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.
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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
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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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CHI Créteil
RECRUITINGCréteil, France
Contact
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CHU Necker
RECRUITINGParis, France
Contact
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CHU Robert-Debré
RECRUITINGParis, France
Contact