ATP release due to Thy-1–integrin binding induces P2X7-mediated calcium entry required for focal adhesion formation

M Henríquez, R Herrera-Molina… - Journal of cell …, 2011 - journals.biologists.com
Thy-1, an abundant mammalian glycoprotein, interacts with αvβ3 integrin and syndecan-4 in
astrocytes and thus triggers signaling events that involve RhoA and its effector p160ROCK …

[HTML][HTML] Integrin-mediated transactivation of P2X7R via hemichannel-dependent ATP release stimulates astrocyte migration

A Alvarez, R Lagos-Cabré, M Kong, A Cárdenas… - … et Biophysica Acta (BBA …, 2016 - Elsevier
Our previous reports indicate that ligand-induced α V β 3 integrin and Syndecan-4
engagement increases focal adhesion formation and migration of astrocytes. Additionally …

[HTML][HTML] Thy-1-mediated cell–cell contact induces astrocyte migration through the engagement of αVβ3 integrin and syndecan-4

M Kong, N Muñoz, A Valdivia, A Alvarez… - … et Biophysica Acta (BBA …, 2013 - Elsevier
Cell adhesion to the extracellular matrix proteins occurs through interactions with integrins
that bind to Arg-Gly-Asp (RGD) tripeptides, and syndecan-4, which recognizes the heparin …

Neuronal Thy-1 induces astrocyte adhesion by engaging syndecan-4 in a cooperative interaction with αvβ3 integrin that activates PKCα and RhoA

AM Avalos, AD Valdivia, N Muñoz… - Journal of cell …, 2009 - journals.biologists.com
Clustering of αvβ3 integrin after interaction with the RGD-like integrin-binding sequence
present in neuronal Thy-1 triggers formation of focal adhesions and stress fibers in …

Thy-1 binds to integrin β3 on astrocytes and triggers formation of focal contact sites

L Leyton, P Schneider, CV Labra, C Rüegg, CA Hetz… - Current Biology, 2001 - cell.com
Background: Thy-1 is an abundant neuronal glycoprotein in mammals. Despite such
prevalence, Thy-1 function remains largely obscure in the absence of a defined ligand …

Aggregation of integrins and RhoA activation are required for Thy-1-induced morphological changes in astrocytes

AM Avalos, WT Arthur, P Schneider, AFG Quest… - Journal of Biological …, 2004 - ASBMB
Thy-1, a cell adhesion molecule abundantly expressed in mammalian neurons, binds to a β
3-containing integrin on astrocytes and thereby stimulates the assembly of focal adhesions …

[HTML][HTML] Direct Thy-1/αVβ3 integrin interaction mediates neuron to astrocyte communication

T Hermosilla, D Muñoz, R Herrera-Molina… - … et Biophysica Acta (BBA …, 2008 - Elsevier
Thy-1 is an abundant neuronal glycoprotein of poorly defined function. We recently provided
evidence indicating that Thy-1 clusters a β3-containing integrin in astrocytes to induce …

[HTML][HTML] Signaling triggered by Thy-1 interaction with ß3 integrin on astrocytes is an essential step towards unraveling neuronal Thy-1 function

ANA AVALOS, CV Labra, AFG Quest, L Leyton - Biological Research, 2002 - SciELO Chile
Thy-1 is an abundant neuronal glycoprotein in mammals. Despite such prevalence, Thy-1
function remains largely obscure in the absence of a defined ligand. Recently described …

Intracellular Ca2+ Increases and Connexin 43 Hemichannel Opening Are Necessary but Not Sufficient for Thy-1-Induced Astrocyte Migration

R Lagos-Cabré, M Brenet, J Díaz, RD Pérez… - International Journal of …, 2018 - mdpi.com
Under pro-inflammatory conditions, astrocytes become reactive and acquire a migratory
phenotype. Our results show that hemichannels formed by connexin 43 (Cx43) play an …

[HTML][HTML] Astrocyte-to-neuron communication through integrin-engaged Thy-1/CBP/Csk/Src complex triggers neurite retraction via the RhoA/ROCK pathway

H Maldonado, C Calderon, F Burgos-Bravo… - … et Biophysica Acta (BBA …, 2017 - Elsevier
Two key proteins for cellular communication between astrocytes and neurons are αvβ3
integrin and the receptor Thy-1. Binding of these molecules in the same (cis) or on adjacent …