Evidence map›Paper›PMID 24658222›Full record

ArticleMedicine and science in sports and exercise2014

Exercise training augments regional bone and marrow blood flow during exercise.

John N Stabley, Natasha C Moningka, Bradley J Behnke, Michael D Delp

Registry-linked trialAbstract read
In one paragraph

Article in Medicine and science in sports and exercise, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04083794 (Exploration of Blood Flow Regulation to Bone in Humans), which is not on this map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT04083794 nacompletednot on this mapstarted 2018, after this paper: background citation

Exploration of Blood Flow Regulation to Bone in Humans

TypeinterventionalSponsorSpaulding Rehabilitation HospitalRan2018 to 2023Enrolled90ConditionsBone Blood Flow RegulationArmsLaboratory based assessments
3 · Its place in the literature

Who cites it

21 citing papers in PubMed.

  1. Trial
  2. Article
  3. Review
  4. Review
  5. Review
  6. Article
  7. Article
  8. Article
  9. Neurovascular coupling in bone regeneration.Experimental & molecular medicine · 2022
    Review
  10. Article
  11. Article
  12. Review
  13. Review
  14. Article
  15. Review
  16. Near infrared spectroscopy for measuring changes in bone hemoglobin content after exercise in individuals with spinal cord injury.Journal of orthopaedic research : official publication of the Orthopaedic Research Society · 2018
    Article
  17. Review
  18. Article
  19. Aerobic exercise in humans mobilizes HSCs in an intensity-dependent manner.Journal of applied physiology (Bethesda, Md. : 1985) · 2017
    Article
  20. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

John N Stabley1Center for Exercise Science, Department of Applied Physiology and Kinesiology, University of Florida, Gainesville, FL; and 2Department of Physiology and Functional Genomics, University of Florida, Gainesville, FL.
Natasha C Moningka
Bradley J Behnke
Michael D Delp

Funding

Vascular Function with Aging, Viral Gene Therapy and Exercise TrainingK01AG031327 · NIA · UNIVERSITY OF FLORIDA · PI BEHNKE, BRAD J · 2008 to 2012
$589k
NIA NIH HHS AG-31317NIA NIH HHS K01 AG031327
6 · The paper itself

Abstract

introductionThe principal nutrient artery to the femur demonstrates an increase in nitric oxide-mediated vasodilation in rats after treadmill exercise training. The present study sought to determine whether exercise training improves hindlimb bone and marrow blood flow distribution at rest and during exercise.

methodsSix 8-month old male Sprague-Dawley rats were exercise trained (ET) with treadmill walking at 15 m · min(-1) up a 15° incline for 60 min · d(-1) over a 10- to 12-wk period. Sedentary (SED) control animals were acclimated to treadmill exercise for 5 min · d(-1) during the week preceding the blood flow measurements. Blood flow to nine distinct regions of the femur, tibia, and fibula was determined at rest and during low-intensity exercise (15 m · min(-1) walking, 0° incline) using the reference sample microsphere method.

resultsThe results demonstrate an augmentation of exercise hyperemia above that observed in SED rats during exercise in only one region of the bone, the femoral diaphysis, of ET rats. However, whereas exercise hyperemia occurred in three of the nine hindlimb bone regions measured in SED rats, exercise hyperemia occurred in seven of nine regions in ET rats.

conclusionsThese data indicate an increase in generalized hindlimb bone and marrow blood flow during physical activity after a period of exercise training. Elevations in regional bone and marrow blood flow after training may augment medullary pressure and bone interstitial fluid flow, thus benefiting bone integrity.

Indexed as

AnimalsBody Mass IndexBone MarrowFemurFibulaHemodynamicsHindlimbMalePhysical Conditioning, AnimalRats, Sprague-DawleyRegional Blood FlowTibiaVasodilation

Identifiers

PMID24658222
PMCPMC4169763

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.