Disruption of axonal transport in neurodegeneration

SH Berth, TE Lloyd - The Journal of Clinical Investigation, 2023 - Am Soc Clin Investig
Neurons are markedly compartmentalized, which makes them reliant on axonal transport to
maintain their health. Axonal transport is important for anterograde delivery of newly …

Molecular pathophysiological mechanisms in Huntington's disease

A Jurcau - Biomedicines, 2022 - mdpi.com
Huntington's disease is an inherited neurodegenerative disease described 150 years ago
by George Huntington. The genetic defect was identified in 1993 to be an expanded CAG …

Morphological, cellular, and molecular basis of brain infection in COVID-19 patients

F Crunfli, VC Carregari, FP Veras… - Proceedings of the …, 2022 - National Acad Sciences
Although increasing evidence confirms neuropsychiatric manifestations associated mainly
with severe COVID-19 infection, long-term neuropsychiatric dysfunction (recently …

[HTML][HTML] SARS-CoV-2 infects brain astrocytes of COVID-19 patients and impairs neuronal viability

F Crunfli, VC Carregari, FP Veras, PH Vendramini… - MedRxiv, 2021 - medrxiv.org
One increasingly documented tendency of COVID-19 patients is to exhibit neuropsychiatric
and neurological symptoms. Here we found that anxiety and cognitive impairment are …

Huntingtin and the Synapse

JC Barron, EP Hurley, MP Parsons - Frontiers in Cellular …, 2021 - frontiersin.org
Huntington disease (HD) is a monogenic disease that results in a combination of motor,
psychiatric and cognitive symptoms. HD is caused by a CAG trinucleotide repeat expansion …

Vesicles driven by dynein and kinesin exhibit directional reversals without regulators

AI D'Souza, R Grover, GA Monzon, L Santen… - Nature …, 2023 - nature.com
Intracellular vesicular transport along cytoskeletal filaments ensures targeted cargo delivery.
Such transport is rarely unidirectional but rather bidirectional, with frequent directional …

Synaptic vesicle recycling and the endolysosomal system: a reappraisal of form and function

D Ivanova, MA Cousin - Frontiers in synaptic neuroscience, 2022 - frontiersin.org
The endolysosomal system is present in all cell types. Within these cells, it performs a series
of essential roles, such as trafficking and sorting of membrane cargo, intracellular signaling …

Mutant huntingtin impairs pancreatic β-cells by recruiting IRS-2 and disturbing the PI3K/AKT/FoxO1 signaling pathway in huntington's disease

L Li, Y Sun, Y Zhang, W Wang, C Ye - Journal of Molecular Neuroscience, 2021 - Springer
Patients with Huntington's disease (HD) have an increased incidence of diabetes. However,
the molecular mechanisms of pancreatic β-cell dysfunction have not been entirely clarified …

Therapeutic targeting of Rab GTPases: Relevance for Alzheimer's disease

KL Jordan, DJ Koss, TF Outeiro, F Giorgini - Biomedicines, 2022 - mdpi.com
Rab GTPases (Rabs) are small proteins that play crucial roles in vesicle transport and
membrane trafficking. Owing to their widespread functions in several steps of vesicle …

Differential mitochondrial roles for α-synuclein in DRP1-dependent fission and PINK1/Parkin-mediated oxidation

TJ Krzystek, R Banerjee, L Thurston, JQ Huang… - Cell death & …, 2021 - nature.com
Mitochondria are highly dynamic organelles with strict quality control processes that
maintain cellular homeostasis. Within axons, coordinated cycles of fission-fusion mediated …