Heart failure-induced cognitive dysfunction is mediated by intracellular Ca2+ leak through ryanodine receptor type 2

H Dridi, Y Liu, S Reiken, X Liu, EK Argyrousi… - Nature …, 2023 - nature.com
Cognitive dysfunction (CD) in heart failure (HF) adversely affects treatment compliance and
quality of life. Although ryanodine receptor type 2 (RyR2) has been linked to cardiac muscle …

[HTML][HTML] Transient docking of synaptic vesicles: Implications and mechanisms

GF Kusick, TH Ogunmowo, S Watanabe - Current opinion in neurobiology, 2022 - Elsevier
As synaptic vesicles fuse, they must continually be replaced with new docked, fusion-
competent vesicles to sustain neurotransmission. It has long been appreciated that vesicles …

Function of Drosophila Synaptotagmins in membrane trafficking at synapses

MC Quiñones-Frías, JT Littleton - Cellular and Molecular Life Sciences, 2021 - Springer
The Synaptotagmin (SYT) family of proteins play key roles in regulating membrane
trafficking at neuronal synapses. Using both Ca 2+-dependent and Ca 2+-independent …

Synaptotagmin 7 is targeted to the axonal plasma membrane through γ-secretase processing to promote synaptic vesicle docking in mouse hippocampal neurons

JD Vevea, GF Kusick, KC Courtney, E Chen… - Elife, 2021 - elifesciences.org
Abstract Synaptotagmin 7 (SYT7) has emerged as a key regulator of presynaptic function,
but its localization and precise role in the synaptic vesicle cycle remain the subject of …

Asynchronous glutamate release is enhanced in low release efficacy synapses and dispersed across the active zone

PRF Mendonça, E Tagliatti, H Langley… - Nature …, 2022 - nature.com
The balance between fast synchronous and delayed asynchronous release of
neurotransmitters has a major role in defining computational properties of neuronal …

[HTML][HTML] Synaptotagmin 7 transiently docks synaptic vesicles to support facilitation and Doc2α-triggered asynchronous release

Z Wu, GF Kusick, MMM Berns, S Raychaudhuri, K Itoh… - eLife, 2023 - elifesciences.org
The molecular basis of asynchronous neurotransmitter release remains enigmatic despite
decades of intense study. Synaptotagmin (syt) 7 and Doc2 have both been proposed as …

Synaptotagmin-7 places dense-core vesicles at the cell membrane to promote Munc13-2- and Ca2+-dependent priming

B Tawfik, JS Martins, S Houy, C Imig, PS Pinheiro… - Elife, 2021 - elifesciences.org
Synaptotagmins confer calcium-dependence to the exocytosis of secretory vesicles, but how
coexpressed synaptotagmins interact remains unclear. We find that synaptotagmin-1 and …

Synaptotagmin‐7 mediates cardiac hypertrophy by targeting autophagy

T Sun, Y Han, JL Li, S Wang, ZJ Jing, Z Yan… - The FEBS …, 2024 - Wiley Online Library
Sustained cardiac hypertrophy damages the heart and weakens cardiac function, often
leading to heart failure and even death. Pathological cardiac hypertrophy has become a …

Synaptotagmin 7 sculpts short-term plasticity at a high probability synapse

DN Chiu, BC Carter - Journal of Neuroscience, 2024 - Soc Neuroscience
Synapses with high release probability (Pr) tend to exhibit short-term synaptic depression.
According to the prevailing model, this reflects the temporary depletion of release-ready …

A single base pair substitution in zebrafish distinguishes between innate and acute startle behavior regulation

EA Ortiz, PD Campbell, JC Nelson, M Granato - Plos one, 2024 - journals.plos.org
Behavioral thresholds define the lowest stimulus intensities sufficient to elicit a behavioral
response. Establishment of baseline behavioral thresholds during development is critical for …