Biophysical Kv3 channel alterations dampen excitability of cortical PV interneurons and contribute to network hyperexcitability in early Alzheimer's

VJ Olah, AM Goettemoeller, S Rayaprolu, EB Dammer… - Elife, 2022 - elifesciences.org
In Alzheimer's disease (AD), a multitude of genetic risk factors and early biomarkers are
known. Nevertheless, the causal factors responsible for initiating cognitive decline in AD …

[HTML][HTML] Hyperexcitable parvalbumin interneurons render hippocampal circuitry vulnerable to amyloid beta

S Hijazi, TS Heistek, R van der Loo, HD Mansvelder… - Iscience, 2020 - cell.com
Parvalbumin (PV) interneuron dysfunction is associated with various brain disorders,
including Alzheimer disease (AD). Here, we asked whether early PV neuron …

[HTML][HTML] Early restoration of parvalbumin interneuron activity prevents memory loss and network hyperexcitability in a mouse model of Alzheimer's disease

S Hijazi, TS Heistek, P Scheltens, U Neumann… - Molecular …, 2020 - nature.com
Neuronal network dysfunction is increasingly recognized as an early symptom in
Alzheimer's disease (AD) and may provide new entry points for diagnosis and intervention …

[HTML][HTML] Native-state proteomics of Parvalbumin interneurons identifies unique molecular signatures and vulnerabilities to early Alzheimer's pathology

P Kumar, AM Goettemoeller, C Espinosa-Garcia… - Nature …, 2024 - nature.com
Dysfunction in fast-spiking parvalbumin interneurons (PV-INs) may represent an early
pathophysiological perturbation in Alzheimer's Disease (AD). Defining early proteomic …

[HTML][HTML] Inhibitory interneuron deficit links altered network activity and cognitive dysfunction in Alzheimer model

L Verret, EO Mann, GB Hang, AMI Barth, I Cobos, K Ho… - Cell, 2012 - cell.com
Alzheimer's disease (AD) results in cognitive decline and altered network activity, but the
mechanisms are unknown. We studied human amyloid precursor protein (hAPP) transgenic …

[HTML][HTML] Fast-spiking parvalbumin-positive interneurons in brain physiology and Alzheimer's disease

S Hijazi, AB Smit, RE van Kesteren - Molecular Psychiatry, 2023 - nature.com
Fast-spiking parvalbumin (PV) interneurons are inhibitory interneurons with unique
morphological and functional properties that allow them to precisely control local circuitry …

[HTML][HTML] Phenotypic alterations in hippocampal NPY-and PV-expressing interneurons in a presymptomatic transgenic mouse model of Alzheimer's disease

I Mahar, MS Albuquerque… - Frontiers in Aging …, 2017 - frontiersin.org
Interneurons, key regulators of hippocampal neuronal network excitability and
synchronization, are lost in advanced stages of Alzheimer's disease (AD). Given that …

Store depletion-induced h-channel plasticity rescues a channelopathy linked to Alzheimer's disease

TF Musial, E Molina-Campos, LA Bean… - Neurobiology of learning …, 2018 - Elsevier
Voltage-gated ion channels are critical for neuronal integration. Some of these channels,
however, are misregulated in several neurological disorders, causing both gain-and loss-of …

[HTML][HTML] Resilient Hippocampal Gamma Rhythmogenesis and Parvalbumin-Expressing Interneuron Function Before and After Plaque Burden in 5xFAD Alzheimer's …

CA Mackenzie-Gray Scott, KA Pelkey… - Frontiers in synaptic …, 2022 - frontiersin.org
Recent studies have implicated impaired Parvalbumin Fast-Spiking Interneuron (PVIN)
function as a precipitating factor underlying abnormalities in network synchrony, oscillatory …

Native-state proteomics of Parvalbumin interneurons identifies novel molecular signatures and metabolic vulnerabilities to early Alzheimer's disease pathology

P Kumar, AM Goettemoeller, C Espinosa-Garcia… - bioRxiv, 2023 - biorxiv.org
One of the earliest pathophysiological perturbations in Alzheimer's Disease (AD) may arise
from dysfunction of fast-spiking parvalbumin (PV) interneurons (PV-INs). Defining early …