Microbiome Test for the Detection of Colorectal Polyps

NCT ID: NCT05060757

Last Updated: 2021-09-29

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

NA

Total Enrollment

600 participants

Study Classification

INTERVENTIONAL

Study Start Date

2021-07-27

Study Completion Date

2022-12-31

Brief Summary

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The main goal of this trial is to validate a new method for colorectal polyp screening based on stool microbiome signatures. 600 Individuals who are scheduled / planned to undergo a colonoscopy will be recruited for this study and a stool sample and an optional saliva sample will be collected.

Analyze process will be conducted on the microbiome of the samples given.

Detailed Description

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Colorectal cancer (CRC) is the second cause of cancer death in the US. The pathogenesis of CRC is complex, involving a progressive transition of the healthy colonic mucosa to pre-cancerous polyps, and eventually to CRC. One of the factors that are proposed to cause this 'adenoma-carcinoma sequence' is the dysbiosis of the gut microbiome.

The gut microbiota has been identified as a potential screening biomarker for CRC, since studies have reported specific bacterial taxa and/ or microbial signatures as important factors in the etiology of CRC.

Hypothesis:

comprehensive and cutting-edge metagenomic analysis of the fecal microbiome of individuals with colonic polyps vs. patients without polyps will identify microbial signatures associated with colonic polyps and will define these microbial signatures as biomarkers and risk factors for CRC.

method:

* Collect data (anthropometric, demographic, dietary, lifestyle habits, medical and family history) and stool \& optional Saliva sample for microbiome analysis from a cohort of 600 colonoscopies screened individuals.
* Analyze this data with an aim to utilize advanced artificial intelligence and machine-learning techniques to classified microbiome signatures, which are correlated to colonoscopy (and to histological) results.
* Blinded Validation - A sub-cohort of 300 individuals (who are part of the 600 individuals) that were not used to classify the biomarkers signatures will be used to validate the diagnosis model.

Data analysis:

The stool and optional Saliva samples will be sent to metagenomic sequencing, thereby generating FASTQ libraries of the reads found in the stool \& saliva samples. These files will be analyzed by the BiotaX diagnostics platform.

No Human DNA analysis will take place at this clinical study. Only a microbial analysis will take place.

Conditions

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Colon Polyp

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

DIAGNOSTIC

Blinding Strategy

NONE

Study Groups

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colonoscopy

Participants will be patients undergoing colonoscopy

Group Type EXPERIMENTAL

biotax

Intervention Type DIAGNOSTIC_TEST

patients who are scheduled to undergo colonoscopy will be asked to participate and give a stool sample

Interventions

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biotax

patients who are scheduled to undergo colonoscopy will be asked to participate and give a stool sample

Intervention Type DIAGNOSTIC_TEST

Eligibility Criteria

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Inclusion Criteria

1. Males or females.
2. Age: 45-70 years, inclusive.
3. Patients without any incapacitating systemic disease
4. Able to comprehend and provide informed consent.
5. Patients who are scheduled / planned to undergo a colonoscopy, preferably: participants who are undergoing a colonoscopy as a diagnostic surveillance.

Exclusion Criteria

1. Subject has a history of colorectal cancer (CRC)
2. Subject has a diagnosis or medical history of any of the following conditions:

* Familial adenomatous polyposis (also referred to as "FAP", including attenuated FAP and Gardner's syndrome)
* Hereditary non-polyposis CRC syndrome (also referred to as "HNPCC" or "Lynch Syndrome")
3. Subject has a diagnosis or personal history of inflammatory bowel disease (IBD), including chronic ulcerative colitis or Crohn's disease.
4. Patients with incapacitating systemic disease
5. Any use of antibiotics within one months prior to colonoscopy.
Minimum Eligible Age

45 Years

Maximum Eligible Age

70 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Biotax Labs LTD

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Zohar Levi, MD

Role: PRINCIPAL_INVESTIGATOR

Assuta Medical Center

Erez Hasnis, MD

Role: PRINCIPAL_INVESTIGATOR

Rambam Health Care Campus

Locations

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Rambam Medical Center

Haifa, , Israel

Site Status RECRUITING

Assuta Medical Center

Tel Aviv, , Israel

Site Status RECRUITING

Countries

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Israel

Central Contacts

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Shay Hilel

Role: CONTACT

+972-54-4386721

Naama Geva-Zatorsky, Ph.D

Role: CONTACT

+972-52-292-2300

Facility Contacts

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Erez Hasnis, MD

Role: primary

Zohar Levi, MD

Role: primary

References

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Dadkhah E, Sikaroodi M, Korman L, Hardi R, Baybick J, Hanzel D, Kuehn G, Kuehn T, Gillevet PM. Gut microbiome identifies risk for colorectal polyps. BMJ Open Gastroenterol. 2019 May 27;6(1):e000297. doi: 10.1136/bmjgast-2019-000297. eCollection 2019.

Reference Type BACKGROUND
PMID: 31275588 (View on PubMed)

Garrett WS. The gut microbiota and colon cancer. Science. 2019 Jun 21;364(6446):1133-1135. doi: 10.1126/science.aaw2367. No abstract available.

Reference Type BACKGROUND
PMID: 31221845 (View on PubMed)

Thomas AM, Manghi P, Asnicar F, Pasolli E, Armanini F, Zolfo M, Beghini F, Manara S, Karcher N, Pozzi C, Gandini S, Serrano D, Tarallo S, Francavilla A, Gallo G, Trompetto M, Ferrero G, Mizutani S, Shiroma H, Shiba S, Shibata T, Yachida S, Yamada T, Wirbel J, Schrotz-King P, Ulrich CM, Brenner H, Arumugam M, Bork P, Zeller G, Cordero F, Dias-Neto E, Setubal JC, Tett A, Pardini B, Rescigno M, Waldron L, Naccarati A, Segata N. Author Correction: Metagenomic analysis of colorectal cancer datasets identifies cross-cohort microbial diagnostic signatures and a link with choline degradation. Nat Med. 2019 Dec;25(12):1948. doi: 10.1038/s41591-019-0663-4.

Reference Type BACKGROUND
PMID: 31664237 (View on PubMed)

Related Links

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Other Identifiers

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Biotax_001

Identifier Type: -

Identifier Source: org_study_id

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