ClinicalTrials.gg
Active, not recruitingNCT06733610Updated Nov 4, 2026

CAR T-cell Therapy Targeting CD19 and BCMA in Patients With AIHA Who Have Failed ≥3 Lines of Therapy.

A Phase 1 interventional study of universal allogeneic anti-CD19/BCMA CAR T-cells in Autoimmune Hemolytic Anemia, CD19/BCMA CAR T-cells and Universal Allogeneic CAR T-cells, sponsored by Institute of Hematology & Blood Diseases Hospital, China. Active, not recruiting at 1 site in China. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2026-11-04.

Sponsored by Institute of Hematology & Blood Diseases Hospital, China · Phase 1, Interventional, and Treatment

Updated Nov 4, 2026Now Active, not recruitingPrimary completion moved+4 moreGo to Updates ↓
Phase
Phase 1
Study type
Interventional
Enrollment
5
Allocation
Not applicable
Ages
18 Years and older
Sex
All
01

Where this study stands

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

Among 15 studies in Anemia, Hemolytic, Autoimmune by Institute of Hematology & Blood Diseases Hospital, China — 8 open to participants now, 12 under way, none of them phase 3. Anemia, Hemolytic, Autoimmune · Institute of Hematology & Blood Diseases Hospital, China.

Enrollment
9th of 11
5 · median 12
Started
2024
with 2 others
Phase 1
8 of 15
3 open now
Primary completion
2027-01
later than 3 of 11 live
Registered
8th of 15
by date

Among the 15 studies in Anemia, Hemolytic, Autoimmune by Institute of Hematology & Blood Diseases Hospital, China, this one is the 9th largest by enrollment of the 11 interventional ones, is one of 3 that started in 2024, is one of 8 in phase 1, reaches primary completion later than 3 of the 11 other live ones, and was the 8th registered.

By phase

15 studies; the count open now beside each. This study's row is marked.

Phase 1this study8 · 3 open
Observational4 · 4 open
Phase 23 · 1 open

By the year they started

First in 2001; this study’s year is marked. 3 started in 2024.

Size and results

Median enrollment 12 across the 11 interventional studies, 1,312 across the 4 observational. Of the 2 that completed or were terminated, 0 (0%) have results posted.

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02

Study summary

This is an investigator-initiated trial to evaluate the safety and efficacy of universal allogeneic anti-CD19/BCMA CAR T-cells in AIHA who have failed ≥ 3 lines of therapy.

Read the detailed description

This is an investigator-initiated trial to evaluate the safety and efficacy of universal allogeneic anti-CD19/BCMA CAR T-cells in autoimmune hemolytic anemia who have failed ≥ 3 lines of therapy.

Study intervention consists of a single infusion of universal allogeneic CAR T-cells administered intravenously after a lymphodepleting therapy regimen consisting of fludarabine and cyclophosphamide.

Interim analysis will be performed when participants finish the visit 12 weeks after CAR T-cell infusion.

03

Conditions studied

  • Autoimmune Hemolytic Anemia
  • CD19/BCMA CAR T-cells
  • Universal Allogeneic CAR T-cells
04

Who can participate

Ages eligible
18 Years 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

  • Age ≥ 18 years
  • Flow cytometry detected positive B cell CD19 or BCMA in the patient's peripheral blood.
  • Patients diagnosed with AIHA, including warm antibody type, cold agglutinin disease, mixed type, and other types of AIHA, with diagnostic criteria referring to the "Chinese Adult Hemolytic Anemia Diagnosis and Treatment Guidelines (2023 Edition)"
  • The definition of recurrent/ AIHA that has received at least 3 failed is symptomatic anemia (\<100g/L) that persists after a routine treatment cycle of at least 6 months and is still ineffective or reappears after disease remission. The definition of conventional treatment: treatment with and/or rituximab, as well as any 1-2 or more of the following immunomodulatory drugs: cyclophosphamide, azathioprine, mycophenolate mofetil, cyclosporine A, azathioprine, danazol, bendamustine, fludarabine, bortezomib, and biologics including daratumumab, BTK inhibitors, Syk inhibitors, and complement inhibitors.
  • ≤ 2
  • Functional requirements for major organs are as follows:

    1. . The bone marrow function needs to meet: a ≥ 1.0 × 10 \^ 9/L; b. ≥ 30 × 10 \^ 9/L.
    2. Liver function: ≤ 3 × UL; AST ≤ 3×; Total ≤ 2.0 × ULN (excluding Gilbert syndrome, total bilirubin ≤ 3.0 × ULN).
    3. Renal function: rate (CrCl) ≥ 30 ml/min (Cockcroft/Gault formula, excluding acute CrCl decline caused by the disease itself).
  • Female subjects of and male subjects with partners of childbearing potential must use medically approved or abstinence during the study treatment period and for at least 6 months after the end of the study treatment; Female subjects of childbearing potential must have a negative Human chorionic gonadotropin (HCG) test within 7 days before study enrollment and not be lactating.
  • Willing to participate in this clinical study, sign an form, have good compliance, and cooperate with follow-up.

Exclusion criteria

Exclusion Criteria:

  • Subjects with a history of severe drug allergies or allergic tendencies.
  • Presence or suspicion of uncontrolled or treatment-required fungal, bacterial, viral, or other infections.
  • Subjects with central nervous system diseases caused by diseases or non-autoimmune diseases (including epilepsy, psychosis, organic brain syndrome, cerebral vascular accidents, encephalitis, central nervous system vasculitis).
  • Subjects with insufficient cardiac function
  • Subjects with congenital immunoglobulin deficiencies
  • History of within five years
  • Subjects with end-stage renal failure
  • Subjects who are positive for surface antigen (HBsAg) or hepatitis B core antibody (HBcAb) with peripheral blood HBV DNA >; subjects positive for virus (HCV) antibody and peripheral blood HCV RNA; individuals positive for (HIV) antibody; individuals positive for syphilis testing
  • Subjects with psychiatric disorders and severe cognitive impairments
  • Subjects who have used agents or biologics with therapeutic effects on the disease within five half-life before enrollment
  • Pregnant women or women planning to conceive
  • Active infection, active rheumatic and immune disease, drug induced and diagnosed lymphoproliferative tumor associated secondary AIHA patients
  • Subjects that the investigator believes have other reasons that make them unsuitable for inclusion in this study.
Terms in these criteria, in plain language(20)

Underlined terms in the criteria open these too. Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.

Autoimmune disease

A condition in which the immune system attacks the body’s own tissues, such as rheumatoid arthritis, lupus, psoriasis, type 1 diabetes or inflammatory bowel disease.

Immunotherapy studies often leave out active autoimmune disease, and some name exceptions, such as thyroid disease on replacement hormone. Check the exceptions this study lists.

Relapsed and refractory

Relapsed: the illness came back after treatment had worked. Refractory: it did not respond to treatment, or stopped responding while still on it.

Line of therapy

A line of therapy is one course of treatment, which may combine several drugs. First-line is the first course given; second-line follows when that stops working or is not tolerated.

“Two prior lines” means two courses that count separately under the study’s rules — not simply two drugs. Ask the study team if you are unsure how yours are counted.

Hemoglobin (Hb)

The protein in red blood cells that carries oxygen. A low level is anaemia, which can cause tiredness and breathlessness. Measured in g/dL or g/L (9 g/dL is 90 g/L).

Corticosteroids (steroids)

Anti-inflammatory medicines such as prednisone, prednisolone and dexamethasone — not the anabolic steroids used for muscle.

Studies differ in what they allow: check which steroid medicines, routes (tablets, injections, creams, inhalers, eye drops) and doses this study accepts.

ECOG performance status

A scale of how much an illness limits everyday activity. For people being assessed to join a study, scores run from 0 (fully active) to 4; lower is more active.

0
Fully active, no restrictions.
1
Limited in strenuous activity, but walking and able to do light work, such as housework or office work.
2
Walking and able to look after yourself, but unable to work; up and about more than half of waking hours.
3
Able to look after yourself only in part; in bed or a chair more than half of waking hours.
4
Unable to look after yourself at all; in bed or a chair all day.

Studies most often ask for 0–1 or 0–2. Your doctor gives the score; the WHO scale uses the same steps. The full scale also has 5, which records death.

Absolute neutrophil count (ANC)

The number of neutrophils, white blood cells that help fight infection, in a given amount of blood. Too few raises the risk of infection.

It is a count, not a percentage of the white cells. Limits are written in units that mean the same: ≥ 1.5 × 10⁹/L is ≥ 1,500 per mm³ (µL). Each lab has its own reference range.

Platelets

Blood cells that help blood clot. Too few raises the risk of bleeding and bruising. A usual adult range is about 150–400 × 10⁹/L (150,000–400,000 per µL); each lab has its own reference range.

ALT and AST (liver enzymes)

Two enzymes measured in a routine blood test of the liver. Higher levels can mean the liver is under strain or damaged. SGPT and SGOT are older names for ALT and AST.

Criteria usually give a limit as a multiple of the upper limit of normal (ULN), often higher when cancer has spread to the liver.

ULN (upper limit of normal)

The top of the normal range for a blood test, as set by the laboratory that runs it. Each lab prints its own range next to your result.

“≤ 2.5 × ULN” means the result can be up to two and a half times that top value.

Bilirubin

A yellow substance made when red blood cells are broken down, which the liver clears. A high level can mean a problem with the liver or the bile ducts.

Criteria often allow more for people with Gilbert’s syndrome, a harmless inherited condition that raises bilirubin.

Creatinine clearance (CrCl)

How quickly the kidneys clear creatinine, a waste product, from the blood. A study may estimate it from a blood test with age, weight and sex (often by the Cockcroft–Gault formula), or measure it using blood and urine collected over a set time. Given in mL/min; higher is better.

Childbearing potential

Able to become pregnant: from the first period until menopause, unless permanently unable to through surgery (removal of the womb, or of both ovaries or both fallopian tubes).

Criteria for people of childbearing potential usually ask for a negative pregnancy test and for contraception during the study and for a time after it.

Contraception

Ways of preventing pregnancy. “Highly effective” methods fail less than 1% of the time a year when used correctly — for example an IUD or an implant.

Criteria usually say which methods count and how long to keep using them after the last dose, sometimes for male participants too. Some studies accept a partner’s vasectomy if it was confirmed successful and that person is the participant’s only sexual partner.

Informed consent

Before you join, the study team explains what taking part involves — its purpose, what happens, the risks and possible benefits — and answers your questions, so you can decide freely. Consent is usually recorded on a form (the informed consent form, ICF) signed by you or, where the law allows, by someone legally authorised to decide for you.

You can keep asking questions during the study, you are told of new information that matters, and you can choose to leave at any time.

Cancer (malignancy)

Malignancy means cancer. Criteria about another or earlier malignancy ask whether you have had a different cancer, usually within a set number of years.

Some are commonly allowed, such as treated skin cancers other than melanoma and early cancers removed completely — check the exceptions this study lists.

Hepatitis B tests

Hepatitis B is a virus that infects the liver. These are separate tests: HBsAg positive usually means a current infection (a recent vaccination can briefly cause it too); total anti-HBc (HBcAb) positive means an infection now or in the past; HBV DNA measures how much virus is in the blood.

Some studies accept a past infection if HBV DNA is undetectable, sometimes with antiviral medicine during the study. Check what this study allows.

Hepatitis C tests

Hepatitis C is a virus that infects the liver. An HCV antibody test can stay positive after an infection has cleared (and is occasionally positive without one); an HCV RNA test shows whether the virus is there now.

After treatment, hepatitis C counts as cured when HCV RNA is still undetectable 12 weeks or more after the treatment ended. Studies often accept people cured this way.

HIV

The human immunodeficiency virus, which weakens the immune system.

Many studies now accept people whose HIV is controlled on treatment, judged by the viral load and the CD4 count. Check the limits this study sets.

Immunosuppression

A weakened immune system. It can come from an illness, such as HIV or some blood cancers, or from medicines that turn the immune system down, for example after an organ transplant or for an autoimmune disease; steroids at higher doses count.

Read whether the line is about a condition or about medicines, and which medicines and doses it means.

05

Study design

Phase
Phase 1
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
5 participants (actual)

Study arms

  • Experimental
    UCAR T-cell group

    Universal allogeneic anti-CD19/BCMA CAR T-cells.

    Biological: universal allogeneic anti-CD19/BCMA CAR T-cells

Interventions

  • Biologicaluniversal allogeneic anti-CD19/BCMA CAR T-cells

    A single injection of UCAR T-cells, referred to as universal allogeneic anti-CD19/BCMA CAR T-cells.

06

What researchers measure

Primary outcomes

  1. The number and severity of dose-limiting toxicity (DLT) events

    DLT will be graded according to the NCI Common Terminology Criteria for Adverse Events (CTCAE) Version 5.0, and the ASTCT Consensus Grading for Cytokine Release Syndrome and Neurologic Toxicity Associated with Immune Effector Cells.

    Time frame: Within 28 Days After UCAR T-cell Infusion

  2. The total number, incidence, and severity of AEs

    Time frame: Up to 12 Months After UCAR T-cell Infusion

  3. Clinical response of AIHA who have failed ≥ 3 lines of therapy

    Rates of CR, CRi, PR, ORR

    Time frame: Up to 24 Weeks After UCAR T-cell Infusion

07

Study locations

1 site
08

References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

09

Timeline

1 registry update since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reachedDate before it movedWhere the date was before it moved

Started Dec 2024 (actual). Primary completion is estimated for Jan 2027, 25 months after the start.

Since we started tracking on Sep 25, 2026, the dates moved once, on Nov 4, 2026: primary completion Feb 2026 → Jan 2027 and completion Dec 2026 → Dec 2027.

Earlier changes are on the record history on ClinicalTrials.gov ↗

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

Registered
Dec 6, 2024
First posted
Dec 13, 2024
StartActual
Dec 5, 2024
Primary completionEst.
Jan 12, 2027was Feb 2026
CompletionEst.
Dec 31, 2027was Dec 2026
Last update
Nov 4, 2026
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.
Status
Recruiting→Active, not recruiting
changed Nov 4, 2026
Sites
1 site added, 1 site removed
Show site
  • Regenerative Medicine Center and Red Blood Cell Disorders Center · Tianjin, China
Show 1 removed
  • Regenerative Medicine Center and Red Blood Cell Disorders Center · Tianjin, China
Nov 4, 2026
Primary completion
Feb 5, 2026→Jan 12, 2027
Nov 4, 2026
Study completion
Dec 5, 2026→Dec 31, 2027
Nov 4, 2026
Enrollment
15 (estimated)→5 (actual)
Nov 4, 2026
Show all 1 update
  1. Nov 4, 2026
    Recruiting→Active, not recruiting
    1 site added, 1 site removed
    Show site
    • Regenerative Medicine Center and Red Blood Cell Disorders Center · Tianjin, China
    Show 1 removed
    • Regenerative Medicine Center and Red Blood Cell Disorders Center · Tianjin, China
    Primary completion Feb 5, 2026→Jan 12, 2027
    Study completion Dec 5, 2026→Dec 31, 2027
    Enrollment 15 (estimated)→5 (actual)
    + 6 other changes: identifiers, verification date, responsible party, oversight details, contact details and index terms

From the registry record's own update history. This site started tracking changes on Sep 25, 2026; for anything earlier, see the record history on ClinicalTrials.gov ↗

10

Registry details

Key details

Study ID
NCT06733610
Collaborators
Xi'niao Biotech
Responsible party
Jun Shi (Director of the Red Blood Cell Disorders Center & Director of the Regenerative Medicine Clinic, Institute of Hematology & Blood Diseases Hospital, China) — Principal investigator
First posted
Dec 13, 2024
Start date
Dec 5, 2024
Primary completion
Jan 12, 2027 (estimated)
Completion
Dec 31, 2027 (estimated)
Last update
Nov 4, 2026

Oversight

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

Not currently enrolling

This study is active, not recruiting, as verified in Nov 2026. You cannot join it, but the record below documents what was studied.

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