User profiles for Angeliki M. Nikolakopoulou

Mariangela Nikolakopoulou

University of Southern California
Verified email at usc.edu
Cited by 1812

Pericyte degeneration causes white matter dysfunction in the mouse central nervous system

A Montagne, AM Nikolakopoulou, Z Zhao, AP Sagare… - Nature medicine, 2018 - nature.com
Diffuse white-matter disease associated with small-vessel disease and dementia is prevalent
in the elderly. The biological mechanisms, however, remain elusive. Using pericyte-…

Pericyte loss leads to circulatory failure and pleiotrophin depletion causing neuron loss

AM Nikolakopoulou, A Montagne, K Kisler, Z Dai… - Nature …, 2019 - nature.com
Pericytes are positioned between brain capillary endothelial cells, astrocytes and neurons.
They degenerate in multiple neurological disorders. However, their role in the pathogenesis …

[HTML][HTML] APOE4 accelerates advanced-stage vascular and neurodegenerative disorder in old Alzheimer's mice via cyclophilin A independently of amyloid-β

A Montagne, AM Nikolakopoulou, MT Huuskonen… - Nature Aging, 2021 - nature.com
Apolipoprotein E4 (APOE4), the main susceptibility gene for Alzheimer’s disease (AD), leads
to vascular dysfunction, amyloid-β pathology, neurodegeneration and dementia. How these …

Netrin participates in the development of retinotectal synaptic connectivity by modulating axon arborization and synapse formation in the developing brain

C Manitt, AM Nikolakopoulou, DR Almario… - Journal of …, 2009 - Soc Neuroscience
Netrin has been implicated in retinal ganglion cell (RGC) axon pathfinding in a number of
species. In Xenopus laevis, RGC axons reaching their target in the optic tectum can be …

Activated microglia enhance neurogenesis via trypsinogen secretion

AM Nikolakopoulou, R Dutta, Z Chen… - Proceedings of the …, 2013 - National Acad Sciences
White matter neurons in multiple sclerosis brains are destroyed during demyelination and
then replaced in some chronic multiple sclerosis lesions that exhibit a morphologically distinct …

[HTML][HTML] 3K3A-activated protein C blocks amyloidogenic BACE1 pathway and improves functional outcome in mice

D Lazic, AP Sagare, AM Nikolakopoulou… - Journal of Experimental …, 2019 - rupress.org
3K3A-activated protein C (APC), a cell-signaling analogue of endogenous blood serine
protease APC, exerts vasculoprotective, neuroprotective, and anti-inflammatory activities in …

[HTML][HTML] Acute ablation of cortical pericytes leads to rapid neurovascular uncoupling

K Kisler, AM Nikolakopoulou, MD Sweeney… - Frontiers in Cellular …, 2020 - frontiersin.org
Pericytes are perivascular mural cells that enwrap brain capillaries and maintain blood-brain
barrier (BBB) integrity. Most studies suggest that pericytes regulate cerebral blood flow (…

Functional consequences of synapse remodeling following astrocyte-specific regulation of Ephrin-B1 in the adult hippocampus

…, AM Nikolakopoulou, M Garcia… - Journal of …, 2018 - Soc Neuroscience
Astrocyte-derived factors can control synapse formation and functions, making astrocytes an
attractive target for regulating neuronal circuits and associated behaviors. Abnormal …

Astrocytic ephrin-B1 regulates synapse remodeling following traumatic brain injury

AM Nikolakopoulou, J Koeppen, M Garcia… - ASN …, 2016 - journals.sagepub.com
Traumatic brain injury (TBI) can result in tissue alterations distant from the site of the initial
injury, which can trigger pathological changes within hippocampal circuits and are thought to …

[HTML][HTML] The liver and muscle secreted HFE2-protein maintains central nervous system blood vessel integrity

…, M Syonov, Y Baglaenko, AM Nikolakopoulou… - Nature …, 2024 - nature.com
Liver failure causes breakdown of the Blood CNS Barrier (BCB) leading to damages of the
Central-Nervous-System (CNS), however the mechanisms whereby the liver influences BCB-…