Pericyte structure and distribution in the cerebral cortex revealed by high-resolution imaging of transgenic mice

DA Hartmann, RG Underly, RI Grant… - …, 2015 - spiedigitallibrary.org
Pericytes are essential for normal brain function, but many aspects of their physiology
remain enigmatic due to a lack of tools to genetically target this cell population. Here, we …

Organizational hierarchy and structural diversity of microvascular pericytes in adult mouse cortex

RI Grant, DA Hartmann, RG Underly… - Journal of Cerebral …, 2019 - journals.sagepub.com
Smooth muscle cells and pericytes, together called mural cells, coordinate many distinct
vascular functions. Canonically, smooth muscle cells are ring-shaped and cover arterioles with …

[PDF][PDF] Dynamic remodeling of pericytes in vivo maintains capillary coverage in the adult mouse brain

AA Berthiaume, RI Grant, KP McDowell, RG Underly… - Cell reports, 2018 - cell.com
Direct contact and communication between pericytes and endothelial cells is critical for
maintenance of cerebrovascular stability and blood-brain barrier function. Capillary pericytes …

Pericytes as inducers of rapid, matrix metalloproteinase-9-dependent capillary damage during ischemia

RG Underly, M Levy, DA Hartmann… - Journal of …, 2017 - Soc Neuroscience
Blood–brain barrier disruption (BBB) and release of toxic blood molecules into the brain
contributes to neuronal injury during stroke and other cerebrovascular diseases. While pericytes …

A murine toolbox for imaging the neurovascular unit

DA Hartmann, RG Underly, AN Watson… - …, 2015 - Wiley Online Library
The neurovascular unit (NVU) coordinates many essential functions in the brain including
blood flow control, nutrient delivery, and maintenance of BBB integrity. These functions are the …

Three-dimensional ultrastructure of the brain pericyte-endothelial interface

…, V Coelho-Santos, RG Underly… - Journal of Cerebral …, 2021 - journals.sagepub.com
Pericytes and endothelial cells share membranous interdigitations called “peg-and-socket”
interactions that facilitate their adhesion and biochemical crosstalk during vascular …

Post-operative environmental enrichment improves spatial and motor deficits but may not ameliorate anxiety-or depression-like symptoms in rats following traumatic …

KE Moritz, K Geeck, RG Underly… - Restorative …, 2014 - content.iospress.com
Purpose: Anxiety-like (ANX) and depression-like (DEP) symptoms are common consequences
of traumatic brain injury (TBI). Environmental enrichment (EE) attenuates many deficits, …

Photothrombotic induction of capillary ischemia in the mouse cortex during in vivo two-photon imaging

RG Underly, AY Shih - Bio-protocol, 2017 - bio-protocol.org
Photothrombosis of blood vessels refers to the activation of a circulating photosensitive dye
with a green light to induce clotting in vivo (Watson et al., 1985). Previous studies have …

[HTML][HTML] Rapid, nitric oxide synthesis-dependent activation of MMP-9 at pericyte somata during capillary ischemia in vivo

RG Underly, AY Shih - Frontiers in Physiology, 2021 - frontiersin.org
Nitric oxide serves essential roles in normal vascular physiology, but paradoxically contributes
to vascular pathology in disease. During brain ischemia, aberrant nitric oxide levels can …

[HTML][HTML] ROS-induced DNA damage as an underlying cause of aging

G Robert, JR Wagner - Advances in Geriatric Medicine and Research, 2020 - hapres.com
… intense and multidisciplinary research to fully understand the biochemical and biological
steps of aging and move forward to develop plausible strategies that prevent the underlying