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Taking people in United StatesPhase 1

Tests FT819 cell therapy in adults and teens with autoimmune diseases

Tests FT819, a cell therapy, in people with lupus, vasculitis, myositis or scleroderma.

Key facts

Who runs it
Fate Therapeutics
Where
Beverly Hills, Cleveland, Durham, Fullerton, Gainesville, Irvine, Los Angeles, Louisville, Memphis, Miami, Minneapolis, New York, Oklahoma City, Omaha, Philadelphia, and San Francisco, United StatesSee the 16 sitesAlso in 3 other countries, 5 sites
Trial code
Registry title
A Phase 1 Study of FT819 in B-cell Mediated Autoimmune Disease
Status
Recruiting
Phase
Phase 1
People taking part
244 people, planned
Started
28 Mar 2024
Expected to end
30 Sept 2042
Type of study
Interventional, 5 groups
Treatments tested
  • FT819
  • Fludarabine
  • Cyclophosphamide
  • Bendamustine
Record updated
22 May 2026

Who can take part

AI summary

From the trial's eligibility criteria. Machine-read from the registry text on this page, so it can be wrong. The registry text below and the trial team decide who can take part.

The trial is looking for people aged 12 to 70 with active, moderate-to-severe lupus, ANCA-associated vasculitis, inflammatory muscle disease (myositis) or systemic sclerosis.

Age
12 to 70 years old.
Sex
All sexes can join.
Disease stage
Active B-cell mediated autoimmune disease (SLE, AAV, IIM or SSc), moderate to severe.
Earlier treatment
At least two earlier treatments that did not work. No prior CAR T-cell therapy or organ transplant.

Main reasons for not taking part

  • Pregnant or nursing women
  • Significant heart, lung, liver or kidney impairment
  • Recent or ongoing serious infection
  • Active or recent cancer, prior CAR T-cell therapy or organ transplant
  • Weight under 50 kg (110 lbs)

The registry criteria, word for word

Show all 11 criteriaShow less

Who can take part

  • Age: 12 to 70 years old
  • Diagnosis: Must have active B-cell mediated autoimmune disease (SLE, AAV, IIM, or SSc) confirmed by standard criteria
  • Disease Severity: Moderate to severe, requiring at least two prior treatments that were ineffective
  • Health Status: Adequate organ function to tolerate treatment
  • Consent: Able to provide informed consent or assent/obtain parental consent and comply with study procedures

Who cannot take part

  • Recent Cancer or Prior Cell Therapy: No active/recent malignancies, prior CAR T-cell therapy, or organ transplant
  • Severe Organ Dysfunction: Significant heart, lung, liver, or kidney impairment
  • Active Infections: No recent or ongoing serious infections
  • Allergies: No known allergies to study treatments
  • Pregnancy/Breastfeeding: Women must not be pregnant or nursing
  • Weight Restriction: Must weigh at least 50 kg (110 lbs)

Check if you might fit

Answer for yourself. This is not a decision: only the study team can say whether you can take part.

  • Are you between 12 and 70 years old?

Where in United States

Also in 3 other countries, 5 sites

  • Wallace Rheumatic CenterBeverly Hills, United StatesContact: Fate Clinical TrialsTaking people
  • MetroHealthCleveland, United StatesContact: Fate Clinical TrialsTaking people
  • Duke University Health SystemDurham, United StatesContact: Fate Clinical TrialsTaking people
  • Providence Medical FoundationFullerton, United StatesContact: Fate Clinical TrialsTaking people
  • University of FloridaGainesville, United StatesContact: Fate Clinical TrialsTaking people
  • University of California, IrvineIrvine, United StatesContact: Fate Clinical TrialsTaking people
  • Children's Hospital Los Angeles Division Of RheumatologyLos Angeles, United StatesContact: Fate Clinical TrialsTaking people
  • University of LouisvilleLouisville, United StatesContact: Fate Clinical TrialsTaking people
  • Regional One HealthMemphis, United StatesContact: Fate Clinical TrialsTaking people
  • Nicklaus Children's HospitalMiami, United StatesContact: Fate Clinical TrialsTaking people
  • University of Minnesota Medical SchoolMinneapolis, United StatesContact: Fate Clinical TrialsTaking people
  • Montefiore Medical CenterNew York, United StatesContact: Fate Clinical TrialsTaking people
  • University of OklahomaOklahoma City, United StatesContact: Fate Clinical TrialsTaking people
  • University of Nebraska Medical CenterOmaha, United StatesContact: Fate Clinical TrialsTaking people
  • Jefferson Einstein Hospital PhiladelphiaPhiladelphia, United StatesContact: Fate Clinical TrialsTaking people
  • University of California San FranciscoSan Francisco, United StatesContact: Fate Clinical TrialsTaking people

About the trial

What the trial wants to find out

This is a phase 1 study designed to evaluate the safety, pharmacokinetics (PK), and anti-B-cell activity of FT819 following treatment with or without auxiliary medicinal product (AMP) in participants with moderate-to-severe active systemic lupus erythematosus (SLE) with or without nephritis, antineutrophilic cytoplasmic antibody (ANCA)-associated vasculitis (AAV), idiopathic inflammatory myositis (IIM), and systemic sclerosis (SSc). The study will consist of a dose-escalation stage, followed by an expansion stage to further evaluate the safety and activity of FT819.

The 5 groups in the trial

  • Regimen A (Single dose with AMP)Treatment being tested

    Treatment: FT819, Fludarabine, Cyclophosphamide, and Bendamustine

  • Regimen B (Single-dose without AMP, with background therapy)Treatment being tested

    Treatment: FT819

  • Regimen C (Two-dose with AMP)Treatment being tested

    Treatment: FT819, Fludarabine, Cyclophosphamide, and Bendamustine

  • Regimen D (Two-dose without AMP, with background therapy)Treatment being tested

    Treatment: FT819

  • Regimen B1 (Single-dose without AMP, background therapy temporarily suspended)Treatment being tested

    Treatment: FT819

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?

Contact the study team: see the registry record → Contacts and Locations

Print a page for my doctor

Data and sources

Registry record
Listed on ClinicalTrials.gov.
Official title
A Phase 1 Study of FT819 in B-cell Mediated Autoimmune Disease
Plain-language title
Tests FT819 cell therapy in adults and teens with autoimmune diseasesGenerated from the registry record. The registry title is the official one.
AI summary
From the trial's eligibility criteria. Read by machine on 12 November 2026.
Fit questions
Built from NCT06308978, who can take part
Publications
Record updated
22 May 2026