SNARE regulatory proteins in synaptic vesicle fusion and recycling

CW Sauvola, JT Littleton - Frontiers in molecular neuroscience, 2021 - frontiersin.org
Membrane fusion is a universal feature of eukaryotic protein trafficking and is mediated by
the soluble N-ethylmaleimide sensitive factor attachment protein receptor (SNARE) family …

Molecular logic of synaptic diversity between Drosophila tonic and phasic motoneurons

SK Jetti, AB Crane, Y Akbergenova… - Neuron, 2023 - cell.com
Although neuronal subtypes display unique synaptic organization and function, the
underlying transcriptional differences that establish these features are poorly understood. To …

Active zone compaction correlates with presynaptic homeostatic potentiation

A Mrestani, M Pauli, P Kollmannsberger, F Repp… - Cell Reports, 2021 - cell.com
Neurotransmitter release is stabilized by homeostatic plasticity. Presynaptic homeostatic
potentiation (PHP) operates on timescales ranging from minute-to life-long adaptations and …

Acetylated α-tubulin K394 regulates microtubule stability to shape the growth of axon terminals

HAJ Saunders, DM Johnson-Schlitz, BV Jenkins… - Current Biology, 2022 - cell.com
Microtubules are essential to neuron shape and function. Acetylation of tubulin has the
potential to directly tune the behavior and function of microtubules in cells. Although …

Physiologic and nanoscale distinctions define glutamatergic synapses in tonic vs phasic neurons

K He, Y Han, X Li, RX Hernandez… - Journal of …, 2023 - Soc Neuroscience
Neurons exhibit a striking degree of functional diversity, each one tuned to the needs of the
circuitry in which it is embedded. A fundamental functional dichotomy occurs in activity …

The decoy SNARE Tomosyn sets tonic versus phasic release properties and is required for homeostatic synaptic plasticity

CW Sauvola, Y Akbergenova, KL Cunningham… - Elife, 2021 - elifesciences.org
Synaptic vesicle (SV) release probability (P r) is a key presynaptic determinant of synaptic
strength established by cell-intrinsic properties and further refined by plasticity. To …

Botulinum neurotoxin accurately separates tonic vs. phasic transmission and reveals heterosynaptic plasticity rules in Drosophila

Y Han, C Chien, P Goel, K He, C Pinales, C Buser… - Elife, 2022 - elifesciences.org
In developing and mature nervous systems, diverse neuronal subtypes innervate common
targets to establish, maintain, and modify neural circuit function. A major challenge towards …

[HTML][HTML] Excess glutamate release triggers subunit-specific homeostatic receptor scaling

Y Han, P Goel, J Chen, S Perry, N Tran, S Nishimura… - Cell reports, 2023 - cell.com
Ionotropic glutamate receptors (GluRs) are targets for modulation in Hebbian and
homeostatic synaptic plasticity and are remodeled by development, experience, and …

[HTML][HTML] Molecular and organizational diversity intersect to generate functional synaptic heterogeneity within and between excitatory neuronal subtypes

AT Medeiros, SJ Gratz, A Delgado, JT Ritt… - eLife, 2023 - elifesciences.org
Synaptic heterogeneity is a hallmark of complex nervous systems that enables reliable and
responsive communication in neural circuits. In this study, we investigated the contributions …

Loss of the extracellular matrix protein Perlecan disrupts axonal and synaptic stability during Drosophila development

EJ Guss, Y Akbergenova, KL Cunningham, JT Littleton - Elife, 2023 - elifesciences.org
Heparan sulfate proteoglycans (HSPGs) form essential components of the extracellular
matrix (ECM) and basement membrane (BM) and have both structural and signaling roles …