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Severe Insulin Resistance in Patients With Type 2 Diabetes
This study is enrolling participants by invitation only.
Sponsors and Collaborators: University of Aarhus
Aarhus University Hospital
Silkeborg Hospital, Denmark
Information provided by: University of Aarhus
ClinicalTrials.gov Identifier: NCT00654056
  Purpose

The purpose of the study is to investigate some of the mechanisms behind severe insulin resistance and to determine the dose response to insulin in patients with type 2 diabetes mellitus.


Condition Intervention
Type 2 Diabetes Mellitus
Drug: Actrapid (human insulin)

MedlinePlus related topics: Diabetes
Drug Information available for: Insulin
U.S. FDA Resources
Study Type: Interventional
Study Design: Basic Science, Randomized, Single Blind (Subject), Crossover Assignment, Pharmacodynamics Study
Official Title: Severe Insulin Resistance in Patients With Type 2 Diabetes: Mechanisms Behind Insulin Resistance.

Further study details as provided by University of Aarhus:

Primary Outcome Measures:
  • Insulin sensitivity [ Time Frame: 8 hours ] [ Designated as safety issue: No ]

Secondary Outcome Measures:
  • Changes in insulin signaling proteins? [ Time Frame: 1 month ] [ Designated as safety issue: No ]

Estimated Enrollment: 8
Study Start Date: March 2008
Estimated Study Completion Date: May 2009
Estimated Primary Completion Date: March 2009 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
A: Experimental
Hyperinsulinemic euglycemic clamp at 4 different insulin doses.
Drug: Actrapid (human insulin)
On day one: 0,5 IU/kg/min for 3 hours, 1,5 IU/kg/min for 3 hours, on day two: 3,0 IU/kg/min for 3 hours, 5,0 IU/kg/min for 3 hours

Detailed Description:

Overnutrition and obesity are pivotal to the metabolic syndrome and diabetes. The sedentary lifestyle and overly rich nutrition are predominant in Western societies and result in obesity, insulin resistance and type 2 diabetes mellitus. According to the WHO an escalating global epidemic of overweight and obesity is sweeping the globe and the prevalence of type 2 diabetes mellitus rises in parallel at the same alarming rate. It is likely that inherited insulin resistance relates to subtle mutations in many metabolic genes. It is still unclear whether such abnormalities lead to different proteomic patterns in target tissues (muscle and fat) and how intracellular hormone signaling is affected. Some patients with type 2 diabetes mellitus have severe insulin resistance with insulin requirements of more than 100 units/day and are still not optimally controlled. Our aim of this study is to examine the mechanisms behind severe insulin resistance and to elucidate how intracellular hormone signaling is affected, especially in relation to proteomics. Moreover we wish to determine the dose response to insulin in patients with type 2 diabetes mellitus with severe insulin resistance in order to see if there is a measurable effect on blood glucose at high insulin doses.

  Eligibility

Ages Eligible for Study:   25 Years to 75 Years
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Age 25-75 years old
  • BMI between 25 and 42

Exclusion Criteria:

  • Severe diseases
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00654056

Sponsors and Collaborators
University of Aarhus
Aarhus University Hospital
Silkeborg Hospital, Denmark
Investigators
Principal Investigator: Niels Moeller, Professor Department M (Endocrinology and diabetes), Aarhus University Hospital, Nørrebrogade 44, 8000 Århus C, Denmark
  More Information

Responsible Party: Department of Endocrinology M, Aarhus University Hospital ( Professor, MD, Niels Moeller )
Study ID Numbers: UKO-M20070267
Study First Received: March 25, 2008
Last Updated: April 2, 2008
ClinicalTrials.gov Identifier: NCT00654056  
Health Authority: Denmark: The Danish National Committee on Biomedical Research Ethics;   Denmark: The Regional Committee on Biomedical Research Ethics;   Denmark: Danish Dataprotection Agency

Keywords provided by University of Aarhus:
Type 2 diabetes
Severe insulin resistance

Study placed in the following topic categories:
Hyperinsulinism
Metabolic Diseases
Diabetes Mellitus, Type 2
Diabetes Mellitus
Endocrine System Diseases
Endocrinopathy
Insulin Resistance
Metabolic disorder
Glucose Metabolism Disorders
Insulin

Additional relevant MeSH terms:
Hypoglycemic Agents
Physiological Effects of Drugs
Pharmacologic Actions

ClinicalTrials.gov processed this record on January 16, 2009