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

The coronary collateral circulation in normal goats.

W E Brown1, M G Magno, P D Buckman

  • 1Department of Surgery, Thomas Jefferson University, Philadelphia, Pennsylvania 19107.

The Journal of Surgical Research
|July 1, 1991
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

Functional and structural insights into HCMV terminase accessory proteins pUL77 and pUL93.

Journal of virology·2025
Same author

Effects of a high-protein corn coproduct as a replacement for soybean meal in calf starter feed in the postweaning period.

Journal of dairy science·2025
Same author

Increasing the prepartum dose of rumen-protected choline: Effects of maternal choline supplementation on growth, feed efficiency, and metabolism in Holstein and Holstein × Angus calves.

Journal of dairy science·2023
Same author

Increasing the prepartum dose of rumen-protected choline: Effects on milk production and metabolism in high-producing Holstein dairy cows.

Journal of dairy science·2023
Same author

Predicting dry matter intake in mid-lactation Holstein cows using point-in-time data streams available on dairy farms.

Journal of dairy science·2022
Same author

Feeding behavior parameters and temporal patterns in mid-lactation Holstein cows across a range of residual feed intake values.

Journal of dairy science·2022
Same journal

Management of Concomitant Traumatic Abdominal Vascular and Gastrointestinal Injuries: A Descriptive Study.

The Journal of surgical research·2026
Same journal

Article Processing Charges in General Surgery Journals: Implications for Equitable Publishing Access in Low-Income and Middle-Income Countries.

The Journal of surgical research·2026
Same journal

Association of Distal Internal Carotid Artery Tortuosity With Carotid Artery Stenting Outcomes.

The Journal of surgical research·2026
Same journal

Appendectomy and Subsequent Type 2 Diabetes - A National Cohort study.

The Journal of surgical research·2026
Same journal

Perceptions and Barriers to Intraoperative Non-technical Skills Feedback in General Surgery: A Mixed-Methods Study.

The Journal of surgical research·2026
Same journal

Individual Strategies and Institutional Solutions: Advancement of Asian Women in Academic Surgery.

The Journal of surgical research·2026
See all related articles

Goats exhibit limited coronary collateral circulation, resulting in low blood flow to ischemic zones during coronary artery occlusion. This highlights the goat

Area of Science:

  • Cardiovascular Physiology
  • Myocardial Perfusion
  • Coronary Circulation

Background:

  • Understanding coronary collateral circulation is crucial for managing myocardial infarction.
  • Goats are utilized as a model for cardiovascular research, but their collateral capacity is not well-defined.

Purpose of the Study:

  • To evaluate the coronary collateral circulation in goats.
  • To quantify myocardial blood flow in ischemic regions during coronary artery occlusion.

Main Methods:

  • Anesthetized goats underwent coronary artery occlusion.
  • Regional myocardial blood flow was measured using colored microspheres.
  • Area at Risk (AAR) and ischemic zones were delineated using dye and microsphere distribution.

Related Experiment Videos

Main Results:

  • Baseline myocardial blood flow was established.
  • Following occlusion, ischemic zones showed significantly reduced blood flow (0.07 ml/min/g).
  • Border zones exhibited moderate flow (0.31 ml/min/g) due to overlap with non-ischemic areas, with minimal increase over 3 hours.

Conclusions:

  • Goats possess limited native collateral blood vessels, explaining low flow to ischemic myocardial regions.
  • Myocardial blood flow in the ischemic border zone is influenced by collateral recruitment and overlap with normally perfused myocardium.