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The circadian rhythm of copeptin will be examined in healthy subjects.
In 18 healthy volunteers the circadian rhythm of copeptin will be examined by withdrawing blood samples for copeptin levels every 30 minutes for 24 hours.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| observational | Blood samples will be taken for measuring copeptin levels in healthy subjects. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| observation | Other | blood sampling during 24 hours |
|
| Measure | Description | Time Frame |
|---|---|---|
| measurement of copeptin values in mmol/l within 24 hours to assess the amount of release in a day curve. | The primary outcome measure is to compare the copeptin concentration in the early afternoon and the early morning by blood sampling at different time points. Evaluation of the question if there is a circadian rhythm in the copeptin release. | 24 hours |
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Inclusion Criteria:
Exclusion Criteria:
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healthy subjects
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| Name | Affiliation | Role |
|---|---|---|
| Mirjam Christ-Crain, MD, Prof. | University Hospital, Basel, Switzerland | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| University Hospital Basel | Basel | Canton of Basel-City | 4031 | Switzerland |
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| ID | Term |
|---|---|
| D019370 | Observation |
| ID | Term |
|---|---|
| D008722 | Methods |
| D008919 | Investigative Techniques |
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