Bioverfügbarkeit von Kichererbsenmahlzeiten bei Ileostomisten?
Bioverfügbarkeit von Makronährstoffen und bioaktiven Verbindungen aus Kichererbsenmahlzeiten: Eine Ileostomie -Studie.
The matrix of a food can significantly affect how well humans can absorb and use nutrients. Plants like fruits, vegetables, nuts, grains, and legumes have cell walls that form a network around their cells. These cell walls are a barrier for the digestive system to break down completely, which can make it harder to digest the food and get energy from it. This study will explore how the integrity of plant cell walls affects how well humans can absorb macronutrients (protein, fat and carbohydrates) and beneficial compounds e.g. phytochemicals. The study will compare two chickpea meals that have similar nutrients and energy content but differ in the amount of intact plant cell walls e.g. chickpea salad meal (INTACT diet) and chickpea burger meal (BROKEN diet).
Studienübersicht
Status
Status
Bedingungen
Bedingungen
Intervention / Behandlung
Intervention / Behandlung
Detaillierte Beschreibung
The energy content of food can be in principle calculated by multiplying the content of each energy-yielding substrate by the corresponding heat of combustion. However, only part of this energy yielding substrates is converted to energy because of their incomplete digestion and absorption in the gastrointestinal tract. The structural composition of foods, known as the food matrix, significantly affects nutrient bioavailability. One such structural feature is the integrity of plant tissues characterised by the interconnected, continuous network of cell walls which surround and protect plant cells. When cellular integrity is retained, macronutrients are naturally "encapsulated" within cell walls which effectively reduces the rate and the extent of their digestibility by 6-7% compared to a diet poor in plant-based foods. This study aims to investigate the effect of plant tissue integrity on the total energy excretion of a diet, bioavailability of macronutrients and bioactive compounds, and on plasma levels of glucose, essential amino acids and triglycerides. The investigators will do this by comparing two diets which have (approximately) the same composition in macronutrients and energy but different levels of plant tissues integrity, namely a diet rich in intact plant tissues (INTACT diet), and a diet poor in such intact plant tissues (BROKEN diet). The investigators will use an ileostomy model to be able to determine the difference in energy excretion at the level of the terminal ileum.
Studientyp
Studientyp
Einschreibung (Tatsächlich)
Einschreibung
Phase
Phase
- Unzutreffend
Kontakte und Standorte
Studienorte
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-
N.Ireland
-
Coleraine, N.Ireland, Vereinigtes Königreich, BT52 1SA
- Human Intervention Studies Unit, Ulster University
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-
Teilnahmekriterien
Zulassungskriterien
Zulassungskriterien
Studienberechtigtes Alter
Akzeptiert gesunde Freiwillige
Studienberechtigte Geschlechter
Beschreibung
Inclusion Criteria:
- Previously had an ileostomy
- ≥1.5-years post-operative
- Aged 18-60 years
- Males and females (not currently pregnant/lactating)
- Non-smokers
- Not allergic to nuts and celery
Exclusion Criteria:
- Never had an ileostomy
- <1.5-year post-operative
- Not aged 18-60 years
- Pregnant/lactating female
- Smokers
- Allergic to nuts and celery
Studienplan
Wie ist die Studie aufgebaut?
Designdetails
- Hauptzweck: Sonstiges
- Zuteilung: Zufällig
- Interventionsmodell: Crossover-Aufgabe
- Maskierung: Single
Anzahl der Arme
Waffen und Interventionen
Teilnehmergruppe / ArmTeilnehmergruppe / Arm |
Intervention / BehandlungIntervention / Behandlung |
|---|---|
|
Experimental: Intakte Mahlzeit
|
Salad meal containing intact chickpeas |
|
Experimental: Kaputte Mahlzeit
|
Burger meal containing chickpea flour |
Was misst die Studie?
Primäre Ergebnismessungen
Primäre Ergebnismessungen
Ergebnis Maßnahme |
Maßnahmenbeschreibung |
Zeitfenster |
|---|---|---|
|
Ileal fluid energy content
Zeitfenster: Change over 8 hours comparison between treatments
|
Energy content calculated by dry matter (g/100g dry basis) |
Change over 8 hours comparison between treatments
|
Sekundäre Ergebnismessungen
Sekundäre Ergebnismessungen
Ergebnis Maßnahme |
Maßnahmenbeschreibung |
Zeitfenster |
|---|---|---|
|
Zirkulierende Triglyceridspiegel
Zeitfenster: Veränderung über 8 Stunden Vergleich zwischen Behandlungen
|
Veränderung über 8 Stunden Vergleich zwischen Behandlungen
|
|
|
Ileal fluid macronutrient content
Zeitfenster: Change over 8 hours comparison between treatments
|
Measured by dry matter (g/100g dry basis) |
Change over 8 hours comparison between treatments
|
|
Ileal fluid alkylresorcinol content
Zeitfenster: Change over 8 hours comparison between treatments
|
Measured by Mass Spec |
Change over 8 hours comparison between treatments
|
|
Ileal fluid carotenoid content
Zeitfenster: Change over 8 hours comparison between treatments
|
Measured by Mass Spec |
Change over 8 hours comparison between treatments
|
|
Circulating glucose concentration
Zeitfenster: Change over 8 hours comparison between treatments
|
Blood concentrations of glucose using glucometer |
Change over 8 hours comparison between treatments
|
|
Urinary phenolic content
Zeitfenster: Change over 8 hours comparison between treatments
|
Phenolic concentration e.g. hippuric acid in urine |
Change over 8 hours comparison between treatments
|
|
Circulating insulin, levels
Zeitfenster: Change over 8 hours comparison between treatments
|
Measured by ELISA in μg/mL. |
Change over 8 hours comparison between treatments
|
|
Circulating essential amino acid levels
Zeitfenster: Change over 8 hours comparison between treatments
|
Blood concentrations of amino acids |
Change over 8 hours comparison between treatments
|
|
Circulating levels of GLP-1
Zeitfenster: Change over 8 hours comparison between treatments
|
Measured by ELISA in μg/mL. |
Change over 8 hours comparison between treatments
|
|
Circulating levels of GIP
Zeitfenster: Change over 8 hours comparison between treatments
|
Measured by ELISA in μg/mL. |
Change over 8 hours comparison between treatments
|
|
Circulating levels of ghrelin
Zeitfenster: Change over 8 hours comparison between treatments
|
Measured by ELISA in μg/mL. |
Change over 8 hours comparison between treatments
|
|
Circulating levels of CKK
Zeitfenster: Change over 8 hours comparison between treatments
|
Measured by ELISA in μg/mL. |
Change over 8 hours comparison between treatments
|
|
Circulating levels of leptin
Zeitfenster: Change over 8 hours comparison between treatments
|
Measured by ELISA in μg/mL. |
Change over 8 hours comparison between treatments
|
|
Circulating levels of bioactive peptides
Zeitfenster: Change over 8 hours comparison between treatments
|
Blood concentrations of legume bioactives |
Change over 8 hours comparison between treatments
|
Mitarbeiter und Ermittler
Sponsor
Sponsor
Mitarbeiter
Mitarbeiter
Studienaufzeichnungsdaten
Haupttermine studieren
Studienbeginn (Tatsächlich)
Studienbeginn
Primärer Abschluss (Tatsächlich)
Primärer Abschluss
Studienabschluss (Tatsächlich)
Studienabschluss
Studienanmeldedaten
Zuerst eingereicht
Zuerst eingereicht
Zuerst eingereicht, das die QC-Kriterien erfüllt hat
Zuerst eingereicht, das die QC-Kriterien erfüllt hat
Zuerst gepostet (Tatsächlich)
Zuerst gepostet
Studienaufzeichnungsaktualisierungen
Letztes Update gepostet (Tatsächlich)
Letztes Update gepostet
Letztes eingereichtes Update, das die QC-Kriterien erfüllt
Letztes eingereichtes Update, das die QC-Kriterien erfüllt
Zuletzt verifiziert
Zuletzt verifiziert
Mehr Informationen
Begriffe im Zusammenhang mit dieser Studie
Schlüsselwörter
Andere Studien-ID-Nummern
Andere Studien-ID-Nummern
- REC/24/0083
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Studiert ein von der US-amerikanischen FDA reguliertes Arzneimittelprodukt
Studiert ein von der US-amerikanischen FDA reguliertes Geräteprodukt
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