| Eligibility |
Inclusion Criteria:
Participants must meet all of the following inclusion criteria to be enrolled in the study:
Age =18 and =65 years old, gender unlimited.
Special criteria for different indications:
2.1 Patients with moderately to severely active SLE need to meet the following criteria:
Diagnosis of systemic lupus erythematosus (SLE) according to the European League Against
Rheumatology/American College of Rheumatology (EULAR/ACR) SLE classification criteria
(Aringer et al 2019) at least 6 months prior to screening.
Positive antinuclear antibody, and/or anti-double-stranded DNA antibody at screening.
Moderate to severe activity is defined as: SLEDAI 2000 score = 8 points at screening
Disease remains active after at least 2 months of use of standard SLE treatment regimen
prior to screening.
Standard regimens for SLE include glucocorticoids and/or antimalarials, combined
immunosuppressants/immunomodulators (including but not limited to azathioprine,
mycophenolate mofetil, leflunomide, iratimod, methotrexate, cyclophosphamide, mycophenolate
mofetil, cyclosporine, tacrolimus, etc.), and/or biologic agents (including but not limited
to rituximab, belimumab, telitacicept, etc.).
2.2 Patients with relapsed or refractory AAV should meet the following criteria:
Clinical diagnosis of granulomatosis with polyangitis (GPA) and microscopic polyangiitis
(MPA) as defined by the 2012 Chapel Hill Consensus Conference (CHCC); At least one major
item, or at least three other items, in Birmingham Vasculitis Activity Score (BVAS) version
3; Positive anti-protease-3 (PR3-ANCA) or antimyeloperoxidase (MPO-ANCA) at screening;
Relapsed/refractory is defined as:
Subjects with relapsed AAV: At least 1 disease recurrence (defined as the presence of at
least one important item on the BVAS assessment, or at least 3 other items) after at least
3 months of treatment with glucocorticoids in combination with immunosuppressants
(cyclophosphamide, rituximab, azathioprine, methotrexate, mycophenolate mofetil, etc.)
(BVAS score 0 and glucocorticoid dose = 7.5 mg/day prednisone or other equivalent
glucocorticoid drugs) or 1-2 new items in two consecutive assessments), and disease
recurrence occurred within 12 weeks prior to screening; Subjects with refractory AAV:
Glucocorticoids combined with immunosuppressants (cyclophosphamide, rituximab,
azathioprine, methotrexate, mycophenolate mofetil, etc.) for at least 3 months have not
been effective (BVAS score of 0 and glucocorticoid dose = 7.5 mg/day prednisone or other
equivalent glucocorticoid drugs); 2.3 Patients with moderately to severely active IIM need
to meet the following criteria: According to the 2017 EULAR/ACR classification criteria,
the probability of diagnosing IIM is =55%, and it is classified as dermatomyositis (DM),
polymyositis (PM), or immune-mediated necrotizing myopathy (IMNM) based on age at first
onset, skin and muscle strength performance, laboratory tests, and muscle biopsy features;
Disease activity/severity meets the following criteria:
MMT-8 score =141 out of 150;
At least 2 of the other CSMs exceptions are met:
Patient-assessed overall activity (based on visual analogue scale (VAS) score=2 points
(range 0-10 points); Physician-assessed overall disease activity VAS score =2 points (range
0-10 points); Extramuscular global mobility VAS score =2 points (range 0-10 points); Health
Assessment Questionnaire (HAQ) score =0.25 (range 0-3). At least 1 muscle enzyme level >
1.5 times ULN. - Prior intolerance or inadequate response to treatment with glucocorticoids
and at least one other immunosuppressant or modulator, requiring that: Treatment with
glucocorticoids and at least 2 immunosuppressants (azathioprine, methotrexate,
mycophenolate mofetil, etc.) at known effective doses for at least 3 months; 2.4 Subjects
with relapsed/refractory active diffuse cutaneous systemic sclerosis (dcSSc) need to meet
the following criteria:
- Diagnosed systemic sclerosis according to the 2013 American College of
Rheumatology/European Federation of Rheumatological Societies (ACR/EULAR) classification
criteria for systemic sclerosis (SSc);
Consistent with diffuse cutaneous manifestations according to the criteria defined by LeRoy
et al. 1988, i.e., extensive skin fibrosis with skin involvement of the elbow and/or
proximal knee; Co-ordination of interstitial lung diseases (ILD) at screening with 45%
predicted = forced vital capacity (FVC) = 70% predicted, or 40% predicted = diffusing
capacity of the lungs for carbon monoxide (DLCO) = 70% predicted Relapsed/refractory is
defined as relapse after failure to respond to conventional therapy or remission of
disease.
Conventional treatment refers to the use of glucocorticoids, cyclophosphamide and at least
one immunosuppressive/modulating drug for 6 months =, including azathioprine, mycophenolate
mofetil, methotrexate, leflunomide, tacrolimus, cyclosporine, rituximab, belimumab,
telitacicept, etc.
- Activity is defined as having at least one of the following: Evidence of skin progression
at screening, i.e., a =10% increase in mRSS score in the last 6 months;
Evidence of activity in any of the following interstitial lung diseases (ILD) at screening:
Newly diagnosed ILD within the last 6 months; 10% reduction in FVC or 5% reduction in FVC
with a 15% decrease in diffusing capacity of the lungs for carbon monoxide (DLCO) in
participants with prior ILD in the last 6 months.
The expected survival is greater than 6 months.
Adequate bone marrow, liver, kidney, lung, cardiac, and coagulation function, defined as:
- Bone marrow function without blood transfusion and growth factor use within 7 days
before routine blood: hemoglobin (Hb) = 80 g/L, neutrophil count (ANC) = 1.5×109/L,
platelet count (PLT) = 50×109/L;
- Renal function: creatinine clearance (CCr) = 50 ml/min without hydration assistance,
serum creatinine = 1.5 times the upper limit of normal;
- Liver function: serum ALT and AST = 2.5 times the upper limit of normal, total
bilirubin = 1.5 times the upper limit of normal;
- Lung function: Under indoor ventilation conditions, the blood oxygen saturation in the
non-oxygen state is = 92%; There was no clinically significant pleural effusion;
- Cardiac function: Left ventricular ejection fraction = 40%; Echocardiography confirmed
no clinically significant pericardial effusion., No clinically significant
abnormalities were found in the ECG;
During the screening period, the serum pregnancy test results of fertile female subjects
must be negative (women who have been surgically sterilized or have been menopausal for at
least 2 years are considered not fertile). Fertile female subjects and male subjects must
use highly effective contraceptive methods throughout the clinical study period and within
1 year after the last study treatment; At the same time, a commitment should be made not to
donate eggs (egg cells, oocytes)/sperm for assisted reproduction within 1 year after the
last study treatment.
Voluntarily participate in clinical trials and sign informed consent.
Exclusion Criteria:
Subjects who meet any of the following exclusion criteria will not be admitted to this
clinical study:
Severe pulmonary disease in the past 1 year, such as moderate to severe pulmonary
hypertension (echocardiographic mean pulmonary artery pressure > 60 mmHg), requiring oxygen
storage mask oxygen therapy or non-invasive or invasive ventilator to assist breathing at
screening Primary central nervous system lymphoma; SLE subjects need to exclude subjects
who have had lupus crisis in the past 3 months, active central nervous system lupus, severe
hemolytic anemia, severe thrombocytopenic purpura, severe neutropenia, severe myocardial
damage, severe lupus pneumonia or pulmonary hemorrhage, severe lupus hepatitis, severe
vasculitis;
Combined with severe kidney disease, including severe lupus nephritis, severe nephrotic
syndrome, etc. Severe is defined as:
- Have received any of the following treatments within the specified time: Previous
kidney transplantation; Dialysis or plasmapheresis within 3 months prior to screening;
Pulse glucocorticoid therapy (defined as a dose = 500 mg/d prednisone or equivalent
dose of other glucocorticoids) within 1 month prior to screening;
- Need to receive either of the following treatments during the study: Need to use
protocol prohibited medications; Need for dialysis or plasmapheresis; Kidney
transplantation is required or planned.
History of severe cardiovascular disease, including but not limited to: symptomatic chronic
heart failure requiring intervention, acute myocardial infarction in the past 6 months,
unstable angina, history of severe arrhythmia, stroke; or New York Heart Association (NYHA)
grade III~IV; History of other autoimmune diseases other than those for the target
indication, including eosinophilic granulomatosis with polyangitis (EGPA),
Henoch-Schoenlein purpura, rheumatoid arthritis, cryoglobulinemia vasculitis, inclusion
body myositis (IBM), Anti-glomerular basement membrane disease, Behcet's disease or
Takayasu's arteritis, etc; Family history of non-IIM myopathies such as drug-induced;
myopathies, human immunodeficiency virus-associated myopathies, thyroid diseases, and
myopathies; Patients with a history of malignancy, including tumor-related
polymyositis/dermatomyositis. Patients who have been surgically resected and cured for
non-melanoma skin cancer, carcinoma in situ of the cervix, localized prostate cancer,
low-stage bladder cancer, ductal carcinoma in situ, or patients who have recovered without
evidence of recurrence in the past two years and do not require treatment; Patients with
known allergies, hypersensitivity, intolerance, or contraindications to F01 or any
ingredient of drugs that may be used in the study (including fludarabine, cyclophosphamide,
tocilizumab), or patients who have had a severe allergic reaction in the past;
Patients who have received the following treatments within the prescribed time frame prior
tolymphodepletion pretreatment:
Received autologous/allogeneic hematopoietic stem cell transplantation or CAR-T and other
cell therapy; Pulse glucocorticoid therapy within 2 months (defined as a dose of =500
mg/day prednisone or equivalent dose of other glucocorticoids); Have been treated with
biologics such as belimumab or telitacicept within 1 month; Received major surgery,
received live vaccine or received other clinical study treatment within 1 month; Presence
of uncontrolled active infection requiring treatment with systemic antibiotics, antiviral,
or antifungal drugs within 14 days, except for prophylactic therapy.
prednisone or equivalent glucocorticoids should be reduced to =20 mg/day at least 7 days
before lymphodepletion Concomitant active hepatitis B (HBV), hepatitis C (HCV), human
immunodeficiency virus infection (HIV), or syphilis infection.
Risk of active tuberculosis at screening, regardless of completion of adequate treatment:
presence of signs or symptoms of active tuberculosis (such as fever, cough, night sweats,
and weight loss) as judged by the investigator at screening; Chest imaging (e.g., chest
x-ray, chest CT scan) documented at screening or at any time within 6 months prior to
screening showing active tuberculosis; Evidence of latent tuberculosis infection, such as a
positive ?-interferon release test, at screening; Use of drug combinations/combination
therapies prohibited by the protocol during screening; Any situations that the investigator
believes the patients are not suitable for the study.
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