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Spatially organized multicellular immune hubs in human colorectal cancer
Cell ( IF 45.5 ) Pub Date : 2021-08-26 , DOI: 10.1016/j.cell.2021.08.003
Karin Pelka 1 , Matan Hofree 2 , Jonathan H Chen 3 , Siranush Sarkizova 4 , Joshua D Pirl 4 , Vjola Jorgji 5 , Alborz Bejnood 2 , Danielle Dionne 2 , William H Ge 4 , Katherine H Xu 6 , Sherry X Chao 7 , Daniel R Zollinger 8 , David J Lieb 4 , Jason W Reeves 8 , Christopher A Fuhrman 8 , Margaret L Hoang 8 , Toni Delorey 2 , Lan T Nguyen 2 , Julia Waldman 2 , Max Klapholz 9 , Isaac Wakiro 10 , Ofir Cohen 11 , Julian Albers 4 , Christopher S Smillie 2 , Michael S Cuoco 2 , Jingyi Wu 10 , Mei-Ju Su 10 , Jason Yeung 10 , Brinda Vijaykumar 12 , Angela M Magnuson 12 , Natasha Asinovski 12 , Tabea Moll 13 , Max N Goder-Reiser 13 , Anise S Applebaum 13 , Lauren K Brais 14 , Laura K DelloStritto 10 , Sarah L Denning 14 , Susannah T Phillips 13 , Emma K Hill 14 , Julia K Meehan 14 , Dennie T Frederick 13 , Tatyana Sharova 13 , Abhay Kanodia 10 , Ellen Z Todres 4 , Judit Jané-Valbuena 2 , Moshe Biton 15 , Benjamin Izar 16 , Conner D Lambden 9 , Thomas E Clancy 17 , Ronald Bleday 17 , Nelya Melnitchouk 17 , Jennifer Irani 17 , Hiroko Kunitake 18 , David L Berger 18 , Amitabh Srivastava 19 , Jason L Hornick 19 , Shuji Ogino 20 , Asaf Rotem 10 , Sébastien Vigneau 10 , Bruce E Johnson 21 , Ryan B Corcoran 22 , Arlene H Sharpe 23 , Vijay K Kuchroo 9 , Kimmie Ng 24 , Marios Giannakis 25 , Linda T Nieman 6 , Genevieve M Boland 26 , Andrew J Aguirre 25 , Ana C Anderson 9 , Orit Rozenblatt-Rosen 2 , Aviv Regev 27 , Nir Hacohen 28
Affiliation  

Immune responses to cancer are highly variable, with mismatch repair-deficient (MMRd) tumors exhibiting more anti-tumor immunity than mismatch repair-proficient (MMRp) tumors. To understand the rules governing these varied responses, we transcriptionally profiled 371,223 cells from colorectal tumors and adjacent normal tissues of 28 MMRp and 34 MMRd individuals. Analysis of 88 cell subsets and their 204 associated gene expression programs revealed extensive transcriptional and spatial remodeling across tumors. To discover hubs of interacting malignant and immune cells, we identified expression programs in different cell types that co-varied across tumors from affected individuals and used spatial profiling to localize coordinated programs. We discovered a myeloid cell-attracting hub at the tumor-luminal interface associated with tissue damage and an MMRd-enriched immune hub within the tumor, with activated T cells together with malignant and myeloid cells expressing T cell-attracting chemokines. By identifying interacting cellular programs, we reveal the logic underlying spatially organized immune-malignant cell networks.

更新日期:2021-09-02
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