- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT03259256
Islet Allotransplantation for Type 1 Diabetic Patients
Studieoversigt
Status
Betingelser
Intervention / Behandling
Undersøgelsestype
Tilmelding (Forventet)
Fase
- Fase 3
Kontakter og lokationer
Studiesteder
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Guangdong
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Guangzhou, Guangdong, Kina, 510260
- Rekruttering
- The second Affiliated Hospital of Guangzhou Medical University
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Kontakt:
- ping Xue, PhD
- Telefonnummer: +86-020-34153080
- E-mail: gyeygdwk@qq.com
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Deltagelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Beskrivelse
Inclusion Criteria:
Clinical diagnosis of type 1 diabetes 18 <Age <70 years Evolution of diabetes for more than 5 years Regular patient follow-up (> or equal to 2 visits per year from the same diabetologist) ABO compatibility with the donor Cross match negative Anti-HLA antibodies (class I and / or class II) detected by lymphocytotoxicity <20% Accepting patients effective contraception during the study period
Exclusion Criteria:
Clinical diagnosis of type 2 diabetes BMI > 28 Need insulin < 28 U per day Pregnancy, lactation Psychiatric Disorders Inability to communicate or cooperate with the investigator Lack of therapeutic compliance, including HbA1C > 12% Chronic liver disease Proliferative retinopathy unstabilized History of cancer, whatever the date, except for basal or squamous cell skin cancers over 1 year.
Systemic infection Chronic high risk of requiring corticosteroids Need for long-term corticosteroid, outside that specified in renal transplantation, the patients will be weaned before transplantation Anticoagulant vitamin K or antiplatelet treatments Platelets < 100 giga/L and/or neutrophils <1.5 giga/L Chronic intoxication by alcohol, tobacco, or other substance (abstinence > 6 months required) Active infection by hepatitis B, hepatitis C and HIV, HTLV-1-HTLV2 Ascites
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Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: N/A
- Interventionel model: Enkelt gruppeopgave
- Maskning: Ingen (Åben etiket)
Våben og indgreb
Deltagergruppe / Arm |
Intervention / Behandling |
|---|---|
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Eksperimentel: Allogeneic transplantation of human islet
Each subject may receive 1-3 transplantations of allogeneic human islets we will inject the least dose of 3,000 IEQ/kg body weight of the recipient.
Tacrolimus 1 mg p.o. bid adjusted to reach target trough levels of 3-6 ng/ml.
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Allogeneic transplantation of intrahepatic islet is one of the effective methods for diabetic therapy
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Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
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Obtaining an improvement in glycemic control
Tidsramme: nine months after first and last islet transplants
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The proportion of subjects with an HbA1c ≤ 6.5% and free of severe hypoglycemic events
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nine months after first and last islet transplants
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normal glycemic control without insulin
Tidsramme: 3 months after graf
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A fasting glucose (> 8 hours) less than 1.25 g/L and a 2 hours glucose after oral intake of 75g of glucose, less than 2 g/L in a patient without insulin for at least 15 consecutive days during the the first 6 months
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3 months after graf
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Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
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insulin independence
Tidsramme: One year after the last transplant
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insulin independence
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One year after the last transplant
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Hypoglycemic episodes by HYPO score
Tidsramme: 3 months after transplantation
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Hypoglycemic episodes by HYPO score
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3 months after transplantation
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degenerative complications of diabetes
Tidsramme: 18 months after transplantation
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degenerative complications of diabetes
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18 months after transplantation
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Samarbejdspartnere og efterforskere
Efterforskere
- Ledende efterforsker: ping Xue, PhD, Second Affiliated Hospital of Guangzhou Medical University
Datoer for undersøgelser
Studer store datoer
Studiestart (Faktiske)
Primær færdiggørelse (Forventet)
Studieafslutning (Forventet)
Datoer for studieregistrering
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først opslået (Faktiske)
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Andre undersøgelses-id-numre
- Y-03
Plan for individuelle deltagerdata (IPD)
Planlægger du at dele individuelle deltagerdata (IPD)?
Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter
Studerer et amerikansk FDA-reguleret lægemiddelprodukt
Studerer et amerikansk FDA-reguleret enhedsprodukt
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