Pushing boundaries: mechanisms enabling bacterial pathogens to spread between cells

JE Raab, DJ Hamilton, TB Harju, TN Huynh… - Infection and …, 2024 - Am Soc Microbiol
For multiple intracellular bacterial pathogens, the ability to spread directly into adjacent
epithelial cells is an essential step for disease in humans. For pathogens such as Shigella …

[PDF][PDF] Force-dependent Piezo1 recruitment to focal adhesions regulates adhesion maturation and turnover specifically in non-transformed cells

M Yao, A Tijore, CD Cox, A Hariharan, GT Van Nhieu… - BioRxiv, 2020 - researchgate.net
Piezo1 is a mechanosensitive Ca2+-permeable channel that has been implicated in a
number of mechanosensing processes. It is diffusive on plasma membranes and activated …

IpaA reveals distinct modes of vinculin activation during Shigella invasion and cell-matrix adhesion

B Cocom-Chan, H Khakzad, M Konate… - Life Science …, 2024 - life-science-alliance.org
Vinculin is a cytoskeletal linker strengthening cell adhesion. The Shigella IpaA invasion
effector binds to vinculin to promote vinculin supra-activation associated with head-domain …

Ca2+ Regulation of Myosin II and Myosin VI during Rupture of the Shigella-Containing Vacuole

G TRAN VAN NHIEU, M BONNET, CH Sun, J Enninga… - bioRxiv, 2024 - biorxiv.org
Shigella, the causative agent of bacillary dysentery, invades epithelial cells to colonize the
intestinal mucosa. Following invasion, Shigella is enclosed in a vacuole that needs to …

Metavinculin mediates differentiation cues into myogenic gene expression

A Murugan, NB Nanjegowda, M Jothi - bioRxiv, 2024 - biorxiv.org
Isoform switching of cytoskeletal proteins help muscle cells to adapt various physiological
needs. However, their involvement in deciphering differentiation signals into myogenic …

IpaA reveals distinct modes of vinculin activation during Shigella invasion and cell-matrix adhesion

C Valencia-Gallardo, Y Zarrouk, J Fattaccioli… - 2024 - life-science-alliance.org
Vinculin is a cytoskeletal linker of integrin-mediated matrix adhesions and cadherin-based
cell-cell junctions (Goldman, 2016; Bays & DeMali, 2017). It plays an important role in cell …

Ca 2+ regulation of Myosin II and Myosin VI during rupture of the Shigella-containing vacuole

M Bonnet, CH Sun, J Enninga, A Houdusse… - 2024 - hal.science
Shigella, the causative agent of bacillary dysentery, invades epithelial cells to colonize the
intestinal mucosa. Following invasion, Shigella is enclosed in a vacuole that needs to …

Force-dependent recruitment of Piezo1 drives focal adhesion maturation and calcium entry in normal but not tumor cells

M Yao, A Tijore, D Cheng, JV Li, A Hariharan… - bioRxiv, 2020 - biorxiv.org
Mechanosensing is an integral part of many physiological processes including stem cell
differentiation, fibrosis and cancer progression. Two major mechanosensing systems–focal …

Analysis of the polar residues located at the head domain of focal adhesion protein vinculin under the presence of the Shigella effector IpaA and its possible implications during …

B Cocom-Chan, H Khakzad, C Valencia-Gallardo… - bioRxiv, 2022 - biorxiv.org
Vinculin is a protein associated to linking adhesion receptors facing the outside of cells and
reinforcing them by linking it's intracellular domain of those receptors or, in the case of Cell …

Analysis of head domain-mediated oligomerization of the focal adhesion protein vinculin induced by the Shigella effector IpaA

BC Chan - 2023 - theses.hal.science
Vinculin is a protein associated to reinforce integrin adhesion structures. The protein's D1
and D5 subdomains have been extensively studied for its binding capacity to VBSs and F …