Modulation of anxiety circuits by serotonergic systems
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Modulation of anxiety circuits by serotonergic systems. / Lowry, Christopher A; Johnson, Philip L; Hay-Schmidt, Anders; Mikkelsen, Jens; Shekhar, Anantha.
In: Stress: The International Journal on the Biology of Stress , Vol. 8, No. 4, 12.2005, p. 233-246.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Modulation of anxiety circuits by serotonergic systems
AU - Lowry, Christopher A
AU - Johnson, Philip L
AU - Hay-Schmidt, Anders
AU - Mikkelsen, Jens
AU - Shekhar, Anantha
PY - 2005/12
Y1 - 2005/12
N2 - Anxiety is a complex emotional state associated with sustained heightened autonomic and behavioral arousal and an increase in avoidance behavior. Anxiety-related behavior is a form of risk assessment behavior that is associated with a level of uncertainty or unpredictability regarding the outcome of emotionally salient events, often when both rewarding and aversive outcomes are possible. In this review, we highlight recent advances in our understanding of the neural circuits regulating anxiety states and anxiety-related behavior with an emphasis on the role of brainstem serotonergic systems in modulating anxiety-related circuits. In particular, we explore the possibility that the regulation of anxiety states and anxiety-related behavior by serotonergic systems is dependent on a specific, topographically organized mesolimbocortical serotonergic system that originates in the mid-rostrocaudal and caudal parts of the dorsal raphe nucleus.
AB - Anxiety is a complex emotional state associated with sustained heightened autonomic and behavioral arousal and an increase in avoidance behavior. Anxiety-related behavior is a form of risk assessment behavior that is associated with a level of uncertainty or unpredictability regarding the outcome of emotionally salient events, often when both rewarding and aversive outcomes are possible. In this review, we highlight recent advances in our understanding of the neural circuits regulating anxiety states and anxiety-related behavior with an emphasis on the role of brainstem serotonergic systems in modulating anxiety-related circuits. In particular, we explore the possibility that the regulation of anxiety states and anxiety-related behavior by serotonergic systems is dependent on a specific, topographically organized mesolimbocortical serotonergic system that originates in the mid-rostrocaudal and caudal parts of the dorsal raphe nucleus.
KW - Amygdala
KW - Animals
KW - Anxiety
KW - Brain Mapping
KW - Disease Models, Animal
KW - Mental Disorders
KW - Models, Biological
KW - Neurons
KW - Rats
KW - Rats, Wistar
KW - Serotonin
KW - Serotonin Agents
KW - Serotonin Antagonists
KW - Serotonin Receptor Agonists
U2 - 10.1080/10253890500492787
DO - 10.1080/10253890500492787
M3 - Journal article
C2 - 16423712
VL - 8
SP - 233
EP - 246
JO - Stress: The International Journal on the Biology of Stress
JF - Stress: The International Journal on the Biology of Stress
SN - 1025-3890
IS - 4
ER -
ID: 1092437