Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Autoregulation of Blood Flow01:17

Autoregulation of Blood Flow

Autoregulation mechanisms are characterized by their inherent capacity for self-regulation without necessitating specific nervous stimulation or endocrine control. These mechanisms facilitate the adjustment of blood flow and, therefore, perfusion specific to each tissue region. This self-regulation encompasses chemical signals and myogenic controls.
Chemical Signaling in Autoregulation
Chemical signaling operates at the precapillary sphincter level, inciting either contraction or relaxation.
Neural Regulation of Blood Pressure01:18

Neural Regulation of Blood Pressure

The neural regulation of blood pressure involves intricate interactions between the autonomic nervous system (ANS) and cardiovascular system, ensuring adequate perfusion of tissues. This regulation primarily occurs through baroreceptor and chemoreceptor reflexes, involving both short-term and long-term mechanisms.
Baroreceptor Reflex
Baroreceptors, located in the carotid sinuses and aortic arch, detect changes in blood pressure. When blood pressure rises, these stretch-sensitive receptors...
Regulation of the Cardiovascular System01:27

Regulation of the Cardiovascular System

The regulation of the cardiovascular system allows the body to adapt to various demands and maintain homeostasis.
The regulation of the cardiovascular system involves the autonomic nervous system (ANS), baroreceptors, and chemoreceptors, ensuring that heart rate and blood pressure are appropriately modulated in response to varying physiological demands.
The ANS comprises two main divisions: the sympathetic and parasympathetic nervous systems. The sympathetic nervous system enhances...
Hypertension and Regulation of Blood Pressure01:18

Hypertension and Regulation of Blood Pressure

Hypertension, the most common cardiovascular disease, is diagnosed through repeated measurements of elevated blood pressure. Its risks, including damage to the kidney, heart, and brain, are directly proportional to blood pressure levels. Starting from 115/75 mm Hg, the risk of cardiovascular disease doubles with each increment of 20/10 mm Hg. The diagnosis relies on blood pressure measurements, not on patient symptoms, as hypertension is often asymptomatic until end-organ damage is imminent or...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Vascular mechanoreceptor magnetic activation, hemodynamic evidence and potential clinical outcomes.

Electromagnetic biology and medicine·2025
Same author

Carotid Baroreceptor Magnetic Activation and Beat-to-Beat Blood Pressure Variability, Implications to Treat Abrupt Blood Pressure Elevation in Labile Hypertension.

Bioelectromagnetics·2022
Same author

Static Magnetic Field Versus Systemic Calcium Channel Blockade Effect on Microcirculation: Possible Mechanisms and Clinical Implementation.

Bioelectromagnetics·2020
Same author

Baroreceptor stimulation enhanced nitric oxide vasodilator responsiveness, a new aspect of baroreflex physiology.

Microvascular research·2014
Same author

Static magnetic field blood pressure buffering, baroreflex vs. vascular blood pressure control mechanism.

International journal of radiation biology·2010
Same author

Static magnetic field effect on the arterial baroreflex-mediated control of microcirculation: implications for cardiovascular effects due to environmental magnetic fields.

Radiation and environmental biophysics·2007

Related Experiment Video

Updated: May 15, 2026

Implantation of Combined Telemetric ECG and Blood Pressure Transmitters to Determine Spontaneous Baroreflex Sensitivity in Conscious Mice
09:56

Implantation of Combined Telemetric ECG and Blood Pressure Transmitters to Determine Spontaneous Baroreflex Sensitivity in Conscious Mice

Published on: February 14, 2021

Static magnetic field effect on microcirculation, direct versus baroreflex-mediated approach.

Juraj Gmitrov1

  • 1Department of Environmental Health, The National Institute of Public Health , Tokyo , Japan.

Electromagnetic Biology and Medicine
|January 18, 2013
PubMed
Summary

Static magnetic fields (SMF) significantly enhance microcirculation and vasodilation in rabbits. This effect, mediated by the baroreflex, suggests potential clinical applications for circulatory disorders.

More Related Videos

A Methodological Approach to Non-invasive Assessments of Vascular Function and Morphology
09:33

A Methodological Approach to Non-invasive Assessments of Vascular Function and Morphology

Published on: February 7, 2015

Effects of Blast-induced Neurotrauma on Pressurized Rodent Middle Cerebral Arteries
08:21

Effects of Blast-induced Neurotrauma on Pressurized Rodent Middle Cerebral Arteries

Published on: April 1, 2019

Related Experiment Videos

Last Updated: May 15, 2026

Implantation of Combined Telemetric ECG and Blood Pressure Transmitters to Determine Spontaneous Baroreflex Sensitivity in Conscious Mice
09:56

Implantation of Combined Telemetric ECG and Blood Pressure Transmitters to Determine Spontaneous Baroreflex Sensitivity in Conscious Mice

Published on: February 14, 2021

A Methodological Approach to Non-invasive Assessments of Vascular Function and Morphology
09:33

A Methodological Approach to Non-invasive Assessments of Vascular Function and Morphology

Published on: February 7, 2015

Effects of Blast-induced Neurotrauma on Pressurized Rodent Middle Cerebral Arteries
08:21

Effects of Blast-induced Neurotrauma on Pressurized Rodent Middle Cerebral Arteries

Published on: April 1, 2019

Area of Science:

  • Physiology
  • Biophysics

Background:

  • Microcirculation is crucial for tissue oxygenation and waste removal.
  • The baroreflex system regulates blood pressure and cardiovascular function.
  • Static magnetic fields (SMF) are being investigated for potential therapeutic effects.

Purpose of the Study:

  • To investigate the effects of SMF on microcirculation and arterial baroreflex sensitivity in conscious rabbits.
  • To explore the underlying physiological mechanisms of SMF-induced circulatory changes.

Main Methods:

  • Conscious rabbits were sedated and exposed to either SMF (0.25 T or 0.35 T) or sham conditions.
  • Measurements included mean femoral artery blood pressure, heart rate, arterial baroreflex sensitivity, and microcirculatory blood flow using microphotoelectric plethysmography (MPPG).

Main Results:

  • SMF exposure significantly increased microcirculation by 17.8% in cutaneous tissue and 23.3% in the sinocarotid baroreceptor area.
  • In the baroreceptor exposure group, SMF decreased blood pressure, increased heart rate variability and baroreflex sensitivity, and enhanced microcirculatory vasodilation.
  • A positive correlation was observed between increased baroreflex sensitivity and microcirculatory blood flow.

Conclusions:

  • SMF exerts a significant vasodilatory effect on both macro- and microcirculation.
  • SMF enhances arterial baroreflex capacity, potentially by increasing vascular sensitivity to nitric oxide (NO).
  • These findings suggest a novel physiological mechanism for blood pressure buffering and microcirculatory control, with potential clinical implications for circulatory disorders.