About this trial
The primary objectives are to evaluate the safety and efficacy of infusion of fully characterized clonally derived fetal mesenchymal stem cells (cfMSCs) for the control of severe symptoms associated with moderate to severe chronic obstructive pulmonary disease.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Ability to understand the study protocol and the willingness to provide written informed consent;
Age 40-80 years old, male or female;
Diagnosed with moderate to severe COPD according to the Global Initiative for Chronic Obstructive Lung Disease (GOLD) guidelines (GOLD Ⅱ-Ⅳ).
Regular use of COPD conventional drugs for more than 3 months, and the condition is stable for more than 4 weeks;
Disqualifiers
Combined with other serious lung diseases: asthma, active pulmonary tuberculosis, bronchiectasis, pulmonary embolism, interstitial lung disease, pulmonary hypertension, etc.;
A history of lung surgery (pneumonectomy, lung volume reduction surgery, etc.) or bronchial intervention surgery within 12 months;
Invasive or non-invasive mechanical ventilation history within 4 weeks, or moderate to severe acute exacerbation of COPD within 4 weeks;
Negative for HIV, HCV or syphilis serology;
Trial design
Single group
Treatments tested in this trial
clonal fetal MSCs
Biological/VaccinecfMSCs to treat Chronic Obstructive Pulmonary Disease
Treatment groups
Trial outcomes
Primary outcomes
Number of patients with adverse events.
Determine the safety and tolerability of clonal fetal Mesenchymal Stem Cell (cfMSC) therapy with Common Terminology Criteria for Adverse Events (CTCAE) version 5.0, including acute reactions, fever and other adverse events.
Secondary outcomes
Lung function index changes
Evaluate the changes of forced expiratory volume in one second (FEV1) to calculate the improvement rate of lung function compared with the baseline.
Lung function index changes
Evaluate the changes of carbon monoxide diffusion capacity (DLCO) to calculate the improvement rate of lung function compared with the baseline.
Inflammatory indicator changes
Determine blood inflammatory indicators including CRP, TNFa, IFNg, and IL-6 by molecular methods.
Inflammatory indicator changes
Analyze the blood cells related to inflammation index.
Sponsors and contacts
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This trial is not recruiting at the moment. You can still explore other options: