Using donor-derived T cells to treat mild to moderate COVID-19
Official title: A Pilot Study of SARS-CoV-2 Specific Cytotoxic T Lymphocytes (SARS-CoV-2-CTLs) for Treatment of Mild to Moderate Coronavirus Disease 2019 (COVID-19)
Run by New York Medical College · NCT04896606 · Data updated 2026-11-12
This study is testing whether T cells from family members who have recovered from COVID-19 can help treat hospitalized patients with mild to moderate COVID-19.
Quick facts
| Phase | Phase1; Phase2 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years to 65 Years |
| Sex | All |
| Enrollment | 50 (estimated) |
| Sponsor | New York Medical College Academic / other |
| Drugs / interventions | blinatumomab, alemtuzumab, CAR T, Chemotherapy, methotrexate, prednisone |
| Locations | 4 sites (Valhalla, New York and 3 other locations) |
| Status | Recruiting |
| Started | September 20, 2021 |
| Main results expected | December 31, 2026 |
| Study ends | December 31, 2026 |
| Registry record updated | April 13, 2026 |
| Trial ID | NCT04896606 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are hospitalized individuals aged 18 to 65 with a confirmed SARS-CoV-2 infection and specific high-risk health conditions.
✕Probably not a fit
Patients with severe COVID-19 disease or those without a suitable family donor may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This clinical trial investigates the use of SARS-CoV-2 specific cytotoxic T lymphocytes (CTLs) derived from family donors who have recovered from COVID-19 to treat family members with mild to moderate disease. Participants must be hospitalized and have a confirmed SARS-CoV-2 infection, with specific eligibility criteria including age and underlying health conditions. The study aims to assess the safety and effectiveness of these CTLs as a potential treatment option for COVID-19, where no standard therapies currently exist.
Why it matters
Potential benefit: If successful, this approach could provide a novel treatment option for patients with mild to moderate COVID-19, potentially improving recovery outcomes.
How similar studies have gone: While the use of CTLs for viral infections has shown promise in other contexts, this specific application for COVID-19 is novel and has not been extensively tested.
Who can join: the full rules
Show full inclusion / exclusion criteria
INCLUSION CRITERIA * Age ≥18 to 65 years. AND * Proven infection with SARS-CoV-2, defined as detection of SARS-CoV-2 by RT-PCR from nasopharyngeal swab or lower respiratory tract specimen AND * Hospitalized at the time of enrollment AND * HLA Matched Family Related donor with recent SARS-CoV-2 infection is at least 10 days out from symptom onset. A negative result for COVID-19 by a diagnostic test is not necessary to qualify the donor AND * In Stage I or II of disease (mild or moderate) at the time of enrollment (Table 1) AND * ONE of the following high-risk conditions: * Chronic lung disease not requiring oxygen at home prior to admission (including but not limited to COPD, cystic fibrosis, asthma and sickle cell disease); Underlying heart disease (including hypertension); Patients with an acute myocardial infarction within the last 3 months will require cardiology clearance prior to enrollment; Diabetes mellitus (type I or II) ; Obesity (BMI ≥ 30); Immunosuppressed, based on investigator's assessment. EXCLUSION CRITERIA: * Stage III disease (severe) at the time of enrollment (see Table 1) * Lack of an identified eligible HLA family related donor * No high-risk comorbidities defined in the inclusion criteria (Section 5.1) * Patient with acute GVHD \> grade 2 or extensive chronic GVHD at the time of enrollment * Patient treated with donor lymphocyte infusion (DLI) within 4 weeks prior to CTL Infusion * Patients with chronic respiratory failure requiring ventilator support and/or oxygen at home prior to admission are excluded * Patients with stage D heart failure and/or symptoms at rest are excluded * Renal function: patients with eGFR or CrCl \<30 mL/min/1.73 m2 will be excluded from study entry. * Liver function: Total bilirubin \> 2 mg/dl (unless Gilbert's syndrome) OR ALT/AST \> 5 x ULN * Patients currently listed for transplant or potentially eligible to receive organ transplants are excluded from this study * Patient with poor performance status determined by Karnofsky (patients \>16 years) or Lansky (patients ≤16 years) score ≤50% * Female patient of childbearing age who is pregnant or breast-feeding or not willing to use an effective method of birth control during study treatment and for at least 6 weeks after the last dose of SARS-CoV-2 CTLS. * Male subjects with female partners of childbearing age who are not willing to use an effective method of birth control during study treatment and for at least 6 weeks after the last dose of SARS-CoV-2 CTLS. * Concurrent use of following medications is prohibited: * Steroids (\>2 mg/kg/day prednisone equivalent); Immunotherapies within 4 weeks prior to CTL infusion including checkpoint blockade, ATG, Campath, CAR T cells, blinatumomab; Chemotherapy: Tyrosine kinase inhibitors and hydroxyurea must be stopped \> 72 hours prior to SARS-COV-2-CTL cell infusion; High dose chemotherapy must be stopped \> 2 weeks prior to SARS-CoV-2-CTLs. High dose chemotherapy is defined in this protocol as any cancer directed therapy causing myelosuppression; Pegylated-asparaginase must be stopped \> 4 weeks prior to SARS-COV-2-CTL infusion; Intrathecal chemotherapy must be stopped \> 1 week prior to SARS-COV-2-CTL infusion (e.g. intrathecal methotrexate); Anti T-cell Antibodies: Administration of any T cell lytic or toxic antibody (e.g. alemtuzumab) within 30 days prior to SARS-CoV-2-CTLs is prohibited.
Where it's running
-
New York Medical College
Valhalla, New York, United States Recruiting -
Nationwide Children's Hosptial
Columbus, Ohio, United States Not yet recruiting -
Children's Hospital of Pennsylvania
Philadelphia, Pennsylvania, United States Not yet recruiting -
Medical College of Wisconsin/Children's Hospital of Wisconsin
Milwaukee, Wisconsin, United States Not yet recruiting
Study contacts
- Study coordinator: Mitchell S Cairo, MD
- Email: mitchell_cairo@nymc.edu
- Phone: 9145942150
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.