The purpose of this study is to assess sample collection conditions for various dietary challenges (fat, sugar, and mixed) and determine the optimal fasting and post-meal sample collection time points for future studies on a larger group of individuals. Study participants will attend three study visits where they take part in lipid, glucose, and mixed meal challenges. At each of the three visits, participants will provide venous blood samples and a urine sample before consuming the test meal and will provide 6 additional venous finger blood samples post-meal.
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Change in high-density lipoprotein (HDL) Size
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in low-density lipoprotein (LDL) Size
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Total Cholesterol
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Free Cholesterol
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Cholesterol Ester
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Triglycerides
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Phosphatidylinositol
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Phosphatidylethanolamine
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Phosphatidylcholine
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Sphingomyelin
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Lysophosphatidylcholine
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Apolipoprotein AI
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Apolipoprotein AII
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Apolipoprotein AIV
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Apolipoprotein B
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Apolipoprotein CI
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Apolipoprotein CII
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Apolipoprotein CIII
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Apolipoprotein E
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Lecithin-Cholesterol Acyltransferase
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Cholesterol Ester Transfer Protein
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Lipoprotein (a)
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Phospholipid Transfer Protein
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Serum Paraoxonase/arylesterase 1
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Serum Amyloid A1
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)
Change in Serum Amyloid A4
Timeframe: Baseline, Minute 15, Minute 30, Hour 1, Hour 2, Hour 4 and Hour 6 during study visits 1, 2, and 3 (up to 6 weeks)