[HTML][HTML] Smooth muscle ion channels and regulation of vascular tone in resistance arteries and arterioles

NR Tykocki, EM Boerman… - Comprehensive Physiology, 2017 - ncbi.nlm.nih.gov
Vascular tone of resistance arteries and arterioles determines peripheral vascular
resistance, contributing to the regulation of blood pressure and blood flow to, and within the …

Cellular and ionic mechanisms of arterial vasomotion

WC Cole, GR Gordon, AP Braun - Smooth Muscle Spontaneous Activity …, 2019 - Springer
Rhythmical contractility of blood vessels was first observed in bat wing veins by Jones
(Philos Trans R Soc Lond 1852: 142, 131–136), and subsequently described in arteries and …

The role of capsaicin-sensitive C-fiber afferent pathways in the control of micturition in spinal-intact and spinal cord-injured mice

K Kadekawa, T Majima, T Shimizu… - American Journal …, 2017 - journals.physiology.org
We examined bladder and urethral sphincter activity in mice with or without spinal cord
injury (SCI) after C-fiber afferent desensitization induced by capsaicin pretreatment and …

Venous cerebral blood volume increase during voluntary locomotion reflects cardiovascular changes

BX Huo, SE Greene, PJ Drew - Neuroimage, 2015 - Elsevier
Understanding how changes in the cardiovascular system contribute to cerebral blood flow
(CBF) and volume (CBV) increases is critical for interpreting hemodynamic signals. Here we …

High-resolution vasomotion analysis reveals novel arteriole physiological features and progressive modulation of cerebral vascular networks by stroke

YY Zhang, JZ Li, HQ Xie, YX Jin… - Journal of Cerebral …, 2024 - journals.sagepub.com
Spontaneous cerebral vasomotion, characterized by∼ 0.1 Hz rhythmic contractility, is crucial
for brain homeostasis. However, our understanding of vasomotion is limited due to a lack of …

Role of pericytes in the initiation and propagation of spontaneous activity in the microvasculature

H Hashitani, R Mitsui - Smooth Muscle Spontaneous Activity: Physiological …, 2019 - Springer
The microvasculature is composed of arterioles, capillaries and venules. Spontaneous
arteriolar constrictions reduce effective vascular resistance to enhance tissue perfusion …

Arterial α2-Na+ pump expression influences blood pressure: lessons from novel, genetically engineered smooth muscle-specific α2 mice

L Chen, H Song, Y Wang, JC Lee… - American Journal …, 2015 - journals.physiology.org
Arterial myocytes express α1-catalytic subunit isoform Na+ pumps (75–80% of total), which
are ouabain resistant in rodents, and high ouabain affinity α2-Na+ pumps. Mice with globally …

Spatiotemporal analysis of blood plasma and blood cell flow fluctuations of cerebral microcirculation in anesthetized rats

T Niizawa, R Sakuraba, T Kusaka… - Journal of Cerebral …, 2023 - journals.sagepub.com
Cerebral hemodynamics fluctuates spontaneously over broad frequency ranges. However,
its spatiotemporal coherence of flow oscillations in cerebral microcirculation remains …

Conditional knockout of smooth muscle sodium calcium exchanger type‐1 lowers blood pressure and attenuates Angiotensin II‐salt hypertension

Y Wang, L Chen, M Li, H Cha, T Iwamoto… - Physiological …, 2015 - Wiley Online Library
The functions of smooth muscle sodium calcium exchanger (NCX) in the vasculature are
controversial and poorly understood. To determine the possible roles of NCX in the vascular …

Imaging sympathetic neurogenic Ca2+ signaling in blood vessels

WG Wier, JRH Mauban - Autonomic Neuroscience, 2017 - Elsevier
We review the information that has been provided by optical imaging experiments directed
at understanding the role and effects of sympathetic nerve activity (SNA) in the functioning of …