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Christopher Garris
Researcher at Harvard University
Publications - 36
Citations - 4555
Christopher Garris is an academic researcher from Harvard University. The author has contributed to research in topics: Immune system & Cancer. The author has an hindex of 21, co-authored 33 publications receiving 2898 citations. Previous affiliations of Christopher Garris include Rockefeller University & Stanford University.
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Journal ArticleDOI
Immunogenic Chemotherapy Sensitizes Tumors to Checkpoint Blockade Therapy
Christina Pfirschke,Camilla Engblom,Steffen Rickelt,Virna Cortez-Retamozo,Christopher Garris,Ferdinando Pucci,Takahiro Yamazaki,Vichnou Poirier-Colame,Andita Newton,Younes Redouane,Yi Jang Lin,Gregory R. Wojtkiewicz,Yoshiko Iwamoto,Mari Mino-Kenudson,Tiffany Huynh,Richard O. Hynes,Gordon J. Freeman,Guido Kroemer,Laurence Zitvogel,Ralph Weissleder,Mikael J. Pittet +20 more
TL;DR: In this article, the authors showed that autochthonous tumors that lacked T-cell infiltration and resisted current treatment options could be successfully sensitized to host antitumor T-cells immunity when appropriately selected immunogenic drugs (e.g., oxaliplatin combined with cyclophosphamide for treatment against tumors expressing oncogenic Kras and lacking Trp53) were used.
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TLR7/8-agonist-loaded nanoparticles promote the polarization of tumour-associated macrophages to enhance cancer immunotherapy.
Christopher B. Rodell,Sean P. Arlauckas,Michael F. Cuccarese,Christopher Garris,Ran Li,Maaz S. Ahmed,Rainer H. Kohler,Mikael J. Pittet,Ralph Weissleder +8 more
TL;DR: The ability of rationally engineered drug–nanoparticle combinations to efficiently modulate tumour-associated macrophages for cancer immunotherapy is demonstrated and R848, an agonist of the toll-like receptors TLR7 and TLR8 identified in a morphometric-based screen, is a potent driver of the M1 phenotype in vitro.
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Successful Anti-PD-1 Cancer Immunotherapy Requires T Cell-Dendritic Cell Crosstalk Involving the Cytokines IFN-γ and IL-12.
Christopher Garris,Sean P. Arlauckas,Rainer H. Kohler,Marcel P. Trefny,Seth B. Garren,Cecile Piot,Camilla Engblom,Christina Pfirschke,Marie Siwicki,Jeremy Gungabeesoon,Gordon J. Freeman,Sarah Warren,SuFey Ong,Erica Browning,Christopher G. Twitty,Robert H. Pierce,Mai H. Le,Alain Algazi,Adil Daud,Sara I. Pai,Alfred Zippelius,Ralph Weissleder,Mikael J. Pittet +22 more
TL;DR: It is found that activating the non‐canonical NF‐&kgr;B transcription factor pathway amplified IL‐12‐producing DCs and sensitized tumors to anti‐PD‐1 treatment, suggesting a therapeutic strategy to improve responses to checkpoint blockade.
Journal ArticleDOI
In Vivo Imaging Reveals a Tumor-Associated Macrophage-Mediated Resistance Pathway in anti-PD-1 Therapy
Sean P. Arlauckas,Christopher Garris,Rainer H. Kohler,Maya Kitaoka,Michael F. Cuccarese,Katherine S. Yang,Miles A. Miller,Jonathan C. T. Carlson,Gordon J. Freeman,Robert M. Anthony,Ralph Weissleder,Mikael J. Pittet +11 more
TL;DR: In vivo imaging is used to uncover the fate and activity of aPD-1 mAbs and identify specific Fc/FcγR interactions that can be modulated to improve checkpoint blockade therapy.
Journal ArticleDOI
SCS macrophages suppress melanoma by restricting tumor-derived vesicle-B cell interactions.
Ferdinando Pucci,Christopher Garris,Charles P. Lai,Andita Newton,Christina Pfirschke,Camilla Engblom,David Alvarez,Melissa M. Sprachman,Charles L. Evavold,Angela Magnuson,Ulrich H. von Andrian,Katharina Glatz,Xandra O. Breakefield,Thorsten R. Mempel,Ralph Weissleder,Mikael J. Pittet +15 more
TL;DR: Track melanoma-derived vesicles at organismal, cellular, and molecular scales to show that endogenous tEVs efficiently disseminate via lymphatics and preferentially bind subcapsular sinus (SCS) CD169+ macrophages in tumor-draining lymph nodes (tdLNs) in mice and humans.