Salivary Proteome and Sensitivity to Bitterness (PROTAMER)

March 30, 2026 updated by: Institut National de Recherche pour l'Agriculture, l'Alimentation et l'Environnement
This study aims to establish whether the protein composition of healthy males contribute to their sensitivity to the bitterness of caffeine.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Study Type

Interventional

Phase

  • Not Applicable

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

25 years to 45 years (Adult)

Accepts Healthy Volunteers

Yes

Description

Inclusion Criteria:

  • healthy volunteers

Exclusion Criteria:

  • smokers
  • currently suffering from oral pathologies
  • sensory aversion to bitterness

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Basic Science

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: caffeine
Other: caffeine

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Institut National de Recherche pour l'Agriculture, l'Alimentation et l'Environnement

Investigators

  • Principal Investigator: Martine Morzel, PhD, Institut National de Recherche pour l'Agriculture, l'Alimentation et l'Environnement

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Registration Dates

First Submitted

March 2, 2010

First Submitted That Met QC Criteria

March 2, 2010

First Posted (Estimated)

March 3, 2010

Study Record Updates

Last Update Posted (Actual)

April 3, 2026

Last Update Submitted That Met QC Criteria

March 30, 2026

Last Verified

February 1, 2010

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • AFSSAPS-2009-A00320-57

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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