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Effect of Gum Arabic on Gastrointestinal Transit and Permeability

Ní féidir ach le húsáideoirí cláraithe ailt a aistriú
Logáil Isteach / Cláraigh
Sábháiltear an nasc chuig an gearrthaisce
StádasAg earcú
Urraitheoirí
Mayo Clinic

Keywords

Coimriú

The study aims to determine the effect of gum arabic on gut bacteria and GI function.

Cur síos

To compare the effect of placebo, low-dose prebiotic, or high-dose prebiotic on gut microbiota composition and function, GI transit and permeability, and assess development of symptoms or a change in pre-existing symptoms present, in patients with recent history of clinically diagnosed diverticulitis which has been successfully treated.

Dátaí

Fíoraithe Deireanach: 02/29/2020
Cuireadh isteach den chéad uair: 11/04/2018
Clárú Measta Curtha isteach: 11/11/2018
Arna chur suas ar dtús: 11/14/2018
Nuashonrú Deireanach Curtha isteach: 03/10/2020
Nuashonrú Deireanach Postáilte: 03/12/2020
Dáta Tosaigh an Staidéir Iarbhír: 06/21/2018
Dáta Críochnaithe Bunscoile Measta: 12/30/2020
Dáta Críochnaithe an Staid Mheasta: 07/14/2021

Coinníoll nó galar

Diverticulitis

Idirghabháil / cóireáil

Dietary Supplement: High-dose prebiotic

Dietary Supplement: Low-dose prebiotic

Dietary Supplement: Placebo

Céim

-

Grúpaí Láimhe

LámhIdirghabháil / cóireáil
Active Comparator: High-dose prebiotic
10 gm gum arabic (powder) with 2 gm fiber powder daily for at least 6 weeks
Dietary Supplement: High-dose prebiotic
This is a spray-dried powder, yellowish-white in color, that is dissolvable.
Active Comparator: Low-dose prebiotic
5 gm gum arabic (powder) with 2 gm fiber powder daily for at least 6 weeks
Dietary Supplement: Low-dose prebiotic
This is a spray-dried powder, yellowish-white in color, that is dissolvable.
Placebo Comparator: Placebo
2 gm powdered fiber daily for at least 6 weeks
Dietary Supplement: Placebo
Powder fiber supplement, yellowish-white in color, that is dissolvable.

Critéir Incháilitheachta

Aois Incháilithe le haghaidh Staidéir 18 Years Chun 18 Years
Gnéas Incháilithe le haghaidh StaidéirAll
Glacann Oibrithe Deonacha SláintiúlaSea
Critéir

Inclusion Criteria:

1. Recent diagnosis of diverticulitis (within 24 months) and at least 4 weeks post antibiotic use

2. Age 18-80

Exclusion Criteria:

1. Prior history of gastrointestinal surgeries (except appendectomy and cholecystectomy)

2. Known diagnosis of inflammatory bowel disease (Crohn's or ulcerative colitis), microscopic colitis, celiac disease, or other inflammatory condition other than diverticulitis

3. Use of tobacco products within the past 6 months (since nicotine may affect intestinal permeability)

4. Use of NSAIDs or aspirin within the week prior to Visit 2 and Visit 5 (permeability and transit testing visit since NSAIDs affect intestinal permeability)

5. Use of osmotic laxatives one week prior to Visit 2 and for the duration of the study

6. Use of oral corticosteroids within the previous 6 weeks and for the duration of the study

7. Ingestion of artificial sweeteners such as Splenda™ (sucralose), Nutrasweet™ (aspartame), sorbitol, xylitol, lactulose, or mannitol 2 days before and during the permeability testing days, e.g. foods to be avoided are sugarless gums or mints and diet beverages

8. Antibiotic use within 4 weeks of completion of the initial stool kit and/or Visit 2 testing appointment and for the remainder of the study (they can complete the stool kit and Visit 2 after a 4-week washout period)

9. Bowel preparation for colonoscopy less than one week prior to the completion of the first stool kit and Visit 2 and during the remainder of the study

10. Pregnancy or plan to become pregnant within the study timeframe

11. Vulnerable adults

12. Egg allergy or resistant to ingesting eggs

13. Diagnosis of diabetes

14. Any other disease(s), condition(s) or habit(s) that would interfere with completion of study, or in the judgment of the investigator would potentially interfere with compliance to this study or would adversely affect study outcomes

Toradh

Bearta Toraidh Príomhúla

1. Colonic Transit time [Change is being assessed between baseline and 6 weeks]

The scintigraphic method is used to measure colonic transit. An isotope is adsorbed on activated charcoal particles and delivered to the colon in a delayed release capsule. Anterior and posterior gamma images are taken hourly. The geometric center (GC) is the weighted average of counts in the different colonic regions. The scale ranges from 1 to 5; a high GC implies faster colonic transit, a GC of 1 implies all isotope is in the ascending colon, and a GC of 5 implies all isotope is in the stool. Units: units on a scale

Bearta Torthaí Tánaisteacha

1. Intestinal Permeability [Change is being assessed between baseline and 6 weeks]

To determine intestinal permeability, urine will be collected for 24 hours after drinking a sugar solution. The 0- to 2-hour urine most closely reflects small intestinal permeability and the 8- to 24-hour urine reflects colonic permeability. HPLC-tandem mass spectrometry will be used for detection of the sugars.

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An bunachar luibheanna míochaine is iomláine le tacaíocht ón eolaíocht

  • Oibreacha i 55 teanga
  • Leigheasanna luibhe le tacaíocht ón eolaíocht
  • Aitheantas luibheanna de réir íomhá
  • Léarscáil GPS idirghníomhach - clibeáil luibheanna ar an láthair (ag teacht go luath)
  • Léigh foilseacháin eolaíochta a bhaineann le do chuardach
  • Cuardaigh luibheanna míochaine de réir a n-éifeachtaí
  • Eagraigh do chuid spéiseanna agus fanacht suas chun dáta leis an taighde nuachta, trialacha cliniciúla agus paitinní

Clóscríobh symptom nó galar agus léigh faoi luibheanna a d’fhéadfadh cabhrú, luibh a chlóscríobh agus galair agus comharthaí a úsáidtear ina choinne a fheiceáil.
* Tá an fhaisnéis uile bunaithe ar thaighde eolaíoch foilsithe

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