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Effects of gut leakage on microbiome homeostasis and systemic immunity in dengue patients

Recruiting
Conditions
Dengue infection patients and healthy volunteers who are 18-50 years old.
gut leakage microbiome homeostasis systemic immunity dengue
Registration Number
TCTR20240625002
Lead Sponsor
The e-ASIA Joint Research Program; PMU-B
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Recruiting
Sex
All
Target Recruitment
120
Inclusion Criteria

1. Dengue patient group
1.1 Participants diagnosed with dengue infection (by dengue antigen NS1 or PCR) with or without warning signs, or severe dengue, and in-hospitalization.
1.2 Able to provide written informed consent.
2. Healthy volunteer group
2.1 No previously diagnosed dengue fever (by taking history) within five years.
2.2 Able to provide written informed consent.

Exclusion Criteria

1. Presence of severe comorbidities (e.g. severe pneumonia, co-infection of either local or systemic infections, active cardiovascular or cerebrovascular, active malignancy) at time of admission.
2. Recent use of antibiotic or prebiotic and/or probiotics
3. History of gastrointestinal surgery
4. Pregnancy
5. Non-Thai language speaking participants

Study & Design

Study Type
Observational
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Characterization of fecal microbiota Two separate days during in-hospitalization and one time-point collection for healthy volunteers High-throughput DNA sequencing
Secondary Outcome Measures
NameTimeMethod
Exosome identification At the enrollment and another collected on day 7 of onset RT-qPCR for microRNAs,Gut permeability At the enrollment and another collected on day 7 of onset Serum concentration of human zonolin; serum calprotectin; serum beta-D-glucan; serum occludin; serum TJP1; serum lipopolysaccharide,Cell-free bacterial DNA At the enrollment and another collected on day 7 of onset Fluorescence-based assay,Neutrophil extracellular traps and low-density granulocytes At the enrollment and another collected on day 7 of onset Isolation PBMC and PMN for NETs and LDGs detection
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