Author

Ryan Tannir

Children's Hospital of PhiladelphiaORCID 0009-0009-3979-7567Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

Click to filter author papers

Bioengineering· 2

Signature Assays, Organisms & Methods

Click to filter · or open tag

Research Focus:drug response / drug discovery· 2 Approach:experimental assay· 2 Organism:human· 1 Organism:mouse· 1

Frequent Co-Authors

Alexandra NeeseriD· 2 shared Austin Cozzone· 2 shared Leyuan MaiD· 2 shared Tomasz M. GrzywaiD· 2 shared Anna M. RomanoviD· 1 shared Arjun Ramamurthi· 1 shared Beatriz Goncalves· 1 shared Benjamin James Cossette· 1 shared

Activity by Year

2025-2026 · peak 1/yr

Co-Author Collaboration Network

10 top collaborators · 40 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

2 shared papersBioengineering

Alexandra NeeserORCID

Mutual co-authors in cluster

Author profile →

2 papers

Recent·Most cited

BioengineeringMolecular Therapy AdvancesPeer-reviewedJan 3, 2026

Enhanced lentiviral gene delivery to mammalian cells via paired cell surface and viral envelope engineering

Ryan Tannir, Letitia Chan, Tomasz M. Grzywa…·Leyuan Ma

This paper improves lentiviral gene delivery to mammalian cells by engineering virus-envelope and cell-surface interactions using FITC labeling and chimeric envelopes.

2 citations

humanexperimental assay

𝕏 PostBluesky

BioengineeringNature Biomedical EngineeringPeer-reviewedAug 25, 2025

Directed evolution-based discovery of ligands for in vivo restimulation of CAR-T cells

Tomasz M. Grzywa, Alexandra Neeser, Ranjani Ramasubramanian…·Darrell J. Irvine

This study develops a method to generate optimized peptide ligands for CAR-T cell restimulation, demonstrating enhanced expansion and memory development in preclinical models.

8 citations

mouseexperimental assay

𝕏 PostBluesky