Abstract Titles

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All accepted abstracts will be available in the Journal for ImmunoTherapy of Cancer (JITC).

Abstract Titles

Onsite Posters

Onsite posters will be presented in the Poster Hall at the Walter E. Washington Convention Center in Washington, D.C. All odd numbered posters will be presented on Friday, Nov. 12, 2021. Even numbered posters will be presented Saturday, Nov. 13, 2021.


ePosters will be on display on the SITC 2021 virtual meeting platform from 7 a.m. EST on Friday, Nov. 12, 2021 until the virtual meeting platform is closed on Jan. 9, 2022.

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# Type Title Authors Category Keywords
835 Poster Presentation Harnessing the microbiota to increase response rates to immunotherapy. Valentina Ferrari, BA; Alessia Melacarne; Francesca Algieri; Maria Rescigno, PhD Microbiome and other environmental factors Checkpoint blockade;Microbiome;Solid tumors
836 Poster Presentation Murine fecal microbiota transfer models colonize human microbes selectively and reveal transcriptional pathways associated with response to neoadjuvant checkpoint inhibitors Fyza Y. Shaikh, MD, PhD; Joell Gills; Fuad Mohammad; James R. White; Courtney Stevens; Hua Ding; Juan Fu; Ada Tam; Richard Blosser; Tatianna Larman; Jarushka Naidoo, MD, MHS; Patrick Forde; Sudipto Ganguly; Franck Housseau; Drew M. Pardoll; Cynthia L. Sears Microbiome and other environmental factors Biomarkers;Checkpoint blockade;Microbiome;Solid tumors;T cell;Tumor microenvironment
837 Poster Presentation Preliminary insights into the impact of tumor microbiome in head and neck squamous cell carcinoma Vidhya Karivedu, MD; Rebecca Hoyd; Caroline Wheeler; Sachin Jhawar; Priyanka Bhateja; Marcelo Bonomi, MD; Daniel Spakowicz, PhD, MS Microbiome and other environmental factors Biomarkers;Microbiome
838 Poster Presentation The role of microbiota in metastatic brain tumors Sarah B. Johnson; Golnaz Morad, DDS, PhD; Nadim J. Ajami, PhD; Jennifer A. Wargo, MD, MMSc; Matthew C. Wong; Matthew Lastrapes Microbiome and other environmental factors Immune suppression;Microbiome;Solid tumors;T cell;Tumor microenvironment
839 Oral Presentation Microbiota-specific T follicular helper cells drive tertiary lymphoid structure formation and anti-tumor immunity in colorectal cancer. Abigail E. Overacre-Delgoffe, PhD; Hannah J. Bumgarner, BS; Anthony R. Cillo, PhD; Ansen H. Burr; Justin Tometich; Amrita Bhattacharjee; Tullia C. Bruno, PhD; Dario A. Vignali, PhD; Timothy W. Hand, PhD Microbiome and other environmental factors B cell;Microbiome;NK/NKT cell;Regulatory T cell (Treg cell);T cell;Tumor infiltrating lymphocytes (TILs);Tumor microenvironment