B N Greenwood

Summary

Affiliation: University of Colorado
Country: USA

Publications

  1. pmc A behavioral analysis of the impact of voluntary physical activity on hippocampus-dependent contextual conditioning
    Benjamin N Greenwood
    Department of Integrative Physiology and the Center for Neuroscience, University of Colorado, Boulder, CO 80309 0354, USA
    Hippocampus 19:988-1001. 2009
  2. pmc Voluntary wheel running produces resistance to inescapable stress-induced potentiation of morphine conditioned place preference
    Robert R Rozeske
    University of Colorado Boulder, Department of Psychology and Neuroscience, Muenzinger Building, UCB 345, Boulder, CO 80309, USA
    Behav Brain Res 219:378-81. 2011
  3. doi request reprint Exercise-induced stress resistance is independent of exercise controllability and the medial prefrontal cortex
    Benjamin N Greenwood
    Department of Integrative Physiology, University of Colorado Boulder, Boulder, CO 80309, USA
    Eur J Neurosci 37:469-78. 2013
  4. pmc 5-HT2C receptors in the basolateral amygdala and dorsal striatum are a novel target for the anxiolytic and antidepressant effects of exercise
    Benjamin N Greenwood
    Department of Integrative Physiology, University of Colorado Boulder, Boulder, Colorado, USA
    PLoS ONE 7:e46118. 2012
  5. pmc The protective effects of voluntary exercise against the behavioral consequences of uncontrollable stress persist despite an increase in anxiety following forced cessation of exercise
    Benjamin N Greenwood
    Department of Integrative Physiology, University of Colorado Boulder, CO 80309 0354, USA
    Behav Brain Res 233:314-21. 2012
  6. doi request reprint Anxiety-like behaviors produced by acute fluoxetine administration in male Fischer 344 rats are prevented by prior exercise
    Benjamin N Greenwood
    Department of Integrative Physiology and the Center for Neuroscience, University of Colorado Boulder, Boulder, CO 80309, USA
    Psychopharmacology (Berl) 199:209-22. 2008
  7. pmc Long-term voluntary wheel running is rewarding and produces plasticity in the mesolimbic reward pathway
    Benjamin N Greenwood
    Department of Integrative Physiology, Center for Neuroscience, University of Colorado, Boulder, CO, USA
    Behav Brain Res 217:354-62. 2011
  8. pmc Lesions of the basolateral amygdala reverse the long-lasting interference with shuttle box escape produced by uncontrollable stress
    Benjamin N Greenwood
    Department of Integrative Physiology and the Center for Neuroscience, University of Colorado Boulder, Campus Box 354, Boulder, CO 80309, United States
    Behav Brain Res 211:71-6. 2010
  9. ncbi request reprint Therapeutic effects of exercise: wheel running reverses stress-induced interference with shuttle box escape
    Benjamin N Greenwood
    Department of Integrative Physiology, University of Colorado, Boulder, CO 80309 0354, USA
    Behav Neurosci 121:992-1000. 2007
  10. pmc Learned helplessness is independent of levels of brain-derived neurotrophic factor in the hippocampus
    B N Greenwood
    Department of Integrative Physiology, Center for Neuroscience, University of Colorado, Clare Small Room 104, Campus Box 354, Boulder, CO 80309 0354, USA
    Neuroscience 144:1193-208. 2007

Detail Information

Publications31

  1. pmc A behavioral analysis of the impact of voluntary physical activity on hippocampus-dependent contextual conditioning
    Benjamin N Greenwood
    Department of Integrative Physiology and the Center for Neuroscience, University of Colorado, Boulder, CO 80309 0354, USA
    Hippocampus 19:988-1001. 2009
    ..Wheel running increased BDNF mRNA in the dentate gyrus, CA1, and the basolateral amygdala. Results are consistent with improved hippocampal function following physical activity...
  2. pmc Voluntary wheel running produces resistance to inescapable stress-induced potentiation of morphine conditioned place preference
    Robert R Rozeske
    University of Colorado Boulder, Department of Psychology and Neuroscience, Muenzinger Building, UCB 345, Boulder, CO 80309, USA
    Behav Brain Res 219:378-81. 2011
    ..Six weeks of voluntary wheel running constrains activation of DRN 5-HT neurons during exposure to inescapable stress. Six weeks of voluntary wheel running before inescapable stress blocked stress-induced potentiation of morphine CPP...
  3. doi request reprint Exercise-induced stress resistance is independent of exercise controllability and the medial prefrontal cortex
    Benjamin N Greenwood
    Department of Integrative Physiology, University of Colorado Boulder, Boulder, CO 80309, USA
    Eur J Neurosci 37:469-78. 2013
    ....
  4. pmc 5-HT2C receptors in the basolateral amygdala and dorsal striatum are a novel target for the anxiolytic and antidepressant effects of exercise
    Benjamin N Greenwood
    Department of Integrative Physiology, University of Colorado Boulder, Boulder, Colorado, USA
    PLoS ONE 7:e46118. 2012
    ....
  5. pmc The protective effects of voluntary exercise against the behavioral consequences of uncontrollable stress persist despite an increase in anxiety following forced cessation of exercise
    Benjamin N Greenwood
    Department of Integrative Physiology, University of Colorado Boulder, CO 80309 0354, USA
    Behav Brain Res 233:314-21. 2012
    ....
  6. doi request reprint Anxiety-like behaviors produced by acute fluoxetine administration in male Fischer 344 rats are prevented by prior exercise
    Benjamin N Greenwood
    Department of Integrative Physiology and the Center for Neuroscience, University of Colorado Boulder, Boulder, CO 80309, USA
    Psychopharmacology (Berl) 199:209-22. 2008
    ..Exercise is anxiolytic in humans, and wheel running prevents anxiety-like behavioral consequences of uncontrollable stress in rats, but the effects of exercise on acute fluoxetine-induced anxiety-like behaviors are unknown...
  7. pmc Long-term voluntary wheel running is rewarding and produces plasticity in the mesolimbic reward pathway
    Benjamin N Greenwood
    Department of Integrative Physiology, Center for Neuroscience, University of Colorado, Boulder, CO, USA
    Behav Brain Res 217:354-62. 2011
    ....
  8. pmc Lesions of the basolateral amygdala reverse the long-lasting interference with shuttle box escape produced by uncontrollable stress
    Benjamin N Greenwood
    Department of Integrative Physiology and the Center for Neuroscience, University of Colorado Boulder, Campus Box 354, Boulder, CO 80309, United States
    Behav Brain Res 211:71-6. 2010
    ..Results have important implications for the mechanisms underlying learned helplessness phenomena...
  9. ncbi request reprint Therapeutic effects of exercise: wheel running reverses stress-induced interference with shuttle box escape
    Benjamin N Greenwood
    Department of Integrative Physiology, University of Colorado, Boulder, CO 80309 0354, USA
    Behav Neurosci 121:992-1000. 2007
    ..Results demonstrate a long-lasting interference with shuttle box escape that can be reversed by exercise in a duration-dependent fashion...
  10. pmc Learned helplessness is independent of levels of brain-derived neurotrophic factor in the hippocampus
    B N Greenwood
    Department of Integrative Physiology, Center for Neuroscience, University of Colorado, Clare Small Room 104, Campus Box 354, Boulder, CO 80309 0354, USA
    Neuroscience 144:1193-208. 2007
    ..Results also suggest that the prevention of stress-induced hippocampal BDNF suppression is not necessary for the protective effect of wheel running against learned helplessness...
  11. doi request reprint Exercise, stress resistance, and central serotonergic systems
    Benjamin N Greenwood
    Department of Integrative Physiology and Center for Neuroscience, University of Colorado Boulder, CO, USA
    Exerc Sport Sci Rev 39:140-9. 2011
    ....
  12. pmc Expression of fibroblast growth factor-2 and brain-derived neurotrophic factor mRNA in the medial prefrontal cortex and hippocampus after uncontrollable or controllable stress
    S T Bland
    Department of Psychology and Center for Neuroscience, Campus Box 345, University of Colorado, Boulder, CO 80309 0345, USA
    Neuroscience 144:1219-28. 2007
    ..No effects of stressor controllability on BDNF were observed in the HF, although both ES and IS decreased BDNF mRNA in the DG. FGF-2 in the mPFC may be involved in emotional regulation ("coping") during stressful experiences...
  13. ncbi request reprint Wheel running alters serotonin (5-HT) transporter, 5-HT1A, 5-HT1B, and alpha 1b-adrenergic receptor mRNA in the rat raphe nuclei
    Benjamin N Greenwood
    Department of Integrative Physiology, University of Colorado, Boulder, Colorado 80309 0354, USA
    Biol Psychiatry 57:559-68. 2005
    ..In the current study, we investigated whether physical activity alters factors involved in the regulation of central 5-HT neural activity...
  14. ncbi request reprint Catecholamines mediate stress-induced increases in peripheral and central inflammatory cytokines
    J D Johnson
    Department of Integrative Physiology and Center for Neuroscience, Clare Small Building, Room 114, University of Colorado, Boulder, CO 80309 0354, USA
    Neuroscience 135:1295-307. 2005
    ....
  15. ncbi request reprint Freewheel running prevents learned helplessness/behavioral depression: role of dorsal raphe serotonergic neurons
    Benjamin N Greenwood
    Department of Kinesiology and Applied Physiology, Center for Neuroscience, University of Colorado, Boulder, Colorado 80309 0354, USA
    J Neurosci 23:2889-98. 2003
    ..An increase in 5-HT1A inhibitory autoreceptor expression may contribute to the attenuation of DRN 5-HT activity and the prevention of LH in physically active rats...
  16. pmc 5-hydroxytryptamine 2C receptors in the dorsal striatum mediate stress-induced interference with negatively reinforced instrumental escape behavior
    P V Strong
    Department of Integrative Physiology, University of Colorado, Boulder, CO 80309 0354, USA
    Neuroscience 197:132-44. 2011
    ....
  17. ncbi request reprint Hypothalamic pituitary adrenal axis responses to low-intensity stressors are reduced after voluntary wheel running in rats
    S Campeau
    University of Colorado, Department of Psychology and Neuroscience, Muenzinger, Boulder, CO, USA
    J Neuroendocrinol 22:872-88. 2010
    ....
  18. ncbi request reprint The consequences of uncontrollable stress are sensitive to duration of prior wheel running
    Benjamin N Greenwood
    Department of Integrative Physiology, University of Colorado, Boulder, 80309 0354, USA
    Brain Res 1033:164-78. 2005
    ..The potential role of the BNST in the prevention of LH by wheel running is discussed...
  19. ncbi request reprint Exercise, learned helplessness, and the stress-resistant brain
    Benjamin N Greenwood
    Department of Integrative Physiology, Center for Neuroscience, University of Colorado Boulder, Clare Small Building, Boulder, CO 80309 0354, USA
    Neuromolecular Med 10:81-98. 2008
    ....
  20. pmc Stress rapidly increases alpha 1d adrenergic receptor mRNA in the rat dentate gyrus
    Serge Campeau
    Department of Psychology and Neuroscience, University of Colorado, Boulder, USA
    Brain Res 1323:109-18. 2010
    ..Although the function of the alpha(1D) ADR in the dentate gyrus is not known, these data provide further evidence for a close interaction between stress and the noradrenergic system in the hippocampus...
  21. pmc Differential expression of 5HT-1A, alpha 1b adrenergic, CRF-R1, and CRF-R2 receptor mRNA in serotonergic, gamma-aminobutyric acidergic, and catecholaminergic cells of the rat dorsal raphe nucleus
    Heidi E W Day
    Department of Psychology and Center for Neuroscience, University of Colorado, Boulder, Colorado 80309, USA
    J Comp Neurol 474:364-78. 2004
    ..The differential distribution of distinct neurochemical phenotypes lends support to the idea of functional differentiation of the DR...
  22. pmc 5-hydroxytryptamine 2C receptors in the basolateral amygdala are involved in the expression of anxiety after uncontrollable traumatic stress
    John P Christianson
    Department of Psychology and Neuroscience, University of Colorado, Boulder, 80309, USA
    Biol Psychiatry 67:339-45. 2010
    ....
  23. pmc Chronic voluntary wheel running facilitates corticosterone response habituation to repeated audiogenic stress exposure in male rats
    Sarah K Sasse
    Department of Psychology, University of Colorado, Boulder, CO 80309, USA
    Stress 11:425-37. 2008
    ....
  24. doi request reprint The effects of the selective 5-HT(2C) receptor antagonist SB 242084 on learned helplessness in male Fischer 344 rats
    Paul V Strong
    Department of Integrative Physiology and the Center for Neuroscience, University of Colorado, Clare Small Room 104, Campus Box 354, Boulder, CO 80309, USA
    Psychopharmacology (Berl) 203:665-75. 2009
    ..Blocking 5-HT(2C) receptors in the face of an increase in serotonin can alleviate anxiety behaviors in some animal models. However, specific 5-HT receptor subtypes involved in learned helplessness remain unknown...
  25. ncbi request reprint Elevated central monoamine receptor mRNA in rats bred for high endurance capacity: implications for central fatigue
    Teresa E Foley
    Department of Integrative Physiology, University of Colorado, Boulder, CO 80309 0354, USA
    Behav Brain Res 174:132-42. 2006
    ..These data suggest that central serotonergic and dopaminergic systems may be involved in the mechanisms by which HCR have delayed onset of exercise-induced fatigue compared to LCR...
  26. ncbi request reprint Behavioral control of the stressor modulates stress-induced changes in neurogenesis and fibroblast growth factor-2
    Sondra T Bland
    Department of Psychology, Center for Neuroscience, University of Colorado, Boulder, 80309 0345, USA
    Neuroreport 17:593-7. 2006
    ..Thus, stressor controllability modulates stress-induced decreases in neurogenesis and increases in fibroblast growth factor-2...
  27. ncbi request reprint Repeated fear-induced diurnal rhythm disruptions predict PTSD-like sensitized physiological acute stress responses in F344 rats
    R S Thompson
    Department of Integrative Physiology, University of Colorado at Boulder, Boulder, CO, USA Center for Neuroscience, University of Colorado at Boulder, Boulder, CO, USA
    Acta Physiol (Oxf) 211:447-65. 2014
    ....
  28. ncbi request reprint Physical activity alters the brain Hsp72 and IL-1beta responses to peripheral E. coli challenge
    M Nickerson
    Dept of Integrative Physiology, Neuroimmunophysiology Laboratory, Univ of Colorado, Boulder, CO 80309, USA
    Am J Physiol Regul Integr Comp Physiol 289:R1665-74. 2005
    ....
  29. ncbi request reprint B-1 cell (CD5+/CD11b+) numbers and nIgM levels are elevated in physically active vs. sedentary rats
    Gwendolyn F Elphick
    Department of Intergrative Phsiololgy, University of Colorado at Boulder, Boulder, CO 80309 0354, USA
    J Appl Physiol 95:199-206. 2003
    ..Because B-1 cells are important in host defense, these changes may contribute to the health benefits of exercise...
  30. ncbi request reprint Voluntary freewheel running selectively modulates catecholamine content in peripheral tissue and c-Fos expression in the central sympathetic circuit following exposure to uncontrollable stress in rats
    B N Greenwood
    Department of Kinesiology and Applied Physiology, University of Colorado, Boulder, CO 80309, USA
    Neuroscience 120:269-81. 2003
    ..The attenuation of sympathetic responses observed in this study may be one important mechanism for the protective effect of physical activity against stress-related illness and immunosuppression...
  31. ncbi request reprint Increased serum nIgM in voluntarily physically active rats: a potential role for B-1 cells
    Gwendolyn F Elphick
    Department of Kinesiology and Applied Physiology, Center for Neuroscience, University of Colorado, Boulder 80309 0354, USA
    J Appl Physiol 94:660-7. 2003
    ..Because nIgM is important in multiple aspects of the immune response, an elevation in this innate humoral component could contribute to improved immunity in physically active organisms...