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Oral Health, Microbial Burden and COVID-19

Oral Health, Microbial Burden and COVID-19

Status
UNKNOWN
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT04668911
Acronym
ORACLE
Enrollment
150
Registered
2020-12-16
Start date
2020-12-13
Completion date
2021-12-12
Last updated
2021-02-04

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Covid19, Periodontitis

Keywords

COVID-19, Human microbiome, Oral microbiome, SARS-CoV-2 infection

Brief summary

An observational study of patients with COVID-19 confirmed cases (with various degrees of severity) and controls. Oral and nasal swabs will be taken from 150 patients (50 with mild form and 50 with severe form of COVID-19 with or without mechanical ventilation, 50 healthy controls).

Interventions

OTHERSwab

PCR test for SARS-CoV2, oral and nasal swab

Sponsors

DermBiont, Inc.
CollaboratorINDUSTRY
University College London Hospitals
CollaboratorOTHER
The Whittington Hospital NHS Trust
CollaboratorOTHER_GOV
Eastman Dental Insitute and Hospital
Lead SponsorOTHER

Study design

Observational model
COHORT
Time perspective
CROSS_SECTIONAL

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
Yes

Inclusion criteria

1. Must provide written informed consent 2. Subjects have to be tested (PCR) positive or negative for SARS-CoV2 infection 3. Must be able to provide oral and nasal swabbing within 48 hours of polymerise chain reaction (PCR) test results

Exclusion criteria

a. Under the age of 18 years old

Design outcomes

Primary

MeasureTime frameDescription
Oral microbial signatureDay 1To assess the oral microbial signatures that relates to SARS-CoV2 in patients with no, mild and severe disease.

Secondary

MeasureTime frameDescription
Nasal microbial signatureDay 1To assess the nasal microbial signatures related to SARS-CoV2 in patients with no, mild and severe disease and to assess the role of the oral expression of ACE2-Ang II system during SARS-CoV2 in relation to disease outcome (mild, severe COVID).

Countries

United Kingdom

Contacts

Primary ContactJeanie Suvan
j.suvan@ucl.ac.uk+442034561108

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026