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Avenanthramide and Saponin Bioavailability in Oat Bran

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Přihlášení Registrace
Odkaz je uložen do schránky
PostaveníDokončeno
Sponzoři
North Carolina Agriculture & Technical State University

Klíčová slova

Abstraktní

Avenanthramides and saponins are types of chemical compounds found naturally in oats.
Avenanthramides have anti-oxidant properties, anti-atherosclerotic, anti-inflammation, and anti-proliferative effects on cancer cells in vitro. Oat saponins, or avenacosides, have the ability to bind cholesterol, and thus, the ability to lower blood cholesterol.
Oat bran is a known source of these dietary compounds. This study aims to determine the bioavailability of these compounds to in the urine of participants after ingesting an oat bran cereal, both before, and after for multiple time points.
Analytical chemistry will be used to determine the bioavailability of the oat compounds at each time point. This will help to establish a kinetic curve for the metabolism of these compounds.

Popis

Initially, the diet of the participants will be asked to restricted to avoid eating any polyphenols that might interfere with the employed analytical chemistry techniques. This period of diet restriction is the washout period. The list of foods to avoid are: oats, whole grains, fruits, vegetables, herbal supplements, ginger, coffee, tea, and chocolate.

After the washout period, a baseline urine and fecal sample will be collected from the participants, then a large portion of oat bran will be provided to the participants for consumption. The approximate portion size will be 100 g by dry weight. The participants will then provide urine samples during the designated time points. The time points for the urine collection are as follows:

1. st sample, ~ 30 min to 1 hour prior to oat consumption

2. nd sample: 0-2 hours after oat consumption

3. rd sample: 2-4 hours after oat consumption

4. th sample: 4-6 hours after oat consumption

5. th sample: 6-9 hours after oat consumption

6. th sample: 9-12 hours after oat consumption

7. th sample: 12-24 hours after oat consumption

8. th sample: 24-32 hours after oat consumption

9. th sample: 48 hours after oat consumption These samples will be analyzed in using HPLC and LC/MS.

Termíny

Poslední ověření: 03/31/2020
První předloženo: 04/01/2020
Odhadovaná registrace vložena: 04/02/2020
První zveřejnění: 04/05/2020
Poslední aktualizace byla odeslána: 04/02/2020
Poslední aktualizace zveřejněna: 04/05/2020
Aktuální datum zahájení studie: 01/14/2016
Odhadované datum dokončení primární: 01/20/2016
Odhadované datum dokončení studie: 01/20/2016

Stav nebo nemoc

Human Health
Polyphenols
Pharmacokinetics

Intervence / léčba

Dietary Supplement: Oat Bran Consumption

Fáze

-

Skupiny zbraní

PažeIntervence / léčba
Experimental: Oat Bran Consumption
Each subject consumed 120 g of oat bran (by dry weight) in a single dose, and samples (urine and fecal) were collected at different time points following the administration of oat bran.
Dietary Supplement: Oat Bran Consumption
Oat bran (120 g), single dose.

Kritéria způsobilosti

Věky způsobilé ke studiu 18 Years Na 18 Years
Pohlaví způsobilá ke studiuAll
Přijímá zdravé dobrovolníkyAno
Kritéria

Inclusion Criteria:

- BMI 18.5-25

- Have blood and urine biochemical markers in normal range

- Have no known allergy to oat relate foods

- Be not taking antibiotics for six months

- Be not currently taking medication

- Be nonsmoking

- Have no alcoholic intoxication

- Have no extensive exposure to industrial waste

Exclusion Criteria:

- Individuals with gout

- Individuals with heart disease

- Individuals with peripheral vascular diseases

- Individuals with degenerative liver

- Cancer patients

- Patients with diabetes

- Individuals with GI disorders

- Individuals with endocrine disorders

Výsledek

Primární výsledná opatření

1. Bioavailability of Avenanthramides and Saponins in Urine [0-2 hours post-dose]

Liquid chromatography-tandem mass spectrometry will be utilized to assess the bioavailability of avenanthramides and saponins in urine.

2. Bioavailability of Avenanthramides and Saponins in Urine [2-4 hours post-dose]

Liquid chromatography-tandem mass spectrometry will be utilized to assess the bioavailability of avenanthramides and saponins in urine.

3. Bioavailability of Avenanthramides and Saponins in Urine [4-6 hours post-dose]

Liquid chromatography-tandem mass spectrometry will be utilized to assess the bioavailability of avenanthramides and saponins in urine.

4. Bioavailability of Avenanthramides and Saponins in Urine [6-9 hours post-dose]

Liquid chromatography-tandem mass spectrometry will be utilized to assess the bioavailability of avenanthramides and saponins in urine.

5. Bioavailability of Avenanthramides and Saponins in Urine [9-12 hours post-dose]

Liquid chromatography-tandem mass spectrometry will be utilized to assess the bioavailability of avenanthramides and saponins in urine.

6. Bioavailability of Avenanthramides and Saponins in Urine [12-24 hours post-dose]

Liquid chromatography-tandem mass spectrometry will be utilized to assess the bioavailability of avenanthramides and saponins in urine.

7. Bioavailability of Avenanthramides and Saponins in Urine [24-32 hours post-dose]

Liquid chromatography-tandem mass spectrometry will be utilized to assess the bioavailability of avenanthramides and saponins in urine.

8. Bioavailability of Avenanthramides and Saponins in Urine [32-48 hours post-dose]

Liquid chromatography-tandem mass spectrometry will be utilized to assess the bioavailability of avenanthramides and saponins in urine.

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