NCT04835792

Brief Summary

Non-interventional study evaluating stool and blood samples collected from individuals previously treated with Lyme disease versus healthy volunteers

Trial Health

43
At Risk

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
1,000

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Mar 2021

Shorter than P25 for all trials

Geographic Reach
1 country

1 active site

Status
unknown

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

March 21, 2021

Completed
16 days until next milestone

First Submitted

Initial submission to the registry

April 6, 2021

Completed
2 days until next milestone

First Posted

Study publicly available on registry

April 8, 2021

Completed
6 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

September 30, 2021

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

September 30, 2021

Completed
Last Updated

April 8, 2021

Status Verified

April 1, 2021

Enrollment Period

6 months

First QC Date

April 6, 2021

Last Update Submit

April 6, 2021

Conditions

Outcome Measures

Primary Outcomes (4)

  • • To evaluate and compare the microbiome of normal participants and participants with previously treated Lyme Disease

    30 days

  • • To evaluate and compare the transcriptome of normal participants and participants with previously treated Lyme Disease

    30 days

  • • To evaluate and compare the metabolome of normal participants and participants with previously treated Lyme Disease

    30 days

  • • Evaluation of symptoms and prior medications/treatments of normal participants and participants with previously treated Lyme Disease

    30 days

Study Arms (2)

Previously Treated for Lyme Disease

Other: Stool and blood collection

Healthy Volunteers

Other: Stool and blood collection

Interventions

One-time stool and blood collection

Healthy VolunteersPreviously Treated for Lyme Disease

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

Previously treated Lyme disease volunteers and healthy volunteers

You may qualify if:

  • Males and females ≥18 years of age.
  • Able to read, understand, and provide signed informed consent.
  • Willing to provide blood and stool samples.
  • Able to communicate adequately and to comply with the requirements for the entire study.
  • Must be willing to discontinue antibiotics 2 weeks prior to sample collection.
  • If participating in the previously treated Lyme Disease arm, the participants must meet the following criteria: 1) Diagnosis of prior Lyme Disease supported by either an erythema migrans rash (either classic "bull's eye" or irregular) OR a CDC-positive Western blot, 2) previously treated with antibiotics for Lyme Disease, 3) remains ill six months or more after receiving preliminary treatment with antibiotics for Lyme disease (e.g., fatigue, musculoskeletal pain, or neurocognitive symptoms).
  • If participating in the healthy volunteer arm, the participants must meet the following criteria: 1) must not have had a Lyme Disease diagnosis, 2) in generally good health

You may not qualify if:

  • \. Unwilling or unable to comply with the protocol (e.g., scheduled visits, laboratory tests, other study procedures, and study restrictions).

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Dr. Curtis Scribner

Berkeley, California, 94710, United States

RECRUITING

MeSH Terms

Conditions

Lyme Disease

Interventions

Defecation

Condition Hierarchy (Ancestors)

Gram-Negative Bacterial InfectionsBacterial InfectionsBacterial Infections and MycosesInfectionsBorrelia InfectionsSpirochaetales InfectionsTick-Borne DiseasesVector Borne Diseases

Intervention Hierarchy (Ancestors)

Digestive System Physiological PhenomenaDigestive System and Oral Physiological Phenomena

Central Study Contacts

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
PROSPECTIVE
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

April 6, 2021

First Posted

April 8, 2021

Study Start

March 21, 2021

Primary Completion

September 30, 2021

Study Completion

September 30, 2021

Last Updated

April 8, 2021

Record last verified: 2021-04

Locations