Familial Adenomatous PolyposisPhase 1NCT00770991
Lyophilized Black Raspberries in Adults With Familial Adenomatous Polyposis (FAP)
A Phase 1 study testing Black raspberry (BRB) Slurry and Black Raspberry (BRB) Suppositories in people with Familial Adenomatous Polyposis, run by The Cleveland Clinic at 1 site in United States.
Trial summary
This is a 36 week dietary intervention pilot study to evaluate the effects of lyophilized black raspberries on rectal polyp burden and biomarkers in subjects with FAP. Subjects will undergo a colonoscopy or sigmoidoscopy before study treatment to determine eligibility for the study. Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- Familial Adenomatous Polyposis
- What is being tested?
- Black raspberry (BRB) Slurry and Black Raspberry (BRB) Suppositories
- Could I receive a placebo?
- Yes, some participants may receive a placebo
- How many people
- 34 participants
- Where
- 1 siteUnited States
- Study dates
- Dec 2005to Dec 2008
- Phase
- Phase 1
- Are there results?
- Yes, posted in the registrySummary in the doctors' view
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 years and older
- All sexes
- No healthy volunteers
- Adult, Older adult
Who may be able to join
- Diagnosis of familial adenomatous polyposis with at least 5 rectal polyps which are greater than or equal to 2 mm on baseline colonoscopy
- Have an endoscopically assessable rectal segment
- Have not taken NSAIDs or selective COX-2 inhibitors for two months prior to the study and willing to remain off NSAIDs for the study duration.
Who cannot join
- Known allergies or hypersensitivity to berries
- Diabetes mellitus
- Subjects taking NSAIDs or COX-2 inhibitors who cannot be taken off the medication due to their clinical condition.
Trial locations and contacts
1 site in 1 country.
About this study
Official title: A Pilot Study To Investigate the Biological Modulation of Familial Adenomatous Polyposis (FAP) by Lyophilized Black Raspberries
This is a 36 week dietary intervention pilot study to evaluate the effects of lyophilized black raspberries on rectal polyp burden and biomarkers in subjects with FAP. Subjects will undergo a colonoscopy or sigmoidoscopy before study treatment to determine eligibility for the study. Eligible participants will undergo a sigmoidoscopy at 36 weeks after the initiation of study treatment. The size and number of rectal polyps will be documented on a code sheet and by photograph. The efficacy outcome will include the percentage reduction in the number of rectal polyps between baseline and 36 weeks.
- Conditions
- Familial Adenomatous Polyposis
- Being tested
- Black raspberry (BRB) Slurry, Black Raspberry (BRB) Suppositories, Black Raspberry (BRB) Placebo Slurry
- Keywords
- Polyp, Familial Adenomatous Polyposis, Prevention
- Medical subject headings
- Adenomatous Polyposis Coli, Polyps
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Black raspberry (BRB) SlurryDrug
20 grams BRB Slurry
Black Raspberry (BRB) SuppositoriesDrug
Two, 730 mg BRB suppositories QHS
Black Raspberry (BRB) Placebo SlurryDrug
20 grams BRB placebo slurry
| Study group | Role | What they receive |
|---|---|---|
| Black Raspberry (BRB) Slurry plus BRB suppositories | Experimental | 20 grams BRB Slurry BID plus two, 730 mg BRB suppositories HS Receives: Drug: Black raspberry (BRB) Slurry; Drug: Black Raspberry (BRB) Suppositories |
| Black Raspberry (BRB) Placebo Slurry plus BRB suppositories | Experimental | 20 grams BRB Placebo Slurry BID plus two, 730 mg BRB suppositories HS Receives: Drug: Black Raspberry (BRB) Suppositories; Drug: Black Raspberry (BRB) Placebo Slurry |
What is being measured
The primary outcome is the main question the study is designed to answer.
Change From Baseline to End of Study in Number of Rectal Polyps
Measured: Baseline and 36 weeks
Change in Burden of Rectal Polyps
The burden was measured as the sum of the number of polyps x size of polyps in mm. The change in burden was determined between baseline and 36 weeks.
Measured: Baseline and 36 weeks
Secondary outcomes (1)
Apoptosis and Cell Proliferation Measured by Percent Difference in Staining.
A pooled analysis of all participants was used for biomarker results. Tissue from normal mucosa and rectal polyps were obtained to assay KI 67 (proliferation) and TUNEL at baseline and end of treatment. A decrease in the value of KI 67 implies lower proliferation while an increase in TUNEL is suggestive of an increase in apoptosis.
Measured: baseline and 36 weeks
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted10 Oct 2008 (estimated)
- Study startDec 2005
- Primary completionSep 2008
- Study completionDec 2008
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Other trials for Familial Adenomatous PolyposisStudies of the same condition, open and under way.
- More trials run by The Cleveland ClinicThe sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 1
- Primary purpose
- Prevention
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Enrolment
- 34 participants (actual)
Sponsor and investigators
- Lead sponsor
- The Cleveland Clinic
- Sponsor type
- University, hospital or other
- Collaborators
- Ohio State University Comprehensive Cancer Center
- Responsible party
- Principal investigator, Carol Burke, MD, The Cleveland Clinic
- Investigators
- Carol A Burke, MD, Principal investigator, The Cleveland Clinic
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT00770991
- Sponsor's protocol ID
- 2003-34501-13965
- Status last verified
- Feb 2016
- First submitted
- 9 Oct 2008
- Last updated
- 15 Feb 2016
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- No
Study at a glance
From the registry record, last updated by the sponsor on 15 Feb 2016. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A Pilot Study To Investigate the Biological Modulation of Familial Adenomatous Polyposis (FAP) by Lyophilized Black Raspberries
- ClinicalTrials.gov ID
- NCT00770991
- Acronym / sponsor ID
- 2003-34501-13965
- Conditions
- Familial Adenomatous Polyposis
- Keywords
- Polyp, Familial Adenomatous Polyposis, Prevention
- Phase
- Phase 1
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 34 participants (actual)
- Lead sponsor
- The Cleveland ClinicUniversity, hospital or other
- Collaborators
- Ohio State University Comprehensive Cancer Center
- Study start
- Dec 2005
- Primary completion
- Sep 2008 (actual)
- Study completion
- Dec 2008 (actual)
- First posted
- 10 Oct 2008 (estimated)
- Results
- Posted 15 Feb 2016
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This is a 36 week dietary intervention pilot study to evaluate the effects of lyophilized black raspberries on rectal polyp burden and biomarkers in subjects with FAP. Subjects will undergo a colonoscopy or sigmoidoscopy before study treatment to determine eligibility for the study. Eligible participants will undergo a sigmoidoscopy at 36 weeks after the initiation of study treatment. The size and number of rectal polyps will be documented on a code sheet and by photograph. The efficacy outcome will include the percentage reduction in the number of rectal polyps between baseline and 36 weeks.
Study design
- Primary purpose
- Prevention
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Black Raspberry (BRB) Slurry plus BRB suppositories | Experimental | Drug: Black raspberry (BRB) Slurry, Drug: Black Raspberry (BRB) Suppositories20 grams BRB Slurry BID plus two, 730 mg BRB suppositories HS |
| Black Raspberry (BRB) Placebo Slurry plus BRB suppositories | Experimental | Drug: Black Raspberry (BRB) Suppositories, Drug: Black Raspberry (BRB) Placebo Slurry20 grams BRB Placebo Slurry BID plus two, 730 mg BRB suppositories HS |
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (3 listed)
- Diagnosis of familial adenomatous polyposis with at least 5 rectal polyps which are greater than or equal to 2 mm on baseline colonoscopy
- Have an endoscopically assessable rectal segment
- Have not taken NSAIDs or selective COX-2 inhibitors for two months prior to the study and willing to remain off NSAIDs for the study duration.
Key exclusion criteria (3 listed)
- Known allergies or hypersensitivity to berries
- Diabetes mellitus
- Subjects taking NSAIDs or COX-2 inhibitors who cannot be taken off the medication due to their clinical condition.
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Black raspberry (BRB) Slurry20 grams BRB Slurry | Drug | Black Raspberry (BRB) Slurry plus BRB suppositories |
| Black Raspberry (BRB) SuppositoriesTwo, 730 mg BRB suppositories QHS | Drug | Black Raspberry (BRB) Placebo Slurry plus BRB suppositories, Black Raspberry (BRB) Slurry plus BRB suppositories |
| Black Raspberry (BRB) Placebo Slurry20 grams BRB placebo slurry | Drug | Black Raspberry (BRB) Placebo Slurry plus BRB suppositories |
Primary outcome
Change From Baseline to End of Study in Number of Rectal Polyps
Time frame: Baseline and 36 weeks
Change in Burden of Rectal Polyps
Time frame: Baseline and 36 weeks
The burden was measured as the sum of the number of polyps x size of polyps in mm. The change in burden was determined between baseline and 36 weeks.
1 secondary outcome
Apoptosis and Cell Proliferation Measured by Percent Difference in Staining.
Time frame: baseline and 36 weeks
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 15 Feb 2016.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Carol A Burke, MD principal investigator
The Cleveland Clinic
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 1 study testing Black raspberry (BRB) Slurry and Black Raspberry (BRB) Suppositories in people with Familial Adenomatous Polyposis, run by The Cleveland Clinic at 1 site in United States.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 3 inclusion and 3 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 15 Feb 2016. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
What does this phase mean?
Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
Yes. Results are posted in the registry (first posted 15 Feb 2016). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Change From Baseline to End of Study in Number of Rectal Polyps (time frame: Baseline and 36 weeks). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 15 Feb 2016.