Receptor-mediated cell mechanosensing

Y Chen, L Ju, M Rushdi, C Ge… - Molecular biology of the …, 2017 - Am Soc Cell Biol
Mechanosensing describes the ability of a cell to sense mechanical cues of its
microenvironment, including not only all components of force, stress, and strain but also …

The interplay between membrane topology and mechanical forces in regulating T cell receptor activity

MA Al-Aghbar, AK Jainarayanan, ML Dustin… - Communications …, 2022 - nature.com
T cells are critically important for host defense against infections. T cell activation is specific
because signal initiation requires T cell receptor (TCR) recognition of foreign antigen …

Membrane-anchored DNA nanojunctions enable closer antigen-presenting cell–T-cell contact in elevated T-cell receptor triggering

Y Du, Y Lyu, J Lin, C Ma, Q Zhang, Y Zhang… - Nature …, 2023 - nature.com
How the engagement of a T-cell receptor to antigenic peptide-loaded major
histocompatibility complex on antigen-presenting cells (APCs) initiates intracellular …

Accumulation of dynamic catch bonds between TCR and agonist peptide-MHC triggers T cell signaling

B Liu, W Chen, BD Evavold, C Zhu - Cell, 2014 - cell.com
TCR-pMHC interactions initiate adaptive immune responses, but the mechanism of how
such interactions under force induce T cell signaling is unclear. We show that force prolongs …

Rewiring T-cell responses to soluble factors with chimeric antigen receptors

ZL Chang, MH Lorenzini, X Chen, U Tran… - Nature chemical …, 2018 - nature.com
Chimeric antigen receptor (CAR)-expressing T cells targeting surface-bound tumor antigens
have yielded promising clinical outcomes, with two CD19 CAR-T cell therapies recently …

DNA-based nanoparticle tension sensors reveal that T-cell receptors transmit defined pN forces to their antigens for enhanced fidelity

Y Liu, L Blanchfield, VPY Ma… - Proceedings of the …, 2016 - National Acad Sciences
T cells are triggered when the T-cell receptor (TCR) encounters its antigenic ligand, the
peptide-major histocompatibility complex (pMHC), on the surface of antigen presenting cells …

Visualizing dynamic microvillar search and stabilization during ligand detection by T cells

E Cai, K Marchuk, P Beemiller, C Beppler… - Science, 2017 - science.org
INTRODUCTION For T cells to mount an adaptive immune response and enact cell-
mediated immunity, they must first successfully detect rare cognate antigen. This detection is …

Fluid shear stress enhances T cell activation through Piezo1

JM Hope, JA Dombroski, RS Pereles… - BMC biology, 2022 - Springer
Background T cell activation is a mechanical process as much as it is a biochemical
process. In this study, we used a cone-and-plate viscometer system to treat Jurkat and …

Mechanosensing through immunoreceptors

C Zhu, W Chen, J Lou, W Rittase, K Li - Nature immunology, 2019 - nature.com
The immune response is orchestrated by a variety of immune cells. The function of each cell
is determined by the collective signals from various immunoreceptors, whose expression …

Adoptive T cell therapies: a comparison of T cell receptors and chimeric antigen receptors

DT Harris, DM Kranz - Trends in pharmacological sciences, 2016 - cell.com
The tumor-killing properties of T cells provide tremendous opportunities to treat cancer.
Adoptive T cell therapies have begun to harness this potential by endowing a functionally …