Author

Samika Hariharan

Georgetown University Medical CenterORCID 0000-0001-9089-5079Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

Click to filter author papers

Cancer Biology· 1

Signature Assays, Organisms & Methods

Click to filter · or open tag

Assay:bulk RNA-seq· 1 Research Focus:cell type annotation· 1 Research Focus:cell-cell communication· 1 Research Focus:differential expression· 1 Approach:experimental assay· 1 Organism:human· 1 Assay:imaging· 1 Assay:spatial transcriptomics· 1

Frequent Co-Authors

Alexander A. LekaniD· 1 shared Anju DuttargiiD· 1 shared Annabel J LeeiD· 1 shared Atul M. DeshpandeiD· 1 shared Brent T. HarrisiD· 1 shared Elana Judith FertigiD· 1 shared Ivana PeraniD· 1 shared Louis M. WeineriD· 1 shared

Activity by Year

2026-2026 · peak 1/yr

Co-Author Collaboration Network

10 top collaborators · 45 mutual co-author links

Click any collaborator node to inspect or filter shared papers

Focal author (center)Selected co-authorORCID co-authorUnlinked name

Curved chords = mutual co-authorship

1 shared paperCancer Biology

Alexander A. LekanORCID

Mutual co-authors in cluster

Author profile →

1 paper

Recent·Most cited

Cancer BiologyCancer Immunology ResearchPeer-reviewedJul 24, 2026

Periductal Fibroblast Density Defines Lymphocyte Exclusion via a CD44-Dependent Stromal Checkpoint in Pancreatic Cancer

Zoe X. Malchiodi, Alexander A. Lekan, Robert K. Suter…·Louis M. Weiner

The paper identifies periductal fibroblast density as a key factor in immune exclusion in pancreatic cancer, showing that CD44-dependent stromal checkpoints restrict leukocyte access to tumor epithelium.

9 citationstop 1%

humanspatial transcriptomics

𝕏 PostBluesky