# Mucosal Immunity Against SARS-CoV-2 Infection in COVID-19 Patients

> **NCT04590352** · — · COMPLETED · sponsor: **Radboud University Medical Center** · enrollment: 187 (actual)

## Conditions studied

- SARS-CoV-2 Infection

## Interventions

- **PROCEDURE:** nasopharyngeal and throat swab
- **PROCEDURE:** collection of mucosal lining fluid
- **PROCEDURE:** blood collection via fingerprick

## Key facts

- **NCT ID:** NCT04590352
- **Lead sponsor:** Radboud University Medical Center
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2020-03-26
- **Primary completion:** 2020-05-13
- **Final completion:** 2020-05-13
- **Target enrollment:** 187 (ACTUAL)
- **Last updated:** 2021-01-29


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04590352

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04590352, "Mucosal Immunity Against SARS-CoV-2 Infection in COVID-19 Patients". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT04590352. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*