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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A phase 1/2, first-in-human study of DS-3939a in patients with advanced solid tumors: A new DXd ADC targeting TA-MUC1.
 
Noboru Yamamoto
Honoraria - Chugai Pharma; Daiichi Sankyo/UCB Japan; Eisai
Consulting or Advisory Role - Boehringer Ingelheim; Chugai Pharma; CMIC; Eisai; Healios; Merck; Takeda
Research Funding - Abbvie (Inst); Astellas Pharma (Inst); AstraZeneca (Inst); Bayer (Inst); Boehringer Ingelheim (Inst); Bristol-Myers Squibb (Inst); Carna Biosciences (Inst); Chiome Bioscience (I); Chugai Pharma (Inst); CMIC (Inst); Daiichi Sankyo (Inst); Eisai (Inst); Genmab/Seattle Genetics (Inst); GlaxoSmithKline (Inst); InventisBio (Inst); Janssen (Inst); Kaken Pharmaceutical (Inst); Kyowa Hakko Kirin (Inst); Lilly Japan (Inst); Merck Serono (Inst); MSD (Inst); Novartis (Inst); Ono Pharmaceutical (Inst); Otsuka (I); Pfizer (Inst); Rakuten Medical (Inst); Shionogi (Inst); Sumitomo Dainippon (Inst); Taiho Pharmaceutical (Inst); Takeda (Inst); Toray Industries (Inst)
 
Toshihiko Doi
Honoraria - Daiichi Sankyo
Consulting or Advisory Role - A2 Healthcare; A2 Healthcare; Boehringer Ingelheim; Chugai Pharma; Gilead Sciences; Janssen; Kaken Pharmaceutical; Kyowa Hakko Kirin; Mitsubishi Tanabe Pharma; NanoCarrier; Noil-Immune Biotech; Noil-Immune Biotech; Oncolys BioPharma; Otsuka; PRA Health Sciences; Rakuten Medical; SHIONOGI; Sumitomo Pharma; Taiho Pharmaceutical; Takeda
Research Funding - Abbvie (Inst); Amgen (Inst); Boehringer Ingelheim (Inst); Bristol-Myers Squibb (Inst); Chugai Pharma (Inst); Daiichi Sankyo (Inst); GlaxoSmithKline (Inst); Janssen (Inst); MSD (Inst); Ono Pharmaceutical (Inst); Pfizer (Inst); PRA Health Sciences (Inst); RIN Institute (Inst); SHIONOGI (Inst); Taiho Pharmaceutical (Inst)
 
Manish R. Patel
Leadership - ION Pharma
Honoraria - Janssen Oncology
Consulting or Advisory Role - Accutar Biotech; Daiichi Sankyo/UCB Japan; Kura Oncology; Olema Pharmaceuticals
Research Funding - Accutar Biotech (Inst); Accutar Biotech (Inst); Acerta Pharma (Inst); Adagene (Inst); ADC Therapeutics (Inst); Agenus (Inst); Allorion Therapeutics (Inst); Artios (Inst); Artios (Inst); Artios (Inst); Artios (Inst); Astellas Pharma (Inst); AstraZeneca (Inst); BioNTech (Inst); BioTheryX (Inst); BioTheryX (Inst); Blueprint Medicines (Inst); Boehringer Ingelheim (Inst); Bristol-Myers Squibb/Celgene (Inst); Celgene (Inst); Compugen (Inst); Compugen (Inst); Conjupro Biotherapeutics (Inst); Cullinan Oncology (Inst); cyteir (Inst); Daiichi Sankyo (Inst); Erasca, Inc (Inst); Genentech/Roche (Inst); Georgiamune (Inst); Gilead Sciences (Inst); GlaxoSmithKline (Inst); H3 Biomedicine (Inst); Hengrui Therapeutics (Inst); Hotspot Therapeutics (Inst); Hutchison MediPharma (Inst); Immune-Onc Therapeutics (Inst); Immunitas (Inst); Immunogen (Inst); Incyte (Inst); Janssen (Inst); Kineta (Inst); Klus Pharma (Inst); Kura Oncology (Inst); Kymab (Inst); Lilly (Inst); Loxo (Inst); LSK BioPharma (Inst); MabSpace Biosciences (Inst); MabSpace Biosciences (Inst); Macrogenics (Inst); Merck (Inst); Millennium (Inst); Moderna Therapeutics (Inst); Novartis (Inst); Novartis (Inst); Novartis (Inst); Nurix (Inst); nurix (Inst); Olema Oncology (Inst); ORIC Pharmaceuticals (Inst); ORIC Pharmaceuticals (Inst); Pfizer (Inst); Pionyr (Inst); Prelude Therapeutics (Inst); PureTech (Inst); PureTech (Inst); Puretech (Inst); Ribon Therapeutics (Inst); Ribon Therapeutics (Inst); Seven and Eight Biopharmaceuticals (Inst); Step Pharma (Inst); Syndax (Inst); Syndax (Inst); Taiho Pharmaceutical (Inst); TeneoBio (Inst); Tesaro (Inst); Treadwell Therapeutics (Inst); Treadwell Therapeutics (Inst); Vividion Therapeutics (Inst); Zymeworks (Inst)
 
Ignacio Garrido-Laguna
Consulting or Advisory Role - Jazz Pharmaceuticals; Kanaph Therapeutics; OncXerna Therapeutics; SOTIO
Research Funding - Bayer (Inst); BridgeBio Pharma (Inst); Bristol-Myers Squibb (Inst); GlaxoSmithKline (Inst); Incyte (Inst); Jacobio (Inst); Lilly (Inst); MedImmune (Inst); Novartis (Inst); Pfizer (Inst); Repare Therapeutics (Inst); Revolution Medicines (Inst); Sumitomo Dainippon Pharma Oncology (Inst); Tolero Pharmaceuticals (Inst); Yingli Pharma (Inst)
 
Sutan Wu
Employment - Daiichi Sankyo
 
Satoshi Nishioka
Employment - Daiichi Sankyo
 
Keiko Nakajima
Employment - Daiichi Sankyo
 
Benedito A. Carneiro
Other Relationship - Abbvie; Actuate Therapeutics; Agenus; Astellas Pharma; AstraZeneca; Bayer; Dragonfly Therapeutics; MiNK Therapeutics; Pfizer; Pyxis; Regeneron; Repare Therapeutics; Seattle Genetics/Astellas