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Table 2 Mean values of [1- 14 C] docosahexaenoic acid incorporation coefficient k*in acute saline- and quinpirole-treated rats

From: D2-like receptor activation does not initiate a brain docosahexaenoic acid signal in unanesthetized rats

Brain region

Saline (n = 6)

Quinpirole (n = 7)

Telencephalon

  

Prefrontal cortex layer I

3.42 ± 0.87

3.00 ± 0.73

Prefrontal cortex layer IV

3.76 ± 0.98

3.66 ± 1.21

Primary olfactory cortex

3.28 ± 0.85

3.77 ± 1.76

Frontal cortex (10)

  

Layer I

3.13 ± 0.79

3.88 ± 1.54

Layer IV

3.51 ± 1.00

4.26 ± 1.67

Frontal cortex (8)

  

Layer I

3.38 ± 0.91

3.76 ± 1.77

Layer IV

3.66 ± 1.02

4.13 ± 1.91

Pyriform cortex

3.29 ± 0.60

3.12 ± 0.92

Anterior cingulate cortex

4.18 ± 0.93

5.06 ± 2.80

Motor cortex

  

Layer I

3.35 ± 0.71

3.60 ± 1.39

Layer II – III

3.72 ± 0.88

4.39 ± 1.74

Layer IV

4.00 ± 0.92

4.42 ± 1.59

Layer V

3.35 ± 0.79

3.64 ± 1.35

Layer VI

3.25 ± 0.61

3.50 ± 1.29

Somatosensory cortex

  

Layer I

3.61 ± 0.83

4.01 ± 1.57

Layer II–III

3.97 ± 0.88

4.68 ± 1.92

Layer IV

4.20 ± 1.03

4.57 ± 1.73

Layer V

4.09 ± 0.90

4.51 ± 1.72

Layer VI

3.93 ± 0.89

4.44 ± 1.72

Auditory cortex

  

Layer I

4.09 ± 1.36

4.51 ± 1.29

Layer IV

4.07 ± 1.23

4.11 ± 1.22

Layer VI

3.62 ± 1.21

3.82 ± 1.18

Visual cortex

  

Layer I

3.44 ± 1.10

4.17 ± 1.37

Layer IV

3.92 ± 1.24

4.52 ± 1.35

Layer VI

3.77 ± 1.14

4.38 ± 1.30

Preoptic area (LPO/MPO)

3.39 ± 0.76

3.48 ± 1.12

Suprachiasmatic nu

3.55 ± 0.90

3.73 ± 1.18

Globus pallidus

3.28 ± 0.71

3.83 ± 1.38

Bed nu striaterminalis

3.44 ± 0.76

3.58 ± 1.15

Olfactory tubercle

4.41 ± 1.06

4.39 ± 1.34

Diagonal band

  

Dorsal

4.36 ± 1.07

3.92 ± 1.31

Ventral

4.11 ± 1.05

3.80 ± 1.36

Amygdala basolat/med

3.95 ± 0.86

3.65 ± 0.96

Hippocampus

  

CA1

3.91 ± 0.85

3.36 ± 0.77

CA2

4.00 ± 0.91

3.41 ± 0.80

CA3

4.11 ± 0.92

3.69 ± 0.86

Dentate gyrus

4.29 ± 0.99

4.18 ± 1.05

SLM

4.49 ± 1.01

4.91 ± 1.92

Accumbens nucleus

3.45 ± 0.83

3.33 ± 1.16

Caudate putamen

  

Dorsal

4.33 ± 1.00

3.67 ± 1.40

Ventral

4.35 ± 1.09

3.80 ± 1.29

Lateral

4.39 ± 1.00

3.76 ± 1.34

Medial

4.36 ± 1.04

3.68 ± 1.32

Septal nucleus lateral

3.90 ± 0.88

3.31 ± 1.20

medial

4.19 ± 1.01

3.84 ± 1.15

Diencephalon

  

Habenular nu lateral

5.50 ± 1.15

5.75 ± 1.85

Habenular nu medial

5.48 ± 1.67

5.12 ± 1.60

Lateral geniculate nu dorsal

4.61 ± 1.91

4.19 ± 1.16

Medial geniculate nu

4.59 ± 1.81

4.83 ± 1.61

Thalamus

  

Ventroposterior lateral nu

4.78 ± 2.14

4.08 ± 0.96

Ventroposterior medial nu

4.99 ± 2.15

4.31 ± 1.06

Paratenial nu

4.61 ± 0.88

4.46 ± 1.76

Anteroventral nu

5.91 ± 1.26

5.84 ± 2.41

Anteromedial nu

4.95 ± 1.11

4.61 ± 1.77

Reticular nu

4.98 ± 1.09

4.93 ± 2.08

Paraventricular nu

4.41 ± 0.87

4.23 ± 1.68

Parafascicular nu

4.88 ± 1.31

4.85 ± 1.70

Subthalamic nucleus

4.77 ± 1.47

4.93 ± 1.71

Hypothalamus

  

Supraoptic nu

5.09 ± 1.47

5.34 ± 1.41

Lateral

3.89 ± 0.93

3.75 ± 1.29

Anterior

3.91 ± 1.00

3.90 ± 1.25

Periventricular

3.40 ± 1.00

3.29 ± 1.05

Arcuate

4.32 ± 1.20

4.66 ± 1.79

Ventromedial

4.03 ± 1.13

4.54 ± 1.87

Posterior

4.52 ± 0.92

4.01 ± 1.43

Mammillary nucleus

3.99 ± 1.62

4.59 ± 1.48

Zone Incerta

4.36 ± 1.40

4.18 ± 1.27

Mesencephalon

  

Interpeduncular nucleus

5.09 ± 1.42

5.89 ± 2.18

Substantianigra

3.50 ± 0.99

4.45 ± 1.75

Pretectal area

4.07 ± 1.18

4.92 ± 1.92

Superior colliculus

4.17 ± 1.07

5.38 ± 2.28

Deep layers

4.05 ± 1.25

4.71 ± 1.12

Inferior colliculus

6.62 ± 2.06

7.01 ± 2.52

Rhombencephalon

  

Flocculus

5.67 ± 1.68

6.16 ± 2.24

Cerebellar gray matter

5.58 ± 1.65

6.59 ± 2.31

Molecular layer cerebellar

  

gray matter

6.54 ± 1.45

7.23 ± 2.96

White matter

  

Corpus callosum

2.74 ± 0.68

2.74 ± 1.08

Internal Capsule

3.19 ± 0.78

3.30 ± 1.02

Cerebellar white matter

4.56 ± 1.67

5.38 ± 1.83

Non-blood–brain barrier regions

  

Subfornical organ

4.02 ± 0.93

4.72 ± 3.10

Median eminence

5.03 ± 1.87

5.44 ± 1.73

Choroid plexus

15.89 ± 6.07

16.66 ± 6.90

  1. k* = (ml/s/g) x 10−4. Values are mean ± S.D of n = 6 saline and 7 quinpirole. Each region of interest was measured in sextuplicate in each rat.