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Mesenkymale stamceller fra navlestrengsblod for behandling av covid-19-relatert akutt respiratorisk distress-syndrom

1. oktober 2026 oppdatert av: M.D. Anderson Cancer Center

Studie av navlestrengsblod-avledede mesenkymale stamceller for behandling av akutt respiratorisk distress-syndrom

This is a phase I trial followed by a phase II randomized trial. The purpose of phase I study is the feasibility of treating patients with acute respiratory distress syndrome (ARDS) related to COVID-19 infection (COVID-19) with cord blood-derived mesenchymal stem cells (MSC). The purpose of the phase II trial is to compare the effect of MSC with standard of care in these patients. MSCs are a type of stem cells that can be taken from umbilical cord blood and grown into many different cell types that can be used to treat cancer and other diseases. The MSCs being used for infusion in this trial are collected from healthy, unrelated donors and are stored and grown in a laboratory. Giving MSC infusions may help control the symptoms of COVID-19 related ARDS.

Studieoversikt

Status

Aktiv, ikke rekrutterende

Forhold

Intervensjon / Behandling

Detaljert beskrivelse

PRIMARY OBJECTIVE:

1. To assess the safety of administering cord blood derived mesenchymal stem cell (CB-MSC) infusions for treatment of moderate, severe or critical pneumonia.

SECONDARY OBJECTIVES:

  1. In the group of participants who present intubated on ventilator support, assess the proportion that are able to be successfully extubated.

  2. In the group of participants who present requiring supplemental oxygen but otherwise breathing without assistance, assess the rate of progression to intubation.

  3. Estimate the survival rate at day 30 post treatment separately by group.

  4. Determine the treatment effect on clinical parameters, oxygenation and respiratory parameters:

    • Resolution of fever
    • Changes in oxygen demand (increased oxygen saturation at similar FiO2 or decreased FiO2 requirement)
    • Progression to mechanical ventilation
    • Length of Mechanical ventilation
    • Decrease in PEEP in intubated participants
    • Decrease in FiO2 in intubated participants
  5. Determine the treatment effect on laboratory markers:

    • Complete blood count
    • CRP
    • Ferritin
    • D Dimer
    • Procalcitonin
    • Cytokine levels
  6. Estimate hospitalization and ICU stay.

  7. Report on study related adverse events.

OUTLINE:

Currently not shipping cells outside of MD Anderson Cancer Center in Houston.

PILOT STUDY: Patients receive MSCs intravenously (IV) over 1-2 hours on day 1. participants may receive a second infusion of MSCs within 7 days after the first infusion per physician discretion.

PHASE II STUDY: Patients are randomized to 1 of 2 arms.

ARM I: Patients receive MSCs IV over 1-2 hours on day 1. Patients may receive a second infusion of MSCs within 7 days after the first infusion per physician discretion.

ARM II: Patients receive standard of care.

After completion of study treatment, patients are followed up at days 7, 14, 30, 60, and months 6 and 12.

Studietype

Intervensjonell

Registrering (Antatt)

65

Fase

  • Fase 2
  • Fase 1

Kontakter og plasseringer

Denne delen inneholder kontaktinformasjon for de som utfører studien, og informasjon om hvor denne studien blir utført.

Studiesteder

    • Texas
      • Houston, Texas, Forente stater, 77030
        • M D Anderson Cancer Center

Deltakelseskriterier

Forskere ser etter personer som passer til en bestemt beskrivelse, kalt kvalifikasjonskriterier. Noen eksempler på disse kriteriene er en persons generelle helsetilstand eller tidligere behandlinger.

Kvalifikasjonskriterier

Alder som er kvalifisert for studier

18 år og eldre (Voksen, Eldre voksen)

Tar imot friske frivillige

Nei

Kjønn som er kvalifisert for studier

Alle

Beskrivelse

Inclusion Criteria:

  1. Age greater than or equal 18 years.
  2. Participants with chest x-ray findings concerning for pneumonia from any cause, with clinical signs suggestive of at least moderate illness such as respiratory rate >20 breaths per minute or with oxygen saturation less than 93% on room air**
  3. Participants with COVID-19 associated pneumonia must meet baseline categorization of Moderate, Severe or Critical COVID-19 per FDA Guidance for Industry COVID-19: Developing Drugs and Biologics Products for Treatment or Prevention, February 2021.
  4. Negative pregnancy test in a woman with childbearing potential defined as not post-menopausal for 12 months or no previous surgical sterilization.
  5. Participant or legally authorized representative consent. Participants with diminished mental capacity may be allowed on to enroll on the study.
  6. Because of the nature of COVID-19, participants enrolled on this study with COVID-19 associated pneumonia may have been previously enrolled in other IND trials for their cancer diagnosis or for COVID-19. These enrollments will not exclude them from enrollment to this study.

Exclusion Criteria:

  • Moribund participants not expected to survive up to 48 hours
  • Participants with severe chronic liver disease (Childs-Pugh score > 10)
  • Pregnant and/or lactating women
  • Participants on extracorporeal membrane oxygenation

Studieplan

Denne delen gir detaljer om studieplanen, inkludert hvordan studien er utformet og hva studien måler.

Hvordan er studiet utformet?

Designdetaljer

  • Primært formål: Behandling
  • Tildeling: Randomisert
  • Intervensjonsmodell: Parallell tildeling
  • Masking: Ingen (Open Label)

Våpen og intervensjoner

Deltakergruppe / Arm
Intervensjon / Behandling
Eksperimentell: Phase II Arm I (mesenchymal stem cells)

Patients receive MSCs as in the Pilot study.

Given IV

Andre navn:
  • MPC
  • Mesenkymal stamceller
Aktiv komparator: Phase II Arm II (standard of care)

Patients receive standard of care.

Receive standard of care

Andre navn:
  • velferdstandard
  • standard terapi
Eksperimentell: Pilot study (mesenchymal stem cells)

Patients receive MSCs IV over 1-2 hours on day 1. Patients may receive a second infusion of MSCs within 7 days after the first infusion per physician discretion.

Given IV

Andre navn:
  • MPC
  • Mesenkymal stamceller

Hva måler studien?

Primære resultatmål

Resultatmål
Tiltaksbeskrivelse
Tidsramme
Pasienter i live uten grad 3, 4 infusjonstoksisitet (fase II)
Tidsramme: På dag 30 etter MSC-infusjon
På dag 30 etter MSC-infusjon
Pasienter i live med grad 3 eller 4 infusjonstoksisitet (fase II)
Tidsramme: På dag 30 etter MSC-infusjon
På dag 30 etter MSC-infusjon
Pasienter som ikke er i live (fase II)
Tidsramme: På dag 30 etter MSC-infusjon
På dag 30 etter MSC-infusjon
Incidence of composite serious adverse events (Phase I)
Tidsramme: Within 30 days of the first mesenchymal stem cell (MSC) infusion

Serious adverse events with be comprised of grade 3 or 4 graft versus host disease or death and will be estimated and reported overall and by group, along with 95% confidence intervals.

Within 30 days of the first mesenchymal stem cell (MSC) infusion

Sekundære resultatmål

Resultatmål
Tiltaksbeskrivelse
Tidsramme
Sykehusopphold (fase I)
Tidsramme: Opp til dag 30 etter MSC-infusjon
Opp til dag 30 etter MSC-infusjon
Opphold på intensivavdeling (fase I)
Tidsramme: Opp til dag 30 etter MSC-infusjon
Opp til dag 30 etter MSC-infusjon
Proportion of successfully extubated patients who present intubated on ventilator support (Phase I)
Tidsramme: Up to day 30 post MSC infusion

Will be estimated and reported with 95% confidence intervals.

Up to day 30 post MSC infusion
Rate of successful progression to intubation in patients who require supplemental oxygen but who are otherwise able to breathe without assistance (Phase I)
Tidsramme: Up to day 30 post MSC infusion

Will be estimated and reported with 95% confidence intervals.

Up to day 30 post MSC infusion
Overall survival rate (Phase I)
Tidsramme: At day 30 post MSC infusion

Will be estimated and reported with 95% confidence intervals.

At day 30 post MSC infusion
Survival rate in patients who present intubated on ventilator support (Phase I)
Tidsramme: At day 30 post MSC infusion

Will be estimated and reported with 95% confidence intervals.

At day 30 post MSC infusion
Survival rate in patients who require supplemental oxygen but who are otherwise able to breathe without assistance (Phase I)
Tidsramme: At day 30 post MSC infusion

Will be estimated and reported with 95% confidence intervals.

At day 30 post MSC infusion
Clinical parameters (Phase I)
Tidsramme: Up to day 30 post MSC infusion

The effect of MSCs on clinical parameters will be assessed. Continuous clinical parameters will be summarized by means, medians, standard deviations, ranges, and quartiles. Categorical parameters will be summarized by frequency tables.

Up to day 30 post MSC infusion
Oxygenation parameters (Phase I)
Tidsramme: Up to day 30 post MSC infusion

The effect of MSCs on oxygenation parameters will be assessed. Continuous oxygenation parameters will be summarized by means, medians, standard deviations, ranges, and quartiles. Categorical parameters will be summarized by frequency tables.

Up to day 30 post MSC infusion
Respiratory parameters (Phase I)
Tidsramme: Up to day 30 post MSC infusion

The effect of MSCs on respiratory parameters will be assessed. Continuous respiratory parameters will be summarized by means, medians, standard deviations, ranges, and quartiles. Categorical parameters will be summarized by frequency tables.

Up to day 30 post MSC infusion
Laboratory markers (Phase I)
Tidsramme: Up to day 30 post MSC infusion

The effect of MSCs on laboratory markers will be assessed. Continuous laboratory parameters will be summarized by means, medians, standard deviations, ranges, and quartiles. Categorical parameters will be summarized by frequency tables.

Up to day 30 post MSC infusion
Incidence of infusion-related adverse events (Phase I)
Tidsramme: Up to day 30 post MSC infusion

All grades of infusion-related adverse events will be summarized by grade and type.

Up to day 30 post MSC infusion

Samarbeidspartnere og etterforskere

Det er her du vil finne personer og organisasjoner som er involvert i denne studien.

Sponsor

Samarbeidspartnere

Etterforskere

  • Hovedetterforsker: Amanda Olson, M.D. Anderson Cancer Center

Publikasjoner og nyttige lenker

Den som er ansvarlig for å legge inn informasjon om studien leverer frivillig disse publikasjonene. Disse kan handle om alt relatert til studiet.

Studierekorddatoer

Disse datoene sporer fremdriften for innsending av studieposter og sammendragsresultater til ClinicalTrials.gov. Studieposter og rapporterte resultater gjennomgås av National Library of Medicine (NLM) for å sikre at de oppfyller spesifikke kvalitetskontrollstandarder før de legges ut på det offentlige nettstedet.

Studer hoveddatoer

Studiestart (Faktiske)

29. juli 2020

Primær fullføring (Antatt)

30. oktober 2027

Studiet fullført (Antatt)

30. oktober 2027

Datoer for studieregistrering

Først innsendt

22. september 2020

Først innsendt som oppfylte QC-kriteriene

24. september 2020

Først lagt ut (Faktiske)

25. september 2020

Oppdateringer av studieposter

Sist oppdatering lagt ut (Faktiske)

5. oktober 2026

Siste oppdatering sendt inn som oppfylte QC-kriteriene

1. oktober 2026

Sist bekreftet

1. oktober 2026

Mer informasjon

Begreper knyttet til denne studien

Andre studie-ID-numre

  • 2020-0365
  • 2020-0365 (Annen identifikator: M D Anderson Cancer Center)
  • NCI-2020-06741 (Registeridentifikator: CTRP (Clinical Trial Reporting Program))

Legemiddel- og utstyrsinformasjon, studiedokumenter

Studerer et amerikansk FDA-regulert medikamentprodukt

Ja

Studerer et amerikansk FDA-regulert enhetsprodukt

Nei

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