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Acquisition of a High-precision Skilled Forelimb Reaching Task in Rats
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NGF, brain and behavioral plasticity.

Alessandra Berry1, Erika Bindocci, Enrico Alleva

  • 1Section of Behavioral Neurosciences, Department of Cell Biology and Neurosciences, Istituto Superiore di Sanità, Viale Regina Elena 299, 00161 Rome, Italy.

Neural Plasticity
|April 5, 2012
PubMed
Summary
This summary is machine-generated.

Nerve Growth Factor (NGF) is crucial for peripheral nerves and brain function. Stress impacts brain NGF, influencing emotionality and survival strategies, highlighting its complex role in psychoneuroendocrine plasticity.

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Area of Science:

  • Neuroscience
  • Psychoneuroendocrinology
  • Molecular Biology

Background:

  • Nerve Growth Factor (NGF) was initially recognized for its role in peripheral nervous system development.
  • Subsequent research revealed NGF's presence in the central nervous system and its release following aggressive encounters in male mice.
  • This led to hypotheses regarding NGF's involvement in stress response and emotional regulation.

Purpose of the Study:

  • To explore the hypothesis that psychosocial stressors alter brain NGF levels.
  • To investigate the functional role of these NGF variations in emotionality and stress-coping strategies.
  • To understand NGF's expanded role beyond a simple trophic factor.

Main Methods:

  • The abstract does not specify the methods used.
  • It implies a review or synthesis of existing research on NGF.
  • Studies likely involved animal models (male mice) and assessments of NGF levels in response to stressors.

Main Results:

  • Evidence supports the hypothesis that psychosocial stress influences brain NGF levels.
  • Alterations in NGF are linked to changes in emotionality and the development of coping mechanisms.
  • NGF's function is more complex than previously thought, extending to psychoneuroendocrine plasticity.

Conclusions:

  • Nerve Growth Factor (NGF) plays a multifaceted role in the brain, significantly influenced by psychosocial stressors.
  • NGF is implicated in emotional regulation and adaptive survival strategies.
  • The understanding of NGF has evolved from a trophic factor to a key mediator of psychoneuroendocrine plasticity.