Author

Junjie Ma

Columbia UniversityORCID 0000-0002-8449-6917Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Signature Assays, Organisms & Methods

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Research Focus:cell type annotation· 2 Assay:scRNA-seq· 2 Assay:spatial transcriptomics· 2 Approach:statistical model· 2 Research Focus:cell-cell communication· 1 Approach:deep learning· 1 Research Focus:differential expression· 1 Approach:experimental assay· 1

Frequent Co-Authors

Adnane AchouriD· 1 shared Anders Nasman· 1 shared Andrew P. HartiD· 1 shared Åsa KågedaliD· 1 shared Ben MurrelliD· 1 shared Benedict J. ChambersiD· 1 shared Bethan A. WallbankiD· 1 shared Boris StriepeniD· 1 shared

Activity by Year

2026-2026 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 21 mutual co-author links

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1 shared paperImmunology

Adnane AchourORCID

Mutual co-authors in cluster

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2 papers

Recent·Most cited

Diverse infections transcriptionally reprogram the intestinal epithelium and epithelial-immune cell interactions

Andrew P. Hart, Maria I. Merolle, Christian Howard, Breanne E. Haskins, Ian S. Cohn, Suhas Bobba, Rui Xiao, Yi Yang, Ken Cadwell, Junjie Ma, Hiroshi Yano, Xiaoxiao Hou, Bethan A. Wallbank, Daniel Cutillo, Ivaylo I. Ivanov, , David Artis

The paper creates a single-cell and spatial transcriptomics atlas of the ileum during diverse infections, revealing novel cell states and immune responses.

Nature Immunology · Oct 7, 2026Peer-reviewedImmunology

Immune repertoire profiling reveals extensive clonal expansion of T and B cells in CXCL9-rich niches in sinonasal cancer

J.S. Alvarez, Eva Gracia Villacampa, Daniel Labuz, Mariia V. Guryleva, Egon Urgard, Åsa Kågedal, Oscar Solmell, Anders Nasman, Javier Escudero Morlanes, Junjie Ma, Niels Ødum, Adnane Achour, Susanna Kumlien Georén, Benedict J. Chambers, Ben Murrell, , Jonathan M. Coquet

The paper uses spatial and single-cell techniques to show T and B cell clonal expansion in CXCL9-rich niches of sinonasal cancer, linking immune hubs to tumor regions.

bioRxiv · Jun 8, 2026 · PreprintImmunology