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The current study is designed to assess the effect of a conventional cooking oil (hydrogenated oil) and a reformulated fat low in trans fatty acids on cardiovascular disease risk factors.
It is known that in subjects with high cholesterol levels that substitution of hydrogenated fat (high in trans fat) with vegetable oil results in higher levels of total and LDL cholesterol ("bad" cholesterol). There has been tremendous interest within the food industry to identify cooking fats that have the physical properties necessary to make shelf stable products and have textural characteristics similar to existing products but that also favorably affects risk factors for coronary heart disease (CHD) such as LDL cholesterol levels and inflammatory markers. The current study is designed to assess the effect of a conventional cooking oil (hydrogenated oil) and a reformulated fat low in trans fatty acids on cardiovascular disease risk factors.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Comparison of cooking oils | Experimental | Postmenopausal women (50-85 y) with LDL cholesterol 120 mg/dL. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Comparison of cooking oils | Behavioral | 30 subjects will consume each of the two diets in randomized order for 5 weeks each. Diets will be designed to maintain body weight; will have 30% of energy as fat which 2/3 or 20% of energy will be either the conventional or reformulated fat. Blood lipids and C reactive protein (CRP) as well as indicators of how lipids are processed in the blood will be measured at the end of each dietary phase. |
| Measure | Description | Time Frame |
|---|---|---|
| Serum lipid, lipoprotein and apolipoprotein concentrations, measures of inflammation, cholesteryl ester transfer protein (CETP) and lecithin-cholesterol acetyltransferase (LCAT) activities, endogenous lipid synthesis rates, expression of genes associated | 5 weeks period |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Alice H Lichtenstein, D.Sc. | Tufts Medical Center | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University | Boston | Massachusetts | 02111 | United States |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 19423109 | Derived | Vega-Lopez S, Matthan NR, Ausman LM, Ai M, Otokozawa S, Schaefer EJ, Lichtenstein AH. Substitution of vegetable oil for a partially-hydrogenated fat favorably alters cardiovascular disease risk factors in moderately hypercholesterolemic postmenopausal women. Atherosclerosis. 2009 Nov;207(1):208-12. doi: 10.1016/j.atherosclerosis.2009.03.039. Epub 2009 Apr 5. |
| Label | URL |
|---|---|
| Click here for more information about this study: | View source |
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| ID | Term |
|---|---|
| D006949 | Hyperlipidemias |
| D024821 | Metabolic Syndrome |
| D002318 | Cardiovascular Diseases |
| ID | Term |
|---|---|
| D050171 | Dyslipidemias |
| D052439 | Lipid Metabolism Disorders |
| D008659 | Metabolic Diseases |
| D009750 | Nutritional and Metabolic Diseases |
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| D007333 | Insulin Resistance |
| D006946 | Hyperinsulinism |
| D044882 | Glucose Metabolism Disorders |