- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT04660058
Associations Among Serum and Gastric Juice Bile Acid Profile, Bile Acid-microbiota Cross-talk in Stomach and the Development of Gastric Cancer
April 6, 2021 updated by: Yongquan Shi, Xijing Hospital of Digestive Diseases
Associations Among Serum and Gastric Juice Bile Acid Profile, Bile Acid-microbiota Cross-talk in Stomach and the Development of Gastric Cancer: A Case-control Study
To explore the associations among bile acid profile, bile acid-microbiota cross-talk and the development of gastric cancer, so as to better prevent the occurrence and development of gastric cancer
Study Overview
Status
Enrolling by invitation
Conditions
Detailed Description
This study is a case-control study.
Patients, according to the pathological results, will be consecutively enrolled and divided into gastric cancer group, gastric precancerous lesions group, and chronic gastritis group.
The serum and gastric juice bile acid profiles, gastric microbial composition of each group patients will be detected.
Study Type
Observational
Enrollment (Anticipated)
80
Contacts and Locations
This section provides the contact details for those conducting the study, and information on where this study is being conducted.
Study Locations
-
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Shaanxi
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Xi'an, Shaanxi, China, 710032
- Xijing Hosipital of Digestive Disease
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-
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
16 years to 73 years (Adult, Older Adult)
Accepts Healthy Volunteers
N/A
Genders Eligible for Study
All
Sampling Method
Non-Probability Sample
Study Population
patients are from Xijing Hospital
Description
Inclusion Criteria:
- Age 18 to 75 years old, gender is not limited;
- No history of antibiotic or probiotic use for 8 weeks;
- No preoperative chemotherapy or radiation therapy prior to the examination;
- Voluntary intravenous blood collection, gastroscopy, extraction of gastric juice and pathological biopsy.
- Voluntary testing for H. pylori
Exclusion Criteria:
- had undergone upper gastrointestinal and colon surgery;
- Previous diagnosis of Malignant Tumors;
- Presence of a disease or medication that affects bile acid metabolism, such as endocrine or autoimmune diseases;
- Recent use of drugs that affect gastrointestinal motility;
- Presence of contraindications to endoscopy;
- pregnant and lactating women;
- Those with mental disorders;
- Refusal to sign the informed consent form.
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
- Observational Models: Case-Control
- Time Perspectives: Other
Cohorts and Interventions
Group / Cohort |
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chronic gastritis
patients with chronic non-atrophic gastritis and chronic atrophic gastritis according to histopathological results
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precancerous lesion
patients with gastric intestinal metaplasia and intraepithelial neoplasia according to histopathological results
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gastric cancer
patients with gastric cancer according to histopathological results
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What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
---|---|---|
corelation between the bile acid profile and gastric mucosa diseases
Time Frame: up to 6 months
|
Investigators evaluate the corelation between the bile acid profile and gastric mucosa diseases according to the results of UPLC-MS/MS and pathological .
|
up to 6 months
|
corelation between the bile acid profile and gastric microbiota in different groups
Time Frame: up to 6 months
|
Investigators explore the cross-talk between bile acid and gastric microbiota according to the results of 16s rRNA sequencing
|
up to 6 months
|
Collaborators and Investigators
This is where you will find people and organizations involved with this study.
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 Major Dates
Study Start (Actual)
December 20, 2020
Primary Completion (Anticipated)
December 30, 2021
Study Completion (Anticipated)
June 30, 2022
Study Registration Dates
First Submitted
December 2, 2020
First Submitted That Met QC Criteria
December 2, 2020
First Posted (Actual)
December 9, 2020
Study Record Updates
Last Update Posted (Actual)
April 8, 2021
Last Update Submitted That Met QC Criteria
April 6, 2021
Last Verified
April 1, 2021
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
- KY20202100-F-1
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
No
Studies a U.S. FDA-regulated device product
No
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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