Study of the Effects of XOMA 052 on Insulin Production in Subjects With Well Controlled Type 1 Diabetes
A Randomized, Double-blind, Placebo-controlled, Phase 2 Study of the Effects of XOMA 052 on Insulin Production in Subjects With Well-controlled Type 1 Diabetes
The study hypothesis is that XOMA 052 may inhibit beta-cell destruction and enhance beta-cell regeneration.
The purpose of this study is to assess the effects of XOMA 052 on beta-cell function and insulin production.
Studieoversigt
Status
Status
Betingelser
Betingelser
Intervention / Behandling
Intervention / Behandling
Undersøgelsestype
Undersøgelsestype
Tilmelding (Faktiske)
Tilmelding
Fase
Fase
- Fase 2
Kontakter og lokationer
Studiesteder
-
-
-
Basel, Schweiz
-
Zurich, Schweiz
-
-
Deltagelseskriterier
Berettigelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Beskrivelse
Inclusion criteria:
- Stable Type 1 diabetes of > 2 year duration
- No clinically significant change in treatment regimen for T1D
- Age ≥ 18 years and ≤ 55 years
- HbA1c < 7.0%
- Positive GAD65 and/or IA-2 auto-antibodies
- Peak C-peptide > 100 pM following IV injection of 1 mg glucagon
- Body-mass index (BMI) > 18 and < 28 kg/m2
- Willingness to maintain current doses/regimens of vitamins and dietary supplements through the end of the study
Exclusion criteria:
- Current infection or history of infection
- Positive for Hep B surface antigen (HBsAg), Hep C virus (HCV), or HIV
- History of tuberculosis or positive PPD test
- Presence of foot, leg, or decubitus ulcers
- Current immunosuppressive treatment or documented immunodeficiency
- History of severe allergic or anaphylactic reactions
- History of asthma requiring systemic corticosteroid therapy
- Coronary intervention (PCI, stent placement) or hospitalization for cardiovascular condition within the last 12 months
- Uncontrolled hypertension
- History of congestive heart failure (NYHA Class III or IV)
- History of a coronary event within the last 12 months
- Female subjects who are pregnant, planning to become pregnant, have recently delivered, or are breast-feeding
- History of malignancy within the last 5 years
- Receipt of a live (attenuated) vaccine within the last 3 months
Other protocol-defined inclusion/exclusion criteria may apply
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: Randomiseret
- Interventionel model: Parallel tildeling
- Maskning: Dobbelt
Antal våben
Våben og indgreb
Deltagergruppe / ArmDeltagergruppe / Arm |
Intervention / BehandlingIntervention / Behandling |
|---|---|
|
Placebo komparator: Placebo
|
Sterile solution subcutaneously administered every 4 weeks for 12 weeks
|
|
Aktiv komparator: XOMA 052
|
Sterile solution subcutaneously administered every 4 weeks for 12 weeks
|
Hvad måler undersøgelsen?
Primære resultatmål
Primære resultatmål
Resultatmål |
Tidsramme |
|---|---|
|
Change in beta-cell function as measured by change in C-peptide level during thd MMTT (Mixed meal tolerance test) at Day 112 compared to baseline (Day 0 pre-dose)
Tidsramme: Day 0 pre-dose and Day 112
|
Day 0 pre-dose and Day 112
|
Sekundære resultatmål
Sekundære resultatmål
Resultatmål |
Tidsramme |
|---|---|
|
Safety assessed by pre- and post-treatment serial measurements of vital signs, clinical laboratory assessments, and treatment-emergent adverse events.
Tidsramme: Day 0 (baseline) through Day 364
|
Day 0 (baseline) through Day 364
|
|
Change in insulin requirements
Tidsramme: Day -3 through Day 0 pre-dose and Day 109 through Day 112)
|
Day -3 through Day 0 pre-dose and Day 109 through Day 112)
|
|
Change in HbA1c levels
Tidsramme: Day 0 pre-dose and Day 112
|
Day 0 pre-dose and Day 112
|
|
Change in fasting glucose
Tidsramme: Day 0 pre-dose and Day 112
|
Day 0 pre-dose and Day 112
|
|
Change in fasting glucagon and cortisol
Tidsramme: Day 0 pre-dose and Day 112
|
Day 0 pre-dose and Day 112
|
|
Change in systemic inflammation markers
Tidsramme: Day 0 pre-dose and Day 112
|
Day 0 pre-dose and Day 112
|
|
Change in meal-stimulated GLP-1 and GIP
Tidsramme: Day 0 pre-dose and Day 112
|
Day 0 pre-dose and Day 112
|
|
Change in lipids profile
Tidsramme: Day 0 pre-dose and Day 112
|
Day 0 pre-dose and Day 112
|
|
Measurement of serum concentrations of XOMA 052
Tidsramme: Day 0 pre-dose, Day 28, Day 56, Day 84, Day 112, Day 182, and Day 364
|
Day 0 pre-dose, Day 28, Day 56, Day 84, Day 112, Day 182, and Day 364
|
Samarbejdspartnere og efterforskere
Sponsor
Sponsor
Samarbejdspartnere
Samarbejdspartnere
Efterforskere
Efterforskere
- Ledende efterforsker: Marc Donath, MD, Universitaetsspital Zuerich
Datoer for undersøgelser
Studer store datoer
Studiestart
Studiestart
Primær færdiggørelse (Faktiske)
Primær færdiggørelse
Studieafslutning (Faktiske)
Studieafslutning
Datoer for studieregistrering
Først indsendt
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først indsendt, der opfyldte QC-kriterier
Først opslået (Skøn)
Først opslået
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Skøn)
Sidste opdatering sendt
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
Andre undersøgelses-id-numre
- X052076
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