Immune clues in severe RSV: what makes some babies sicker?

NCT ID NCT07698769

First seen Jul 13, 2026 · Last updated Jul 14, 2026 · Updated 1 time

Summary

This study looks at the immune system's response in infants aged 6 months or younger who are hospitalized with RSV bronchiolitis. Researchers will collect nasal swabs and blood samples to measure immune markers like interferons and cytokines. The goal is to understand why some babies develop severe illness, which could inform future prevention or treatment strategies.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

What this could lead to
If successful, this could help identify immune markers that predict severe RSV, guiding future treatments or vaccines.
What could go wrong
This is an observational study with a small sample size (110 infants), so findings may not apply to all children or lead directly to new therapies.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • CHI Créteil

    RECRUITING

    Créteil, France

    Contact

  • CHU Necker

    RECRUITING

    Paris, France

    Contact

  • CHU Robert-Debré

    RECRUITING

    Paris, France

    Contact