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| Name | Class |
|---|---|
| Cornell University | OTHER |
| University of California, Irvine | OTHER |
| Pritzker Consortium | OTHER |
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The primary objective of this study is to investigate the biological components of major depression. The investigators are particularity interested in genetic variation and how it contributes to cortisol (because cortisol is higher in severe depression than mild depression or healthy controls) and how it contributes to clinical symptoms, especially suicidal ideation/behavior and psychosis.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Major Depressive Disorder | |||
| Healthy Control |
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| Measure | Description | Time Frame |
|---|---|---|
| Genetics | Blood will be drawn for gene expression, which includes genetics and metallothionein assessments. Blood will also be drawn for later assay of immune function/measures and neurotophins, and for future studies. | 1 year |
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| Measure | Description | Time Frame |
|---|---|---|
| Physiologic | Cortisol hormone levels will be measured in blood (suppression test), hair and saliva samples. | 1 year |
| Neurocognition | Standardized neuropsychological measures will be used to assess neurocognition including, tests involving verbal learning, visual reproduction, attentional flexibility, and memory. |
Inclusion criteria for depressed patients:
Inclusion criteria for healthy controls:
Exclusion Criteria for depressed patients:
Exclusion criteria for healthy controls:
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Inpatient hospitals, outpatient clinics, community.
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| Name | Affiliation | Role |
|---|---|---|
| Alan Schatzberg, M.D. | Stanford University | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| University of California, Irvine | Irvine | California | 92697 | United States | ||
| Stanford University, Department of Psychiatry and Behavioral Sciences |
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| ID | Term |
|---|---|
| D003865 | Depressive Disorder, Major |
| ID | Term |
|---|---|
| D003866 | Depressive Disorder |
| D019964 | Mood Disorders |
| D001523 | Mental Disorders |
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We will be retaining biospecimens including, whole blood, serum, hair and saliva tissues samples.
| 1 year |
| Clinical | Clinical psychiatric measures will be used to assess depression (HAM-D), psychotic features, suicidality, childhood trauma, and anhedonia. | 1 year |
| Stanford |
| California |
| 94305 |
| United States |
| Weill Cornell Medical College | New York | New York | 10065 | United States |