pierre Fabre; Roche; Tesaro
 
Donatella Grasso
Employment - Novartis
Honoraria - Novartis
Consulting or Advisory Role - Novartis
Research Funding - Novartis
Travel, Accommodations, Expenses - Novartis
Other Relationship - Novartis
 
Matteo Benelli
Consulting or Advisory Role - Novartis
 
Maurizio Callari
No Relationships to Disclose
 
Antonina Benfante
Employment - Novartis
 
Michelino De Laurentiis
Honoraria - Amgen; AstraZeneca; Gilead Sciences; Ipsen; Lilly; MSD; Novartis; Pfizer; Pierre Fabre; Roche; Seagen; Takeda
Consulting or Advisory Role - Amgen; AstraZeneca; Genzyme; Gilead Sciences; Ipsen; Lilly; MSD; Novartis; Pfizer; Pierre Fabre; Roche; Seagen; Takeda
Speakers' Bureau - Novartis
Research Funding - AstraZeneca (Inst); Bristol-Myers Squibb (Inst); Daiichi Sankyo (Inst); Eisai (Inst); Genzyme (Inst); Lilly; Macrogenics (Inst); MSD (Inst); Novartis (Inst); Pfizer (Inst); Puma Biotechnology (Inst); Roche (Inst)