Cited by 1,353Neurogenesis and neuroplasticity mechanismsMemory and Neural MechanismsAdvanced MRI Techniques and Applications

An in vivo correlate of exercise-induced neurogenesis in the adult dentate gyrus

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Pereira, Ana C., Huddleston, Dan E., Brickman, Adam M., Sosunov, Alexander A., Hen, Rene, McKhann, Guy M., Sloan, Richard, Gage, Fred H. +2 more·2007·Proceedings of the National Academy of Sciences

Abstract

With continued debate over the functional significance of adult neurogenesis, identifying an in vivo correlate of neurogenesis has become an important goal. Here we rely on the coupling between neurogenesis and angiogenesis and test whether MRI measurements of cerebral blood volume (CBV) provide an imaging correlate of neurogenesis. First, we used an MRI approach to generate CBV maps over time in the hippocampal formation of exercising mice. Among all hippocampal subregions, exercise was found to have a primary effect on dentate gyrus CBV, the only subregion that supports adult neurogenesis. Moreover, exercise-induced increases in dentate gyrus CBV were found to correlate with postmortem measurements of neurogenesis. Second, using similar MRI technologies, we generated CBV maps over time in the hippocampal formation of exercising humans. As in mice, exercise was found to have a primary effect on dentate gyrus CBV, and the CBV changes were found to selectively correlate with cardiopulmonary and cognitive function. Taken together, these findings show that dentate gyrus CBV provides an imaging correlate of exercise-induced neurogenesis and that exercise differentially targets the dentate gyrus, a hippocampal subregion important for memory and implicated in cognitive aging.

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Crossref · 10.1073/pnas.0611721104

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  • A potential indirect measurement is the correlation between cerebral blood volume in the dentate gyrus, cognitive enhancements, and adult neurogenesis as a function of exercise.

    “A potential indirect measurement that has been established is the correlation between cerebral blood volume in the dentate gyrus, cognitive enhancements, and adult neurogenesis as a function of exercise (Pereira et al., 2007).”

    From Exercise-Mediated Neurogenesis in the Hippocampus via BDNF (2018) · cites this paper as Pereira et al., 2007

  • In rodents, aerobic exercise raises dentate gyrus neurogenesis, and in humans it raises cerebral blood volume in that region.

    “For example, it has been shown that aerobic exercise increases the rate of neurogenesis in the dentate gyrus region of the rodent hippocampus and increases cerebral blood volume (CBV) in the same region in humans (Pereira et al., 2007; van Praag et al., 1999a,b).”
  • Pereira et al. (2007) reported a significant CBV increase in the dentate gyrus after three months of aerobic exercise in eleven healthy adults.

    “A previous human study by Pereira et al. (2007) reported a significant increase in CBV specifically in the dentate gyrus region of the hippocampus after three months of regular aerobic exercise in a group of eleven healthy adults.”
  • Rodent studies have shown robust hippocampal vascular change after prolonged exercise.

    “previously published studies in rodents that have shown a robust vascular change within the hippocampus after a prolonged period of exercise (Pereira et al., 2007; Van der Borght et al., 2009; van Praag et al., 2005).”
  • Pereira et al.'s intervention was twice as long as the present one (3 months vs. 6 weeks).

    “the intervention in Pereira et al. (2007) is twice as long (3 months vs. 6 weeks).”

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Research works printed but not linked: 4

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Authors
Pereira, A. C., Huddleston, D. E., Brickman, A. M., Sosunov, A. A., Hen, R., McKhann, G. M., Sloan, R., Gage, F. H., Brown, T. R., & Small, S. A.
Affiliations
  • *The Taub Institute for Research on Alzheimer's Disease and the Aging Brain,
  • Neurosurgery,
  • Psychiatry, and
  • Salk Institute for Biological Studies (US)
  • Columbia University Irving Medical Center (US)
Venue
Proceedings of the National Academy of Sciences
Published
2007-03-27
Volume
104
Issue
13
Pages
5638-5643
ISSN
  • 0027-8424 (ISSN-L)
  • 1091-6490
OpenAlex
W2145944042
Cited by
1,353
References
59
Citations by year
2026: 34 · 2025: 48 · 2024: 45 · 2023: 46 · 2022: 61 · 2021: 72 · 2020: 116 · 2019: 84 · 2018: 69 · 2017: 83 · 2016: 82 · 2015: 94 · 2014: 82 · 2013: 85 · 2012: 88
FWCI
18.02
Type
journal article
Language
en
Open access
Locations
  • Proceedings of the National Academy of Sciences (publishedVersion)
  • PubMed Central (publishedVersion)
  • PubMed (publishedVersion)
Funders
  • James S. McDonnell Foundation
  • National Institutes of Health
  • Defense Advanced Research Projects Agency
  • Advanced Research Projects Agency
  • National Institute on Aging (AG025161, R01AG025161, P50AG008702)
Topics
  • Life Sciences › Neuroscience › Developmental Neuroscience › Neurogenesis and neuroplasticity mechanisms
  • Life Sciences › Neuroscience › Cognitive Neuroscience › Memory and Neural Mechanisms
  • Health Sciences › Medicine › Radiology, Nuclear Medicine and Imaging › Advanced MRI Techniques and Applications
Keywords
adult neurogenesis, physical activity, dentate gyrus, cerebral blood volume, angiogenesis, hippocampus, cardiopulmonary function, cognitive function, cognitive aging
MeSH terms
Adult, Aging, Animals, Brain Mapping, Female, Hippocampus, Humans, Male, Mice, Inbred C57BL, Middle Aged, Neovascularization, Pathologic, Neurons, Exercise, Dentate Gyrus, Mice

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