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CompletedPhase 1, PHASE2

Stem Cell Mobilization (Plerixafor) and Immunologic Reset in Type 1 Diabetes (T1DM)

Autologous Hematopoietic Stem Cell Mobilization (Plerixafor) and Immunologic Reset in New Onset Type 1 Diabetes Mellitus

Asset

Liraglutide

Subcutaneous · GLP-1 agonist

Listed sites

1

Recruiting sites

Enrollment

22

actual

Study population

Type 1 diabetes

Key I/E criterion

Primary endpoints

C-peptide AUCSerious AEs (any)

Footprint

Where this trial recruits

Site locations as reported to ClinicalTrials.gov. Site count is not enrollment count; per-site enrollment is not available from source.

Identifiers

Registered as

NCT IDNCT03182426
Org study IDPro00053082

Timeline

Milestones

Study first posted2017-06-09actual
Study start2017-08-15actual
Primary completion2024-07-15actual
Study completion2024-07-15actual
Last update posted2024-07-19actual

Assets

Investigational agents

Study populations

Who this study enrolls

Type 1 diabetes

Eligibility

Who can enroll

Minimum age18 Years
Maximum age45 Years
SexAll
Healthy volunteersNot accepted

Inclusion criteria

Patient is aged 18-45

To be eligible participants must have:

A clinical diagnosis of type 1 diabetes using the diagnostic criteria of the CDA
Residual β-cell function, defined by a stimulated C-peptide > 0.6 but ≤10.5 ng/mL on MMTT;
One or more positive autoantibodies: (GAD, ICA512, IA2A, ZnT8, mIAA) to confirm T1DM;
No underlying condition that would preclude enrolment at PI's discretion.

Participants must be capable of understanding the purpose and risks of the study and must sign a statement of informed consent, with additional parental consent where required.

Exclusion criteria

Duration of T1DM longer than 180 days
Severe co-existing cardiac disease, characterized by any one of these conditions: (a) recent myocardial infarction (within past 6 months); (b) left ventricular ejection fraction <30%; or (c) evidence of ischemia on functional cardiac exam.
Active alcohol or substance abuse, including cigarette smoking (must be abstinent for 6 months prior to study enrolment).
Psychiatric disorder making the subject not a suitable candidate for this study (e.g., schizophrenia, bipolar disorder, or major depression that is unstable or uncontrolled on current medication).
History of non-adherence to prescribed regimens.
Hypersensitivity to any of the required study medications.
Significant systemic infection during the 3 weeks before the start of study intervention (e.g., infection requiring hospitalization, major surgery, or IV antibiotics to resolve; other infections, e.g., bronchitis, sinusitis, localized cellulitis, candidiasis, or urinary tract infections, must be assessed on a case-by-case basis by the investigator regarding whether they are serious enough to warrant exclusion).
Active infection including Hepatitis C, Hepatitis B, HIV, tuberculosis (subjects with a positive PPD performed within one year of enrollment, and no history of adequate chemoprophylaxis).
Any history of, current malignancies, other than non-melanoma skin cancer (To be included to the study, subject must have had fewer than 5 occurrences of non-melanoma skin cancer, and the last occurrence must not be within 3 months of study entry).
BMI > 35 kg/m2 at screening visit.
Age less than 18 or greater than 45 years.
Measured glomerular filtration rate (GFR) < 60 m/min/1.73m2
Presence or history of macroalbuminuria (>300 mg/g creatinine)
Clinical suspicion of nephritic (hematuria, active urinary sediment) or rapidly progressing renal impairment (e.g. Increase in serum creatinine of 25% within the last 3-6 months).
Baseline Hb < 105g/L in women, or < 120 g/L in men.
Baseline screening liver function tests outside of normal range, with the exception of uncomplicated Gilbert's Syndrome. An initial LFT panel with any values >1.5 times the upper limit of normal (ULN) will exclude a patient without a re-test; a re test for any values between ULN and 1.5 times ULN should be made, and if the values remain elevated above normal limits, the patient will be excluded.
Untreated proliferative retinopathy.
Positive pregnancy test, intent for future pregnancy or male subjects' intent to procreate, failure to follow effective contraceptive measures, or presently breast feeding.
EBV viral load of > 10,000 copies per 106 peripheral blood mononuclear cells (PBMCs) as determined by quantitative polymerase chain reaction (qPCR). If there is any clinical suspicion that a subject who is EBV seronegative and with EBV PCR < 10,000 copies per 106 PBMCs has symptoms consistent with infectious mononucleosis prior to administration of study treatment, then a monospot test result must be negative before the subject can be enrolled.
Positive result on the Rapid Plasma Reagin (RPR) test for syphilis; except if result of RPR test is positive, a negative confirmatory test (for example, fluorescent treponemal antibody absorbed [FTA-ABS] test).
History of using any investigational drug within the 3 months before enrollment of this study.
History of using any potent immunosuppressive agent (e.g., systemic high-dose corticosteroids on a chronic basis, methotrexate, cyclosporine, or anti-TNF agents) within the 30 days before the study treatment.
History of receiving any live vaccine within the 30 days before the study treatment.
Any major surgical procedure within 30 days before the study treatment.
Insulin requirement >1.0 U/kg/day
HbA1C >12% at screening.
Uncontrolled hyperlipidemia [fasting LDL cholesterol > 3.4 mmol/L, treated or untreated; and/or fasting triglycerides > 2.3 mmol/L]
Under treatment for a medical condition requiring chronic use of steroids.
Use of coumadin or other anticoagulant therapy (except aspirin) or subject with PT INR > 1.5.
Untreated Celiac disease.
Patients with Graves disease unless previously adequately treated with radioiodine ablative therapy.
Family or personal history of multiple endocrine neoplasia type 2 or medullary thyroid carcinoma.
Hypersensitive to E. coli derived protein.
Clinically significant abnormal lab values during the screening period, other than those due to T1DM. Permitted ranges for selected lab values are shown in the Table below. A clinically significant abnormal value will not result in exclusion if, upon re-test, the abnormality is resolved or becomes clinically insignificant.

Endpoints (11)

What's being measured

Protocol endpoints and posted registry outcome measures, grouped into outcome categories. Composite endpoints show their component event types. Standard codes (LOINC, SNOMED CT) are shown where available.

Coverage by outcome category

Glycemic / diabetes
6
Safety / tolerability / PK
3
Other (unclassified)
2

Glycemic / diabetes

6 endpoints
Primary/protocol endpoint

Change of 2-hour mixed meal stimulated C-peptide AUC

Time frame:Baseline, Month 3, 6, 9, 12, 18 and 24

C-peptide AUC

change from baseline, improvement

Secondary/protocol endpoint

"Responder" status

Time frame:Month 3, 6, 9, 12, 18 and 24

HbA1c <6.5% achievement

threshold achievement, improvement

LOINC 4548-4

Secondary/protocol endpoint/low confidence

Exogenous insulin usage

Time frame:Baseline, Month 3, 6, 9, 12, 18 and 24

descriptive

Secondary/protocol endpoint

Proportion of subjects with HbA1c ≤6.5%

Time frame:Baseline, Month 3, 6, 9, 12, 18 and 24

HbA1c <6.5% achievement

threshold achievement, improvement

LOINC 4548-4

Secondary/protocol endpoint

Proportion of subjects with HbA1c ≤7.0%

Time frame:Baseline, Month 3, 6, 9, 12, 18 and 24

HbA1c <7.0% achievement

threshold achievement, improvement

LOINC 4548-4

Secondary/protocol endpoint

Proportion of subjects progressing to complete beta cell loss

Time frame:Baseline, Month 3, 6, 9, 12, 18 and 24

categorical status, event

Safety / tolerability / PK

3 endpoints
Primary/protocol endpoint

Rate of Serious Adverse Event/Medical Event of Special Interest

Time frame:Within 24 months

Serious AEs (any)

event count, event

Secondary/protocol endpoint

Proportion of subjects free from severe hypoglycaemia

Time frame:Baseline, Month 3, 6, 9, 12, 18 and 24

Severe hypoglycemia

threshold achievement, event

Secondary/protocol endpoint

Autoantibodies associated with T1DM

Time frame:Baseline, Month 24 or the study withdrawal visit

descriptive

Other (unclassified)

2 endpoints
Secondary/protocol endpoint/low confidence

T1DM T-cell autoreactivity

Time frame:Baseline, Month 3, 6, 9, 12, 18 and 24

descriptive

Secondary/protocol endpoint/low confidence

T-cell phenotyping

Time frame:Baseline, Month 3, 6, 9, 12, 18 and 24

descriptive

Provenance

Sources

Trial identity, design, statusClinicalTrials.gov API v2
Snapshot dateJuly 1, 2026
Endpoint classificationDelfa endpoint taxonomy v2 (May 13, 2026)
Results tableno registry results posted yet

Trial facts come from public ClinicalTrials.gov records. Endpoint categories are Delfa's classification of those records, not a ClinicalTrials.gov field. All figures reflect the July 1, 2026 snapshot.