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Amnion cells for the treatment of bronchopulmonary dysplasia in premature babies

A pilot study evaluating the safety of intravenously administered human amnion epithelial cells for treatment of bronchopulmonary dysplasia (BPD) in premature babies

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12614000174684
Enrollment
6
Registered
2014-02-12
Start date
2015-08-07
Completion date
2017-08-07
Last updated
2021-02-16

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

Conditions

None listed

Brief summary

In Australia, about one in twelve babies are born prematurely. Compared to those born at term gestation these babies, particularly those born very or extremely preterm, are at increased risk of life-threatening conditions such as bronchopulmonary dysplasia. This condition represents a major challenge because, not only is it life-threatening, but also there is no specific directed treatment. Current management is essentially limited to supportive care. As such, the mortality and morbidity toll exacted by bronchopulmonary dysplasia remains challenging, to say the least. We have recently shown that stem-like cells can be isolated from the amniotic membrane. These cells, term human amnion epithelial cells (hAECs), bear many characteristics of traditional stem cells such as pluripotency, ability to self-renew and are able to escape immune surveillance, thus avoiding immune rejection even when administered xenogeneically. In our preclinical studies, we showed that hAECs were able to prevent and rescue lung injury in animal models of adult and neonatal lung disease. In this clinical trial, we aim to evaluate the safety of hAECs delivered intravenously to preterm babies with established bronchopulmonary dysplasia. In this trial, we will determine the following: 1. Safety of hAECs administered intravenously to premature babies with established bronchopulmonary dysplasia. 2. Effect of hAECs administration on the infant’s short term respiratory parameters.

Interventions

A single dose of allogeneic human amnion epithelial cells (hAECs) resuspended in saline (1 million per kilogram bodyweight) will be administered intravenously. Routine intensive care monitoring will continue post administration of hAECs, however one of the trial principal investigators/ coordinator (Dr Atul Malhotra) would be available 24/7 for any unlikely adverse events over the next 7 days (e.g. anaphylaxis, respiratory failure, seizures).

Sponsors

Monash Health Research Directorate
Lead SponsorHospital

Study design

Allocation
Non-randomised trial
Intervention model
Single group
Primary purpose
Treatment
Masking
Open (masking not used)

Eligibility

Sex/Gender
All
Age
36 Weeks to No maximum
Healthy volunteers
No

Inclusion criteria

1. Extreme prematurity (less than or equals to 28 weeks gestation at birth) 2. At least 36 weeks postmenstrual age 3. Ongoing requirement for respiratory support, inclusive of either intubated neonates and non-invasive respiratory support (NIMV/ CPAP) with mean/ end pressure >7 cm H2O 4. Stable, yet dependent on respiratory support in terms of oxygen requirement i.e. FiO2 between 0.3 and 0.5.

Exclusion criteria

Infants who are mechanically ventilated with FiO2 requirement less than 0.3 or more than 0.5. Infants with active infection (who are on intravenous antibiotics) Infants with intercurrent viral illness Infants with severe preterm brain injury (Grade III-IV IVH, cystic PVL) Infants with active necrotizing enterocolitis (NEC) Infants receiving medical or surgical therapy for patent ductus arteriosus (PDA) at the time of enrolment

Outcome results

None listed

Source: ANZCTR · Data processed: Mar 9, 2026