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 Experiment Videos

Nonlinear dynamics applied to blood pressure control.

S Eyal1, Y Almog, O Oz

  • 1Physics Department, Tel-Aviv University, Israel.

Autonomic Neuroscience : Basic & Clinical
|July 28, 2001
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Age-associated changes in obstacle negotiation strategies: Does size and timing matter?

Gait & posture·2017
Same author

Multicenter study of pars plana vitrectomy for optic disc pit maculopathy: MACPIT study.

Eye (London, England)·2017
Same author

Glutathione s-transferase m1, t1, and p1 gene polymorphism in exudative age-related macular degeneration: a preliminary report.

European journal of ophthalmology·2017
Same author

Epidural Spinal Cord Infiltration: A Rare Complication of Acute Myeloblastic Leukaemia.

Leukemia & lymphoma·2016
Same author

Imaging transporters: Transforming diagnostic and therapeutic development.

Clinical pharmacology and therapeutics·2016
Same author

Thyroid function abnormalities and cognitive decline.

European journal of neurology·2015
Same journal

The co-existence of Ehlers-Danlos syndrome and postural orthostatic tachycardia syndrome: A systematic review of the literature.

Autonomic neuroscience : basic & clinical·2026
Same journal

Urodynamics and what they reveal about autonomic innervation of the lower urinary tract: A narrative review.

Autonomic neuroscience : basic & clinical·2026
Same journal

Pelvic venous disorders and orthostatic intolerance: A systematic review of diagnostic associations and treatment outcomes.

Autonomic neuroscience : basic & clinical·2026
Same journal

Application of heart rate variability in clinical practice and research: A systematic review of recent years.

Autonomic neuroscience : basic & clinical·2026
Same journal

Spinal afferent endings in the gastrointestinal tract.

Autonomic neuroscience : basic & clinical·2026
Same journal

Gastric myoelectrical activity and autonomic dysfunction in children with IBD and IBS: An electrogastrographic and autonomic correlation study.

Autonomic neuroscience : basic & clinical·2026
See all related articles

Nonlinear dynamics analysis reveals distinct blood pressure control complexity in prehypertensive rats. This method can detect early cardiovascular differences between spontaneously hypertensive rats (SHR) and normotensive WKY rats.

Area of Science:

  • Cardiovascular Physiology
  • Nonlinear Dynamics
  • Hypertension Research

Background:

  • Hypertension is a prevalent condition linked to severe cardiovascular issues.
  • Understanding blood pressure regulation mechanisms is crucial for hypertension research.
  • Blood pressure control may involve nonlinear dynamics, suggesting complex signal characteristics.

Purpose of the Study:

  • To investigate nonlinear properties of blood pressure signals in normal and hypertension-prone models.
  • To assess blood pressure control complexity in young spontaneously hypertensive rats (SHR) versus normotensive WKY rats.

Main Methods:

  • Computed correlation dimension to quantify blood pressure control complexity.
  • Determined parameters for correlation dimension calculation.

Related Experiment Videos

  • Utilized surrogate data statistics with linear autocorrelated Gaussian noise as the null hypothesis.

    • Main Results:

    • Found non-integer correlation dimension values in both SHR and WKY rat strains.
    • Observed lower correlation dimension values in SHR compared to WKY rats, especially after alpha-blockade.
    • Demonstrated statistically significant differences between real and surrogate data across all analyses.

    Conclusions:

    • Nonlinear dynamics parameter 'D' effectively detects differences in blood pressure control.
    • This method can identify early cardiovascular distinctions in prehypertensive SHR and WKY rats at 6-7 weeks of age.