NCT02982616

Brief Summary

The purpose of this study is to test whether intragastrically infused fatty acid will interact with positive emotion induction and if this effect is mediated by gut hormones.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
12

participants targeted

Target at below P25 for not_applicable healthy-volunteers

Timeline
Completed

Started Aug 2015

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

August 1, 2015

Completed
10 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 1, 2016

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

June 1, 2016

Completed
6 months until next milestone

First Submitted

Initial submission to the registry

November 28, 2016

Completed
7 days until next milestone

First Posted

Study publicly available on registry

December 5, 2016

Completed
Last Updated

December 6, 2016

Status Verified

December 1, 2016

Enrollment Period

10 months

First QC Date

November 28, 2016

Last Update Submit

December 5, 2016

Conditions

Outcome Measures

Primary Outcomes (2)

  • time evolution of VAS from the beginning until the end of a study visit

    visual analogue scale for appetite related sensations

    -10min 0min 10min 20min 30min 40min

  • time evolution of gut hormones from the beginning until the end of a study visit

    -10min 10min 20min 30min 40min

Secondary Outcomes (2)

  • evolution of heart rate variability

    -20min 20min

  • hedonic food intake

    40min

Study Arms (4)

positive emotion and fatty acid

EXPERIMENTAL

positive emotion induction combine with 2.g Dodecanoic acid intragastric infusion

Dietary Supplement: Dodecanoic acidBehavioral: Positive emotion

neutral emotion and fatty acid

EXPERIMENTAL

neutral emotion induction combine with 2.g Dodecanoic acid intragastric infusion

Dietary Supplement: Dodecanoic acidBehavioral: neutral emotion

positive emotion and saline

EXPERIMENTAL

positive emotion induction combine with saline intragastric infusion

Behavioral: Positive emotionDietary Supplement: saline

neutral emotion and saline

PLACEBO COMPARATOR

neutral emotion induction combine with saline intragastric infusion

Dietary Supplement: salineBehavioral: neutral emotion

Interventions

Dodecanoic acidDIETARY_SUPPLEMENT

The middle chain saturated fatty acid that can be widely found in daily food.

Also known as: Lauric acid
neutral emotion and fatty acidpositive emotion and fatty acid

Positive emotion induced by facial expressions and classic music.

positive emotion and fatty acidpositive emotion and saline
salineDIETARY_SUPPLEMENT

saline

neutral emotion and salinepositive emotion and saline
neutral emotionBEHAVIORAL

Neutral emotion induced by facial expressions and classic music.

neutral emotion and fatty acidneutral emotion and saline

Eligibility Criteria

Age18 Years - 60 Years
Sexfemale
Healthy VolunteersYes
Age GroupsAdult (18-64)

You may qualify if:

  • healthy women
  • age \> 18 and \< 60.
  • Body Mass Index (BMI) of 19-25 kg/m2 (no weight change of more than 5% of body weight in the past three months).

You may not qualify if:

  • chronic medical illness affecting the gastrointestinal, endocrine, cardiovascular or nervous system (risk of) pregnancy history of upper gastrointestinal surgery history of behavioral, therapeutic or surgical treatment aiming at or leading to weight loss/gain psychiatric disorders, including (history of) depression or eating disorders alcohol abuse or dependence regular use of medication, except for oral contraception use of any drugs, including cannabis, during the past 6 months

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

University Hospitals Leuven, campus Gasthuisberg

Leuven, 3000, Belgium

Location

Related Publications (7)

  • Van Oudenhove L, McKie S, Lassman D, Uddin B, Paine P, Coen S, Gregory L, Tack J, Aziz Q. Fatty acid-induced gut-brain signaling attenuates neural and behavioral effects of sad emotion in humans. J Clin Invest. 2011 Aug;121(8):3094-9. doi: 10.1172/JCI46380. Epub 2011 Jul 25.

    PMID: 21785220BACKGROUND
  • Parker BA, Sturm K, MacIntosh CG, Feinle C, Horowitz M, Chapman IM. Relation between food intake and visual analogue scale ratings of appetite and other sensations in healthy older and young subjects. Eur J Clin Nutr. 2004 Feb;58(2):212-8. doi: 10.1038/sj.ejcn.1601768.

    PMID: 14749739BACKGROUND
  • Mayer EA. Gut feelings: the emerging biology of gut-brain communication. Nat Rev Neurosci. 2011 Jul 13;12(8):453-66. doi: 10.1038/nrn3071.

    PMID: 21750565BACKGROUND
  • Mayer EA, Naliboff BD, Craig AD. Neuroimaging of the brain-gut axis: from basic understanding to treatment of functional GI disorders. Gastroenterology. 2006 Dec;131(6):1925-42. doi: 10.1053/j.gastro.2006.10.026. No abstract available.

    PMID: 17188960BACKGROUND
  • Mitterschiffthaler MT, Fu CH, Dalton JA, Andrew CM, Williams SC. A functional MRI study of happy and sad affective states induced by classical music. Hum Brain Mapp. 2007 Nov;28(11):1150-62. doi: 10.1002/hbm.20337.

    PMID: 17290372BACKGROUND
  • Flint A, Raben A, Blundell JE, Astrup A. Reproducibility, power and validity of visual analogue scales in assessment of appetite sensations in single test meal studies. Int J Obes Relat Metab Disord. 2000 Jan;24(1):38-48. doi: 10.1038/sj.ijo.0801083.

    PMID: 10702749BACKGROUND
  • Zhao D, Boey L, Weltens N, Biesiekierski JR, Iven J, Depoortere I, Tack J, Van Oudenhove L. Influence of subliminal intragastric fatty acid infusion on subjective and physiological responses to positive emotion induction in healthy women: A randomized trial. Psychoneuroendocrinology. 2019 Oct;108:43-52. doi: 10.1016/j.psyneuen.2019.06.010. Epub 2019 Jun 13.

MeSH Terms

Interventions

lauric acidSodium Chloride

Intervention Hierarchy (Ancestors)

ChloridesHydrochloric AcidChlorine CompoundsInorganic ChemicalsSodium Compounds

Study Officials

  • Lukas Van Oudenhove, Prof

    Universitaire Ziekenhuizen KU Leuven

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
SINGLE
Who Masked
PARTICIPANT
Purpose
BASIC SCIENCE
Intervention Model
CROSSOVER
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Professor

Study Record Dates

First Submitted

November 28, 2016

First Posted

December 5, 2016

Study Start

August 1, 2015

Primary Completion

June 1, 2016

Study Completion

June 1, 2016

Last Updated

December 6, 2016

Record last verified: 2016-12

Data Sharing

IPD Sharing
Will not share

Due to ethical rules the individual participant data will be kept confidential.

Locations