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Item Type: | Article |
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Title: | Increased brain-derived neurotrophic factor (BDNF) protein concentrations in mice lacking brain serotonin |
Creators Name: | Kronenberg, G., Mosienko, V., Gertz, K., Alenina, N., Hellweg, R. and Klempin, F. |
Abstract: | The interplay between BDNF signaling and the serotonergic system remains incompletely understood. Using a highly sensitive enzyme-linked immunosorbent assay, we studied BDNF concentrations in hippocampus and cortex of two mouse models of altered serotonin signaling: tryptophan hydroxylase (Tph)2-deficient (Tph2 (-/-)) mice lacking brain serotonin and serotonin transporter (SERT)-deficient (SERT(-/-)) mice lacking serotonin re-uptake. Surprisingly, hippocampal BDNF was significantly elevated in Tph2 (-/-) mice, whereas no significant changes were observed in SERT(-/-) mice. Furthermore, BDNF levels were increased in the prefrontal cortex of Tph2 (-/-) but not of SERT(-/-) mice. Our results emphasize the interaction between serotonin signaling and BDNF. Complete lack of brain serotonin induces BDNF expression. |
Keywords: | BDNF, SERT, TPH2, Serotonin, Depression, Antidepressant, Animals, Mice |
Source: | European Archives of Psychiatry and Clinical Neuroscience |
ISSN: | 0940-1334 |
Publisher: | Springer |
Volume: | 266 |
Number: | 3 |
Page Range: | 281-284 |
Date: | April 2016 |
Official Publication: | https://doi.org/10.1007/s00406-015-0611-3 |
PubMed: | View item in PubMed |
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