The role of neurexins and neuroligins in the formation, maturation, and function of vertebrate synapses

DD Krueger, LP Tuffy, T Papadopoulos… - Current opinion in …, 2012 - Elsevier
Neurexins (NXs) and neuroligins (NLs) are transsynaptically interacting cell adhesion
proteins that play a key role in the formation, maturation, activity-dependent validation, and …

AMP kinase–mediated activation of the BH3-only protein Bim couples energy depletion to stress-induced apoptosis

CG Concannon, LP Tuffy, P Weisová, HP Bonner… - Journal of cell …, 2010 - rupress.org
Excitotoxicity after glutamate receptor overactivation induces disturbances in cellular ion
gradients, resulting in necrosis or apoptosis. Excitotoxic necrosis is triggered by rapid, …

Homodimerization and isoform-specific heterodimerization of neuroligins

A Poulopoulos, T Soykan, LP Tuffy… - Biochemical …, 2012 - portlandpress.com
Neuroligins are postsynaptic adhesion proteins involved in the establishment of functional
synapses in the central nervous system. In rodents, four genes give rise to neuroligins that …

Transient oxytocin signaling primes the development and function of excitatory hippocampal neurons

…, M Gravati, G Biella, I Bormuth, M Hammer, LP Tuffy… - Elife, 2017 - elifesciences.org
10.7554/eLife.22466.001 Beyond its role in parturition and lactation, oxytocin influences
higher brain processes that control social behavior of mammals, and perturbed oxytocin …

Calpains are downstream effectors of bax-dependent excitotoxic apoptosis

B D'Orsi, H Bonner, LP Tuffy, H Düssmann… - Journal of …, 2012 - Soc Neuroscience
Excitotoxicity resulting from excessive Ca 2+ influx through glutamate receptors contributes
to neuronal injury after stroke, trauma, and seizures. Increased cytosolic Ca 2+ levels …

Role of 5′-adenosine monophosphate-activated protein kinase in cell survival and death responses in neurons

P Weisová, D Dávila, LP Tuffy, MW Ward… - Antioxidants & redox …, 2011 - liebertpub.com
5′-Adenosine monophosphate (AMP)-activated protein kinase (AMPK) is a key sensor of
cellular energy status. AMPK signaling regulates energy balance at the cellular, organ, and …

[HTML][HTML] XIAP impairs Smac release from the mitochondria during apoptosis

L Flanagan, J Sebastia, LP Tuffy, A Spring… - Cell death & …, 2010 - nature.com
X-linked inhibitor of apoptosis protein (XIAP) is a potent inhibitor of caspases 3, 7 and 9,
and mitochondrial Smac (second mitochondria-derived activator of caspase) release during …

Endoplasmic reticulum stress‐mediated upregulation of miR‐29a enhances sensitivity to neuronal apoptosis

K Nolan, F Walter, LP Tuffy, S Poeschel… - European Journal of …, 2016 - Wiley Online Library
Disturbance of homeostasis within the endoplasmic reticulum ( ER ) lumen leads to the
accumulation of unfolded and misfolded proteins. This results in the activation of an evolutionary …

NMDA receptor‐mediated excitotoxic neuronal apoptosis in vitro and in vivo occurs in an ER stress and PUMA independent manner

…, HP Bonner, K Kuroki, LP Tuffy… - Journal of …, 2008 - Wiley Online Library
Disruption of endoplasmic reticulum (ER) Ca 2+ homeostasis and ER dysfunction have been
suggested to contribute to excitotoxic and ischaemic neuronal injury. Previously, we have …

Characterization of Puma-dependent and Puma-independent neuronal cell death pathways following prolonged proteasomal inhibition

LP Tuffy, CG Concannon, B D'Orsi… - … and cellular biology, 2010 - Taylor & Francis
Proteasomal stress and the accumulation of polyubiquitinated proteins are key features of
numerous neurodegenerative disorders. Previously we demonstrated that stabilization of p53 …