Reverse Cholesterol Transport (RCT) Study

Completed · Not applicable

Conditions studied: Healthy

In brief

The purpose of this study is to investigate the use of radiolabeled particulate cholesterol administered intravenously in association with albumin, as a method to study reverse cholesterol transport (RCT) in humans by analyzing changes in the tracer activity in total plasma, lipoproteins and feces.

Key facts

Study ID

NCT01031758

Run by

University of Pennsylvania

People needed

18

Starts

2009-11-01

Expected to finish

2010-06-01

Last updated by the study team

2018-12-20

Who can join

Age: 18 and older, up to 70. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• Group 1 (6 subjects):
• Men and women between the ages of 18 and 70
• HDL cholesterol (HDL-C) as defined by levels ≥ 25th percentile and ≤ 75th percentile for age, gender and race
• Female subjects must be of non-childbearing potential. They must have been surgically sterilized at least 6 months prior to screening or be postmenopausal. Postmenopausal women must have no regular menstrual bleeding for at least 2 years prior to inclusion.
• Subjects must be in good overall health
• Subjects must be able to comprehend and willing to provide a signed IRB approved Informed Consent Form.
• Subjects must be willing to comply with all study-related procedures.
• Group 2 (6 subjects):
• Men and women between the ages of 18 and 70
• HDL cholesterol (HDL-C) as defined by levels <25th percentile for age, gender and race
• Female subjects must be of non-childbearing potential. They must have been surgically sterilized at least 6 months prior to screening or be postmenopausal. Postmenopausal women must have no regular menstrual bleeding for at least 2 years prior to inclusion.
• Subjects must be in good overall health
• Subjects must be able to comprehend and willing to provide a signed IRB approved Informed Consent Form.
• Subjects must be willing to comply with all study-related procedures.
• Group 3 (6 subjects):
• Men and women between the ages of 18 and 70
• HDL cholesterol (HDL-C) as defined by levels > 75th percentile for age, gender and race
• Female subjects must be of non-childbearing potential. They must have been surgically sterilized at least 6 months prior to screening or be postmenopausal. Postmenopausal women must have no regular menstrual bleeding for at least 2 years prior to inclusion.
• Subjects must be in good overall health
• Subjects must be able to comprehend and willing to provide a signed IRB approved Informed Consent Form.
• Subjects must be willing to comply with all study-related procedures.

You may not qualify if…

• Known cardiovascular disease, including coronary disease, cerebrovascular disease, or peripheral vascular disease
• History of diabetes mellitus or fasting glucose > 126 mg/dL at the screening visit.
• History of any other endocrine disease
• History of a non-skin malignancy within the previous 5 years
• Anemia; Hemoglobin less than 10 g/dL
• Renal insufficiency as defined by creatinine ³ 1.3 mg/dl
• Any major active rheumatologic, pulmonary, or dermatologic disease or inflammatory condition
• History of hypertension
• Use of warfarin, or any known coagulopathy and /or elevated PT/PTT >1.5 x ULN
• Self-reported history of HIV positive
• Previous organ transplantation
• Clinical evidence of liver disease or liver injury as indicated by abnormal liver function tests such as ALT or AST > 1x ULN, or self-reported history of positive Hepatitis B or Hepatitis C test result
• Any major surgical procedure that occurred within the previous 3 months of the screening visit
• Use of tobacco products currently or during the previous 30 days
• History of drug abuse (< 3 years)
• Regular use of alcoholic beverages (> 2 drinks/day)
• Body mass index (BMI) > 30 kg/m2 or < 18.5 kg/m2
• Participation in an investigational drug study within 6 weeks prior to the screening visit
• Serious or unstable medical or psychological conditions that, in the opinion of the investigator, would compromise the subject's safety or successful participation in the study will be excluded.
• Use of lipid lowering drugs within the 6 weeks prior to dosing or during the study
• Use of other prescription or non-prescription drugs (including vitamins and herbal supplements, but excluding replacement hormone therapy) within 2 weeks prior to dosing or during the study, however, acetaminophen up to 2g/day is acceptable.
• Male subjects who plan to conceive a child within 3 months of the conclusion of the study.

Where it is running

• University of Pennsylvania — Philadelphia, Pennsylvania, United States

Full record on ClinicalTrials.gov

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