Article

Increased baseline occupancy of D2 receptors by dopamine in schizophrenia

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article_id
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:
468
pubmed_id
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:
10884434
doi
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:
10.1073/pnas.97.14.8104
pdf_filename
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:
Abi-Dargham_et_al_2000
title
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:
Increased baseline occupancy of D2 receptors by dopamine in schizophrenia
citation
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:
(2000) Increased baseline occupancy of D2 receptors by dopamine in schizophrenia. Proceedings of the National Academy of Sciences of the United States of America. 10.1073/pnas.97.14.8104
include
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:
1
independent
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:
1
comments
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:
No comments
status
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:
1
creation_time
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:
2022-08-04 13:42:54
modification_time
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:
2024-05-31 10:05:13
created_by
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:
joupes
modified_by
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:
lihsun

List of existing contrasts attached to this article

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There is 1 contrast attached to this article

Contrast # 1 (1 locations)
Locations
contrast_id
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:
879
contrast_name
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:
article_id
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:
468
modality
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:
SPECT
target_molecule
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:
D2D3
tracer
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:
[123I]IBZM
model
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:
Reference model (occipital)
include
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:
1
independent
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:
1
comments
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:
Subjects underwent two measurements of D2 receptor BP with SPECT, [123I]IBZM, and the sustained equilibrium/constant infusion technique. The first scan was obtained in control conditions (baseline scan), on the first day of the study (day 1). The second scan was obtained on day 3, after dopamine depletion induced by oral administration of a-MPT, given at a dose of 1 g every 6 h for 2 days (for a total dose of 8 g). The first a-MPT dose was given on the evening of day 1 (8 p.m.). On day 2, 1 g of a-MPT was administered at 7 a.m., noon, 6 p.m., and 11 p.m. On day 3, 1 g of a-MPT was given at 7 a.m., noon, and 1 h before the beginning of the second scanning session (5 p.m.). Psychotropic-free for >21 days but lorazepam > 1 (Inclusion criterion), partly the same subjects as Abi-Dargham_et_al_2009.
age_g1
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:
31
age_g1_males
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:
-1
age_g1_females
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:
-1
n_g1
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:
18
n_g1_males
i
:
11
n_g1_females
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:
7
disorder_g1
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:
Healthy Controls
comorbidity_g1
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:
premedication_g1
i
:
medicated_g1
i
:
0
days_wo_drugs_g1
i
:
-1
smoking_g1
i
:
1
age_g2
i
:
31
age_g2_males
i
:
-1
age_g2_females
i
:
-1
n_g2
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:
18
n_g2_males
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:
11
n_g2_females
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:
7
disorder_g2
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:
Schizophrenia
comorbidity_g2
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:
premedication_g2
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:
Neuroleptics (free N=10, naive N=8,) Lorazepam
medicated_g2
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:
0
days_wo_drugs_g2
i
:
1
smoking_g2
i
:
1
status
i
:
1
creation_time
i
:
2022-08-04 13:43:17
modification_time
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:
2024-05-31 10:04:37
created_by
i
:
joupes
modified_by
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:
lihsun