Rôle des caspases et des sphingolipides dans la signalisation cytotoxique du récepteur FAS dans les lymphocytes T

D Milhas - 2007 - theses.fr
Le récepteur Fas (CD95) et son ligand FasL (CD95-L) jouent un rôle clé dans la mort des
lymphocytes T. Alors que la caspase-8 a été montrée comme essentielle dans l'apoptose …

Nouveaux mécanismes d'induction et de régulation de la voie de signalisation apoptotique CD95/FAS

I Leroy - 2005 - theses.fr
La voie apoptotique induite par le récepteur Fas et son ligand (FasL) est impliquée dans de
nombreux mécanismes physiologiques et pathologiques. Cette voie se décompose en deux …

Caspase-dependent initiation of apoptosis and necrosis by the Fas receptor in lymphoid cells: onset of necrosis is associated with delayed ceramide increase

CA Hetz, M Hunn, P Rojas, V Torres… - Journal of cell …, 2002 - journals.biologists.com
Engagement of the Fas receptor promotes apoptosis by activation of caspases. In addition,
alterations in plasma membrane lipid orientation and intracellular ceramide levels are often …

Fas-induced apoptosis of T cells occurs independently of ceramide generation

JD Watts, M Gu, AJ Polverino… - Proceedings of the …, 1997 - National Acad Sciences
The Fas receptor is one of a number of important physiological inducers of programmed cell
death (apoptosis). Current models for regulation of this process involve rapid conversion of …

Inhibition of lymphocyte apoptosis

C De Simone, G Famularo - Emerging Therapeutic Targets, 1998 - Taylor & Francis
Background An unregulated process of lymphocyte apoptosis, which involves cells
irrespective of whether they are bearing the human immunodeficiency virus (HIV) genome …

Caspase-3 is a component of Fas death-inducing signaling complex in lipid rafts and its activity is required for complete caspase-8 activation during Fas-mediated cell …

SM Aouad, LY Cohen, E Sharif-Askari… - The Journal of …, 2004 - journals.aai.org
Since its discovery, caspase-8 has been placed at the apex of the proteolytic cascade
triggered by death receptor (DR) cross-linking. Because of its capacity to interact with the …

The versatility of Fas in death and survival signalling: role of a basic motif in the membrane-proximal intracellular region of the receptor

RM Kral - 2009 - theses.fr
Résumé The receptor Fas/CD95 can trigger cell death if activated by its ligand, FasL. In
addition, Fas can mediate proliferation and differentiation. An imbalance between these life …

The Fas ligand as a cell death factor and signal transducer

A Linkermann, J Qian, D Kabelitz… - Signal …, 2003 - Wiley Online Library
Abstract Fas ligand (FasL, CD95L) is the key death factor of receptor‐triggered programmed
cell death in immune cells. FasL/Fas‐dependent apoptosis plays a pivotal role in activation …

Caspase activation is required for T cell proliferation

NJ Kennedy, T Kataoka, J Tschopp… - The Journal of …, 1999 - rupress.org
Triggering of Fas (CD95) by its ligand (FasL) rapidly induces cell death via recruitment of the
adaptor protein Fas-associated death domain (FADD), resulting in activation of a caspase …

Amplification of Fas-mediated apoptosis in type II cells via microdomain recruitment

P Legembre, S Daburon, P Moreau… - … and cellular biology, 2005 - Am Soc Microbiol
Fas triggers apoptosis via the caspase cascade when bound to its ligand FasL. In type I
cells, Fas is concentrated into the plasma membrane lipid rafts, and these domains are …