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RecruitingNCT06788470MSC,BPDUpdated Jan 23, 2025

Safety and Efficacy of Umbilical Cord-derived Mesenchymal Stem Cell(MSC) Transplantation in the Treatment of Bronchopulmonary Dysplasia(BPD) in Premature Infants

A Phase 1/2 interventional study of MSC in BPD - Bronchopulmonary Dysplasia, sponsored by The Children's Hospital of Zhejiang University School of Medicine. Recruiting at 1 site in China. Open to participants aged 36 Weeks and older. Per ClinicalTrials.gov, last updated 2025-01-23.

Sponsored by The Children's Hospital of Zhejiang University School of Medicine · Phase 1/2, Interventional, and Treatment

From the registry’s dates

  • Registered 4 months after the study started (first participant enrolled Aug 2024, registered Jan 2025).
  • Started Aug 2024; still recruiting 2 years 3 months later.
Phase
Phase 1/2
Study type
Interventional
Enrollment
10
Allocation
Not applicable
Ages
36 Weeks and older
Sex
All
01

Where this study stands

Counted across the records on this site · 2026-11-12

Among 32 studies in Bronchopulmonary Dysplasia with a site in China — 6 open to participants now, 6 under way, 2 of them phase 3. Bronchopulmonary Dysplasia · China.

Planned enrollment
20th of 22
10 · median 69
Started
2024
the only one that year
Phase 1/2
3 of 32
1 open now
Registered
28th of 32
by date
Lead sponsor
2 of 32
The Children's Hospital of Zhejiang University School of Medicine

Among the 32 studies in Bronchopulmonary Dysplasia with a site in China, this one is the 20th largest by planned enrollment of the 22 interventional ones that give a count, is the only one that started in 2024, is one of 3 in phase 1/2, and was the 28th registered.

Bronchopulmonary Dysplasia

362 studies on the registry are indexed under Bronchopulmonary Dysplasia; 85 are open to participants now.

Browse Bronchopulmonary Dysplasia studies →

Open to participants now

6 of the 32 studies in Bronchopulmonary Dysplasia with a site in China are open now. Recruiting first, the newest first:

All 6 open studies →

A study can be open while its sites in China have not opened yet or have stopped. Only those recruiting at a site in China →

Who these studies take

Of the 58 Bronchopulmonary Dysplasia studies recruiting now, 7 (12%) set no upper age limit and 50 (86%) stop at 75 or younger; 56 take children under 18; 11 take healthy volunteers.

This study: 36 Weeks and older · all sexes · no healthy volunteers.

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02

Study summary

Bronchopulmonary dysplasia (BPD) is a chronic lung disease, which is a major complication of very low and ultra-low preterm infants. Moderate and severe BPD survivors are prone to adverse outcomes such as impaired lung function, childhood exercise intolerance, and neurodevelopmental retardation in the long term, which seriously affects their quality of life and brings a heavy burden to society and families. However, the pathogenesis of BPD is complex, including pulmonary vascular dysplasia, lung inflammation, and impaired alveolar development. There is currently no specific clinical drug to cure BPD. Mesenchymal stem cells (MSCs) are a kind of multipotent stem cells that exist in almost all organs and tissues of individuals. MSCs have the properties including self-renewal, multi-directional differentiation, and immunosuppressive and anti-inflammatory abilities. Preclinical studies have shown that MSCs can alleviate BPD by improving alveolar and pulmonary vascular development, and reducing pulmonary fibrosis. Several phase I clinical studies have demonstrated that intratracheal transplantation of human umbilical cord blood-derived mesenchymal stem cells for children with BPD is safe and feasible.

This study aims to further evaluate the safety and efficacy of umbilical cord-derived mesenchymal stem cell transplantation in the treatment of severe BPD in premature infants, in the hope of increasing the survival rate and improving the prognosis of severe BPD.

03

Conditions studied

  • BPD - Bronchopulmonary Dysplasia

Keywords

  • Bronchopulmonary dysplasia (BPD)
  • Mesenchymal stem cells (MSCs)
  • Premature infants
04

Who can participate

Ages eligible
36 Weeks and older
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  1. 23-29 weeks of gestation, birth weight 500-1500g;
  2. For patients with no improvement or aggravation of lung condition after DART hormone therapy, and positive pressure ventilation by tracheal intubation is still required at a correct gestational age of 36 weeks.
  3. Children with severe BPD after early use of PS
  4. Parents agree to participate in clinical trials.

Exclusion criteria

Exclusion Criteria:

  1. Premature infants not suitable for the given gestational age;
  2. Other congenital structural malformations of trachea, bronchus and lungs;
  3. Complicated with severe congenital heart disease;
  4. Complicated with Periventricular Leukomalacia (PVL);
  5. Complicated with intraventricular hemorrhage (IVH) above level 3;
  6. Septic shock or positive blood culture;
  7. Acute pulmonary hemorrhage;
  8. Intracranial and extracranial diseases affecting respiratory rate and rhythm.
05

Study design

Phase
Phase 1 / Phase 2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
10 participants (estimated)

Study arms

  • Experimental
    MSC transplantation

    MSCs (1×10\^7/kg) are administered intratracheally to participators.

    Drug: MSC

Interventions

  • DrugMSC

    Intratracheal administration of umbilical cord-derived mesenchymal stem cells (MSCs).

06

What researchers measure

Primary outcomes

  1. Extubating time after MSC transplantation

    Record how long it takes for the participants' tracheal tubes to be removed after MSC transplantation.

    Time frame: until 24 months of corrected age

  2. The number of times and total duration of re-intubation after extubating

    If the participants' tracheal tubes are removed after MSC transplantation, record the number of times and total duration of tracheal re-intubation until discharge and 24 months of corrected age.

    Time frame: until 24 months of corrected age

  3. Mortality of BPD

    Record the number of participants who died from BPD.

    Time frame: until 24 months of corrected age

Secondary outcomes

  1. Further assess the severity of BPD by detecting the levels of pro-inflammatory cytokine in alveolar lavage fluid, pulmonary function index and chest radiography.

    The levels of pro-inflammatory cytokine (IL-6, IL-8, TNF-α, IL-1β, IL-10, MMP-9, TGF-β) in alveolar lavage fluid are examined via ELISA kits before and at 7 days after MSC transplantation. Record the pulmonary function index including FiO2, PaO2, VT, PEEP. Participants perform the chest radiography examination before and at 24 hours, 3 Days, 7days and 1month after MSC transplantation. The severity of BPD will be further assessed by above indicators.

    Time frame: until 24 months of corrected age

  2. Short-term safety assessment of MSC transplantation by whether anaphylaxis and severe infection are observed within 24 hours after MSC transplantation.

    Observed and record whether participants experience anaphylaxis including rash and anaphylactic shock within 24 hours after MSC transplantation. Also, record whether participants experience severe infection including hyperpyrexia, aggravated pulmonary inflammation and worse pulmonary function within 24 hours after MSC transplantation.

    Time frame: within 24 hours after MSC transplantation

  3. long-term safety assessment of MSC transplantation by whether intraventricular hemorrhage, periventricular leukomalacia, neurodevelopmental problems and tumor formation are observed after MSC transplantation until 24 months of corrected age.

    Participants perform the cranial ultrasound to assess whether intraventricular hemorrhage and periventricular leukomalacia occur. Cranial MRI and Bayley Scale for Infant Development (BSID) are performed to assess neurodevelopment. Ultrasound and MRI examinations are performed to assess tumor formation after MSC transplantation until 24 months of corrected age.

    Time frame: until 24 months of corrected age

07

Study locations

1 of 1 sites recruiting
08

References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

09

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reached

Started Aug 2024 (actual). Primary completion is estimated for Aug 2027, 36 months after the start.

How these figures are worked out, and which studies are left out of them.

Registered
Jan 6, 2025
First posted
Jan 23, 2025
StartActual
Aug 9, 2024
Primary completionEst.
Aug 9, 2027
CompletionEst.
Aug 9, 2027
Last update
Jan 23, 2025
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Jan 23, 2025, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT06788470
Lead sponsor
The Children's Hospital of Zhejiang University School of Medicine
Responsible party
Shu Qiang (Professor of Pediatrics, Chief surgeon, Principal Investigator, Hospital secretary of Party Committee, Children's Hospital, Zhejiang University School of Medicine, The Children's Hospital of Zhejiang University School of Medicine) — Principal investigator
First posted
Jan 23, 2025
Start date
Aug 9, 2024
Primary completion
Aug 9, 2027 (estimated)
Completion
Aug 9, 2027 (estimated)
Last update
Jan 23, 2025

Study contacts

Yaoqin Hu, MD
Contact
huyaoqin@zju.edu.cn
0571-86670704

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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