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Affiliative Behavior Requires Juvenile, But Not Adult Neurogenesis
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| Zeitschriftentitel: | The Journal of Neuroscience |
|---|---|
| Personen und Körperschaften: | , , , |
| In: | The Journal of Neuroscience, 31, 2011, 40, S. 14335-14345 |
| Format: | E-Article |
| Sprache: | Englisch |
| veröffentlicht: |
Society for Neuroscience
|
| Schlagwörter: |
| author_facet |
Wei, Lan Meaney, Michael J. Duman, Ronald S. Kaffman, Arie Wei, Lan Meaney, Michael J. Duman, Ronald S. Kaffman, Arie |
|---|---|
| author |
Wei, Lan Meaney, Michael J. Duman, Ronald S. Kaffman, Arie |
| spellingShingle |
Wei, Lan Meaney, Michael J. Duman, Ronald S. Kaffman, Arie The Journal of Neuroscience Affiliative Behavior Requires Juvenile, But Not Adult Neurogenesis General Neuroscience |
| author_sort |
wei, lan |
| spelling |
Wei, Lan Meaney, Michael J. Duman, Ronald S. Kaffman, Arie 0270-6474 1529-2401 Society for Neuroscience General Neuroscience http://dx.doi.org/10.1523/jneurosci.1333-11.2011 <jats:p>The capacity to interact with conspecifics is essential for stable social networks, reproduction, and survival in mammals. In rodents, social exploration and play behavior increase during the juvenile period, suggesting that this timeframe represents an important window for socialization. However, the cellular and molecular mechanisms necessary to support this developmental process have not been elucidated. Neurogenesis during the juvenile period, like that in adults, is mainly confined to the subgranular and subventricular zones. Nevertheless, the levels of neurogenesis are significantly higher during the juvenile period, suggesting unique functions not shared with adult neurogenesis. Here we use a transgenic mouse approach that allows for ablation of neurogenesis during different developmental phases. We find that ablating neurogenesis during either juvenile or adult phases altered anxiety and memory in adult female mice, demonstrating an age-independent function of new neurons for certain behaviors. Blocking neurogenesis during the juvenile period resulted in a profound impairment in the ability of these mice to interact with other adult females or to retrieve pups, without causing gross olfactory deficits. Interestingly, ablating neurogenesis in adult females had no effect on these social behaviors. This work defines a novel role for juvenile neurogenesis in establishing brain circuits necessary for socialization, and demonstrates that juvenile and adult neurogenesis make different contributions to social competency in adult female mice. Additional work is needed to determine whether ablation of juvenile neurogenesis in the subgranular zone and/or the subventricular zone is responsible for the social abnormalities seen after global elimination of juvenile neurogenesis.</jats:p> Affiliative Behavior Requires Juvenile, But Not Adult Neurogenesis The Journal of Neuroscience |
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| title |
Affiliative Behavior Requires Juvenile, But Not Adult Neurogenesis |
| title_unstemmed |
Affiliative Behavior Requires Juvenile, But Not Adult Neurogenesis |
| title_full |
Affiliative Behavior Requires Juvenile, But Not Adult Neurogenesis |
| title_fullStr |
Affiliative Behavior Requires Juvenile, But Not Adult Neurogenesis |
| title_full_unstemmed |
Affiliative Behavior Requires Juvenile, But Not Adult Neurogenesis |
| title_short |
Affiliative Behavior Requires Juvenile, But Not Adult Neurogenesis |
| title_sort |
affiliative behavior requires juvenile, but not adult neurogenesis |
| topic |
General Neuroscience |
| url |
http://dx.doi.org/10.1523/jneurosci.1333-11.2011 |
| publishDate |
2011 |
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14335-14345 |
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<jats:p>The capacity to interact with conspecifics is essential for stable social networks, reproduction, and survival in mammals. In rodents, social exploration and play behavior increase during the juvenile period, suggesting that this timeframe represents an important window for socialization. However, the cellular and molecular mechanisms necessary to support this developmental process have not been elucidated. Neurogenesis during the juvenile period, like that in adults, is mainly confined to the subgranular and subventricular zones. Nevertheless, the levels of neurogenesis are significantly higher during the juvenile period, suggesting unique functions not shared with adult neurogenesis. Here we use a transgenic mouse approach that allows for ablation of neurogenesis during different developmental phases. We find that ablating neurogenesis during either juvenile or adult phases altered anxiety and memory in adult female mice, demonstrating an age-independent function of new neurons for certain behaviors. Blocking neurogenesis during the juvenile period resulted in a profound impairment in the ability of these mice to interact with other adult females or to retrieve pups, without causing gross olfactory deficits. Interestingly, ablating neurogenesis in adult females had no effect on these social behaviors. This work defines a novel role for juvenile neurogenesis in establishing brain circuits necessary for socialization, and demonstrates that juvenile and adult neurogenesis make different contributions to social competency in adult female mice. Additional work is needed to determine whether ablation of juvenile neurogenesis in the subgranular zone and/or the subventricular zone is responsible for the social abnormalities seen after global elimination of juvenile neurogenesis.</jats:p> |
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| author | Wei, Lan, Meaney, Michael J., Duman, Ronald S., Kaffman, Arie |
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| description | <jats:p>The capacity to interact with conspecifics is essential for stable social networks, reproduction, and survival in mammals. In rodents, social exploration and play behavior increase during the juvenile period, suggesting that this timeframe represents an important window for socialization. However, the cellular and molecular mechanisms necessary to support this developmental process have not been elucidated. Neurogenesis during the juvenile period, like that in adults, is mainly confined to the subgranular and subventricular zones. Nevertheless, the levels of neurogenesis are significantly higher during the juvenile period, suggesting unique functions not shared with adult neurogenesis. Here we use a transgenic mouse approach that allows for ablation of neurogenesis during different developmental phases. We find that ablating neurogenesis during either juvenile or adult phases altered anxiety and memory in adult female mice, demonstrating an age-independent function of new neurons for certain behaviors. Blocking neurogenesis during the juvenile period resulted in a profound impairment in the ability of these mice to interact with other adult females or to retrieve pups, without causing gross olfactory deficits. Interestingly, ablating neurogenesis in adult females had no effect on these social behaviors. This work defines a novel role for juvenile neurogenesis in establishing brain circuits necessary for socialization, and demonstrates that juvenile and adult neurogenesis make different contributions to social competency in adult female mice. Additional work is needed to determine whether ablation of juvenile neurogenesis in the subgranular zone and/or the subventricular zone is responsible for the social abnormalities seen after global elimination of juvenile neurogenesis.</jats:p> |
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| spelling | Wei, Lan Meaney, Michael J. Duman, Ronald S. Kaffman, Arie 0270-6474 1529-2401 Society for Neuroscience General Neuroscience http://dx.doi.org/10.1523/jneurosci.1333-11.2011 <jats:p>The capacity to interact with conspecifics is essential for stable social networks, reproduction, and survival in mammals. In rodents, social exploration and play behavior increase during the juvenile period, suggesting that this timeframe represents an important window for socialization. However, the cellular and molecular mechanisms necessary to support this developmental process have not been elucidated. Neurogenesis during the juvenile period, like that in adults, is mainly confined to the subgranular and subventricular zones. Nevertheless, the levels of neurogenesis are significantly higher during the juvenile period, suggesting unique functions not shared with adult neurogenesis. Here we use a transgenic mouse approach that allows for ablation of neurogenesis during different developmental phases. We find that ablating neurogenesis during either juvenile or adult phases altered anxiety and memory in adult female mice, demonstrating an age-independent function of new neurons for certain behaviors. Blocking neurogenesis during the juvenile period resulted in a profound impairment in the ability of these mice to interact with other adult females or to retrieve pups, without causing gross olfactory deficits. Interestingly, ablating neurogenesis in adult females had no effect on these social behaviors. This work defines a novel role for juvenile neurogenesis in establishing brain circuits necessary for socialization, and demonstrates that juvenile and adult neurogenesis make different contributions to social competency in adult female mice. Additional work is needed to determine whether ablation of juvenile neurogenesis in the subgranular zone and/or the subventricular zone is responsible for the social abnormalities seen after global elimination of juvenile neurogenesis.</jats:p> Affiliative Behavior Requires Juvenile, But Not Adult Neurogenesis The Journal of Neuroscience |
| spellingShingle | Wei, Lan, Meaney, Michael J., Duman, Ronald S., Kaffman, Arie, The Journal of Neuroscience, Affiliative Behavior Requires Juvenile, But Not Adult Neurogenesis, General Neuroscience |
| title | Affiliative Behavior Requires Juvenile, But Not Adult Neurogenesis |
| title_full | Affiliative Behavior Requires Juvenile, But Not Adult Neurogenesis |
| title_fullStr | Affiliative Behavior Requires Juvenile, But Not Adult Neurogenesis |
| title_full_unstemmed | Affiliative Behavior Requires Juvenile, But Not Adult Neurogenesis |
| title_short | Affiliative Behavior Requires Juvenile, But Not Adult Neurogenesis |
| title_sort | affiliative behavior requires juvenile, but not adult neurogenesis |
| title_unstemmed | Affiliative Behavior Requires Juvenile, But Not Adult Neurogenesis |
| topic | General Neuroscience |
| url | http://dx.doi.org/10.1523/jneurosci.1333-11.2011 |