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Evaluation of Lymphocytic Infiltrate, Dendritic Cells and Cytokines Expression in Psoriatic Lesion and Normal Skin Before and After TNF Alfa Inhibitors Therapy (ELIDACE)

8. november 2010 opdateret af: University of Padova

Evaluation of Lymphocytic Infiltrate, Dendritic Cells and Cytokines Expression in Psoriatic Lesion and Normal Skin Before and After Adalimumab Therapy

The efficacy of TNF alfa inhibitors in the treatment of psoriasis has been documented in many studies.

Their effect on dendritic cells has been scarcely studied. TNF- α has a central role in dendritic cell biology, both for their maturity and mobilization of peripheral tissues to secondary lymphoid organs.

The primary objectives of this study are:

  • To document absolute number, density of immune infiltrate and dendritic cells and inflammatory cytokines expression pattern (particularly IFN α and IL-32) in psoriasic lesions vs normal skin of the same patient
  • To describe changes in such cell numbers and expression patterns upon 16 weeks treatment with TNF alfa inhibitors.

Studieoversigt

Undersøgelsestype

Interventionel

Tilmelding (Forventet)

20

Fase

  • Fase 4

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiesteder

      • Padova, Italien, 35122
        • Stefano Piaserico

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

18 år til 70 år (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ingen

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

  • Male and female subjects > 18 years of age, affected by moderate to severe psoriasis
  • Subject has had clinical diagnosis of psoriasis for at least 12 months, stable plaque psoriasis for at least 2 months before screening (subjects with concurrent psoriatic arthritis may be enrolled).
  • Subject is naıve to TNF-antagonist therapy and efalizumab.
  • Subjects are considered eligible according to the following tuberculosis screening criteria:

    1. Have no history of latent or active TB prior to screening;
    2. Have no signs or symptoms suggestive of active TB upon medical history and/or physical examination;
    3. Within 1 month prior to the first administration of study medication, have negative diagnostic tuberculin skin test.
  • Normal chest X-ray within 3 months prior to screening with no evidence of malignancy, infection, current or old TB.
  • Subjects' screening and baseline clinical data must be within the normal limit, including the results of medical history, physical examination and laboratory evaluation (complete blood count, serum values for liver enzymes, bilirubin, glucose, albumin, creatinine and urine analysis).
  • Willing and able to comply with the protocol requirements for the duration of the study.
  • Women of childbearing potential must be using adequate birth control measure throughout the study and for 150 days (5 months) after study completion.

Exclusion Criteria:

  • Pregnant or breast-feeding women, or women who are planning pregnancy.
  • Patients not suitable for TNF alfa inhibitors therapy

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Grundvidenskab
  • Tildeling: N/A
  • Interventionel model: Enkelt gruppeopgave
  • Maskning: Ingen (Åben etiket)

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Aktiv komparator: TNF alfa inhibitors
Male and female adult patients with a diagnosis of moderate to severe psoriasis (when PASI score is > 10 and BSA is > 10%). The overall study enrolment plan is 20 patients. Patients will be screened before the beginning of clinical trial by blood sample in order to exclude major contraindications to use of anti TNF α drugs.

Adalimumab at a dose of 80 mg at week 0 (Baseline) and successively 40 mg every other week starting from week1 and up to week 15. Adalimumab will be administered as subcutaneous injection.

Etanercept at a dose of 50 mg every week, as subcutaneous injection. Infliximab at a dose of 5 mg/kg at week 0 (Baseline), then at week 2 and every 8 weeks.

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
changes in absolute numbers, density of immunocompetent cells and inflammatory cytokines expression pattern in psoriasic lesions vs normal skin of the same patient, pre and post-TNF alfa inhibitors treatment.
Tidsramme: 12 months
  • To document absolute number, density of immune infiltrate and dendritic cells and inflammatory cytokines expression pattern (particularly IFN α and IL-32) in psoriasic lesions vs normal skin of the same patient
  • To describe changes in such cell numbers and expression patterns upon 16 weeks treatment with biologics.
12 months

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Efterforskere

  • Studiestol: ANDREA PESERICO, PROF, University of Padova

Publikationer og nyttige links

Den person, der er ansvarlig for at indtaste oplysninger om undersøgelsen, leverer frivilligt disse publikationer. Disse kan handle om alt relateret til undersøgelsen.

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart

1. november 2010

Primær færdiggørelse (Faktiske)

1. november 2010

Datoer for studieregistrering

Først indsendt

8. november 2010

Først indsendt, der opfyldte QC-kriterier

8. november 2010

Først opslået (Skøn)

9. november 2010

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Skøn)

9. november 2010

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

8. november 2010

Sidst verificeret

1. november 2010

Mere information

Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .

Kliniske forsøg med Moderate to Severe Psoriasis.

Kliniske forsøg med Adalimumab, etanercept, infliximab

Abonner