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Mesenchymal Stemcells for Radiation Induced Xerostomia (MESRIX)

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
 
ClinicalTrials.gov Identifier: NCT02513238
Recruitment Status : Completed
First Posted : July 31, 2015
Results First Posted : December 28, 2022
Last Update Posted : December 28, 2022
Sponsor:
Information provided by (Responsible Party):
Christian Grønhøj Larsen, Rigshospitalet, Denmark

Study Type Interventional
Study Design Allocation: Randomized;   Intervention Model: Parallel Assignment;   Masking: Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor);   Primary Purpose: Treatment
Condition Xerostomia
Interventions Drug: Mesenchymal stem cell
Drug: Isotonic NaCl
Enrollment 30
Recruitment Details  
Pre-assignment Details  
Arm/Group Title Stemcells Injected Into Submandibularis Saltwater Injected Into Submandibularis
Hide Arm/Group Description

The surgical procedure is done under local anaesthesia using ultrasonic guidance and sterile technique. After receiving the MSC-suspension , the surgeon will identify the submandibular glands and inject the suspension MSCs into the submandibular gland. Calculation of injected number of MSCs pr. participant rests on the following calculation: 2.8 x 10^6 MSC / Cm^3 X volume , where volume is the volume of the submandibular gland, and a gland-volume of app. 7-8cm3 is the norm. Therefore the amount of cells given to each participant will be app. 4.6 x 10^7 MSC in total. Afterwards the participant will be given a band-aid and over the counter analgesics.

Mesenchymal stem cell: Stemcells injected into submandibularis

The surgical procedure is done under local anaesthesia using ultrasonic guidance and sterile technique. After receiving the placebo-suspension , the surgeon will identify the submandibular glands and inject the suspension. Placebo will be 2ml of Isotonic NaCl (0,9mg/ml) and HA 1%.

Isotonic NaCl

Period Title: Overall Study
Started 15 15
Completed 15 15
Not Completed 0 0
Arm/Group Title Stemcells Injected Into Submandibularis Saltwater Injected Into Submandibularis Total
Hide Arm/Group Description

The surgical procedure is done under local anaesthesia using ultrasonic guidance and sterile technique. After receiving the MSC-suspension , the surgeon will identify the submandibular glands and inject the suspension MSCs into the submandibular gland. Calculation of injected number of MSCs pr. participant rests on the following calculation: 2.8 x 10^6 MSC / Cm^3 X volume , where volume is the volume of the submandibular gland, and a gland-volume of app. 7-8cm3 is the norm. Therefore the amount of cells given to each participant will be app. 4.6 x 10^7 MSC in total. Afterwards the participant will be given a band-aid and over the counter analgesics.

Mesenchymal stem cell: Stemcells injected into submandibularis

The surgical procedure is done under local anaesthesia using ultrasonic guidance and sterile technique. After receiving the placebo-suspension , the surgeon will identify the submandibular glands and inject the suspension. Placebo will be 2ml of Isotonic NaCl (0,9mg/ml) and HA 1%.

Isotonic NaCl

Total of all reporting groups
Overall Number of Baseline Participants 15 15 30
Hide Baseline Analysis Population Description
[Not Specified]
Age, Categorical  
Measure Type: Count of Participants
Unit of measure:  Participants
Number Analyzed 15 participants 15 participants 30 participants
<=18 years
0
   0.0%
0
   0.0%
0
   0.0%
Between 18 and 65 years
15
 100.0%
15
 100.0%
30
 100.0%
>=65 years
0
   0.0%
0
   0.0%
0
   0.0%
Age, Continuous  
Mean (Full Range)
Unit of measure:  Years
Number Analyzed 15 participants 15 participants 30 participants
60
(45 to 65)
60
(40 to 65)
60
(40 to 65)
Sex: Female, Male  
Measure Type: Count of Participants
Unit of measure:  Participants
Number Analyzed 15 participants 15 participants 30 participants
Female
5
  33.3%
5
  33.3%
10
  33.3%
Male
10
  66.7%
10
  66.7%
20
  66.7%
Race and Ethnicity Not Collected   [1] 
Measure Type: Count of Participants
Unit of measure:  Participants
Number Analyzed 0 participants 0 participants 0 participants
0
[1]
Measure Analysis Population Description: Race and Ethnicity were not collected from any participant.
Region of Enrollment  
Measure Type: Count of Participants
Unit of measure:  Participants
Denmark Number Analyzed 15 participants 15 participants 30 participants
15
 100.0%
15
 100.0%
30
 100.0%
1.Primary Outcome
Title Number of Participants With Adverse Events as a Measure of Safety
Hide Description Criteria for Adverse Events (CTCAE). Since this is a local treatment with MSCs the primary safety measures are: All measures of adverse events will be graded according to Common Terminology
Time Frame 4 months
Hide Outcome Measure Data
Hide Analysis Population Description
[Not Specified]
Arm/Group Title Stemcells Injected Into Submandibularis Saltwater Injected Into Submandibularis
Hide Arm/Group Description:

The surgical procedure is done under local anaesthesia using ultrasonic guidance and sterile technique. After receiving the MSC-suspension , the surgeon will identify the submandibular glands and inject the suspension MSCs into the submandibular gland. Calculation of injected number of MSCs pr. participant rests on the following calculation: 2.8 x 10^6 MSC / Cm^3 X volume , where volume is the volume of the submandibular gland, and a gland-volume of app. 7-8cm3 is the norm. Therefore the amount of cells given to each participant will be app. 4.6 x 10^7 MSC in total. Afterwards the participant will be given a band-aid and over the counter analgesics.

Mesenchymal stem cell: Stemcells injected into submandibularis

The surgical procedure is done under local anaesthesia using ultrasonic guidance and sterile technique. After receiving the placebo-suspension , the surgeon will identify the submandibular glands and inject the suspension. Placebo will be 2ml of Isotonic NaCl (0,9mg/ml) and HA 1%.

Isotonic NaCl

Overall Number of Participants Analyzed 15 15
Measure Type: Number
Unit of Measure: participants
0 0
Time Frame 9 months
Adverse Event Reporting Description [Not Specified]
 
Arm/Group Title Stemcells Injected Into Submandibularis Saltwater Injected Into Submandibularis
Hide Arm/Group Description

The surgical procedure is done under local anaesthesia using ultrasonic guidance and sterile technique. After receiving the MSC-suspension , the surgeon will identify the submandibular glands and inject the suspension MSCs into the submandibular gland. Calculation of injected number of MSCs pr. participant rests on the following calculation: 2.8 x 10^6 MSC / Cm^3 X volume , where volume is the volume of the submandibular gland, and a gland-volume of app. 7-8cm3 is the norm. Therefore the amount of cells given to each participant will be app. 4.6 x 10^7 MSC in total. Afterwards the participant will be given a band-aid and over the counter analgesics.

Mesenchymal stem cell: Stemcells injected into submandibularis

The surgical procedure is done under local anaesthesia using ultrasonic guidance and sterile technique. After receiving the placebo-suspension , the surgeon will identify the submandibular glands and inject the suspension. Placebo will be 2ml of Isotonic NaCl (0,9mg/ml) and HA 1%.

Isotonic NaCl

All-Cause Mortality
Stemcells Injected Into Submandibularis Saltwater Injected Into Submandibularis
Affected / at Risk (%) Affected / at Risk (%)
Total   0/15 (0.00%)   0/15 (0.00%) 
Hide Serious Adverse Events
Stemcells Injected Into Submandibularis Saltwater Injected Into Submandibularis
Affected / at Risk (%) Affected / at Risk (%)
Total   0/15 (0.00%)   0/15 (0.00%) 
Hide Other (Not Including Serious) Adverse Events
Frequency Threshold for Reporting Other Adverse Events 0%
Stemcells Injected Into Submandibularis Saltwater Injected Into Submandibularis
Affected / at Risk (%) Affected / at Risk (%)
Total   0/15 (0.00%)   0/15 (0.00%) 
Certain Agreements
Principal Investigators are NOT employed by the organization sponsoring the study.
There is NOT an agreement between Principal Investigators and the Sponsor (or its agents) that restricts the PI's rights to discuss or publish trial results after the trial is completed.
Results Point of Contact
Layout table for Results Point of Contact information
Name/Title: Principal Investigator, Mesrix
Organization: Rigshospitalet
Phone: 26276374
EMail: c.gronhoj@gmail.com
Layout table for additonal information
Responsible Party: Christian Grønhøj Larsen, Rigshospitalet, Denmark
ClinicalTrials.gov Identifier: NCT02513238    
Other Study ID Numbers: 1406653
First Submitted: July 2, 2015
First Posted: July 31, 2015
Results First Submitted: May 1, 2018
Results First Posted: December 28, 2022
Last Update Posted: December 28, 2022