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| ID | Type | Description | Link |
|---|---|---|---|
| 2014-004496-23 | EudraCT Number |
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| Name | Class |
|---|---|
| University of Aarhus | OTHER |
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Ghrelin (growth hormone release inducer) is produced in the stomach. The active form of Ghrelin is Acyl-Ghrelin. Acyl-Ghrelin stimulates the Ghrelin receptors. Ghrelin receptors are detected in the distal tubules in mice and animal studies have shown that Ghrelin increases the absorption of sodium in the renal tubules. Ghrelin infusion directly into the renal artery of rats increased sodium reabsorption in the distal nephron, presumably via the epithelial sodium channels (ENaC).
The purpose of the study is to measure the acyl-ghrelin induced effects on GFR, tubular transport of sodium and water in different nephron segments and central and peripheral blood pressure in a randomized, cross-over, single-blind, placebo-controlled dose-response study.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| 50 µg Acyl-Ghrelin | Active Comparator | Intravenous injection on examination day. |
|
| 100 µg Acyl-Ghrelin | Active Comparator | Intravenous injection on examination day. |
|
| Isotonic Sodium Chloride | Placebo Comparator | Intravenous injection on examination day. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Acyl-Ghrelin | Drug |
|
| Measure | Description | Time Frame |
|---|---|---|
| Fractional sodium excreation (FENa) | Measurement of FENa at baseline and after Acyl-Ghrelin injection | 5-6 Hours |
| Measure | Description | Time Frame |
|---|---|---|
| Renal function | Measurement of GFR, FEK and CH20 at baseline and after Acyl-Ghrelin injection | 5-6 Hours |
| Water and sodium transport | Measurement of u-AQP2, u-NCC , u-NKCC -2 and u-ENaC at baseline and after Acyl-Ghrelin |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| My ES Malmberg | Contact | +4578436588 | mymalmbe@rm.dk |
| Name | Affiliation | Role |
|---|---|---|
| Erling B Pedersen | Department of Medical Research and Medicine, Holstebro Regional Hospital | Study Chair |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Department of Medical Research, Regional Hospital Holstebro | Recruiting | Holstebro | 7500 | Denmark |
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| ID | Term |
|---|---|
| C000710987 | acyl-ghrelin |
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| 5-6 Hours |
| Vasoactive hormones | Measurement of p-BNP , PRC, p-AngII , p-Aldo and p-AVP at baseline and after Acyl-Ghrelin | 5-6 Hours |
| Blood pressure | Measurement of Central blood pressure, PWV, AIx and Peripheral blood pressure at baseline and after Acyl-Ghrelin | 5-6 Hours |