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. Author manuscript; available in PMC: 2008 Jun 26.
Published in final edited form as: J Comp Neurol. 2008 Feb 1;506(4):616–626. doi: 10.1002/cne.21576

TABLE 5.

Frequency of CRF-IR Axon Terminals Making Asymmetric or Symmetric Synapses on Cell Bodies or Dendrites Lacking TH-IR in the VTA

Total number of counted synapses (n = 202) 100%
Postsynaptic targets of CR-IR axon terminals Asymmetric synapses (n = 87) 43% Symmetric synapses (n = 115) 57%
Cell bodies lacking TH-IR [total % of synapses on TH+ cell bodies (25%)] 1% (n = 3) 24% (n = 49)
Dendrites lacking TH-IR [total % of synapses on TH+ cell bodies (75%)] 42% (n = 84) 33% (n = 66)