Author

Johann L. Rapp

University of North Carolina at Chapel HillORCID 0009-0009-9294-0043Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

Click to filter author papers

Biophysics· 1

Signature Assays, Organisms & Methods

Click to filter · or open tag

Research Focus:cell signaling & trafficking· 1 Approach:experimental assay· 1 Assay:imaging· 1

Frequent Co-Authors

Andrew J. UlmeriD· 1 shared Frank A. LeibfarthiD· 1 shared Harrison H. TruscottiD· 1 shared James E. BeariD· 1 shared Max A. HockenberryiD· 1 shared Wesley R. LegantiD· 1 shared

Activity by Year

2025-2025 · peak 1/yr

Co-Author Collaboration Network

6 top collaborators · 15 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 paperBiophysics

Andrew J. UlmerORCID

Mutual co-authors in cluster

Author profile →

1 paper

Recent·Most cited

BiophysicsProceedings of the National Academy of SciencesPeer-reviewedNov 25, 2025

Measurement of cellular traction forces during confined migration

Max A. Hockenberry, Andrew J. Ulmer, Johann L. Rapp…·Wesley R. Legant

This study measures cellular traction forces during confined migration through tunable microscale geometries, revealing that softer constrictions cause greater nuclear deformation due to internal contractile forces.

10 citations

imagingexperimental assay

𝕏 PostBluesky