NCT01225471

Brief Summary

The purpose of this study is to evaluate the safety and clinical efficacy of novel peptide vaccination for advanced prostate cancer

Trial Health

43
At Risk

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
30

participants targeted

Target at P50-P75 for phase_1 prostate-cancer

Timeline
Completed

Started Jun 2009

Geographic Reach
1 country

1 active site

Status
unknown

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

June 1, 2009

Completed
1.4 years until next milestone

First Submitted

Initial submission to the registry

October 20, 2010

Completed
1 day until next milestone

First Posted

Study publicly available on registry

October 21, 2010

Completed
6 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

May 1, 2011

Completed
1 year until next milestone

Study Completion

Last participant's last visit for all outcomes

May 1, 2012

Completed
Last Updated

June 23, 2011

Status Verified

June 1, 2009

Enrollment Period

1.9 years

First QC Date

October 20, 2010

Last Update Submit

June 22, 2011

Conditions

Keywords

novel epitope peptideCTLadvanced prostate cancer

Outcome Measures

Primary Outcomes (1)

  • feasibility (toxicities as assessed by NCI-CTCAE version 3)

    2 years

Secondary Outcomes (6)

  • objective response rate as assessed by RECIST criteria

    2 years

  • measurement of PSA

    2 years

  • CTL response

    2 years

  • CD 8 population

    2 years

  • change in level of regulatory T cells

    2 years

  • +1 more secondary outcomes

Interventions

CDCA1BIOLOGICAL

CDCA1-A24-56 will be administered by subcutaneously injection once every week for 3 months thereafter once two weeks. This peptide conjugated with Montanide ISA 51 as an adjuvant.

Eligibility Criteria

Age20 Years - 85 Years
Sexmale
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • DISEASE CHARACTERISTICS advanced prostate cancer which already showed resistance to standard treatments
  • PATIENTS CHARACTERISTICS
  • Patients who showed resistance to hormonal therapy and chemotherapy
  • Histological diagnosis is adenocarcinoma
  • HLA-A\*2402
  • ECOG performance status of 0 to 2
  • Age ≥ 20 years, ≤85 years
  • WBC≥ 2,000/mm³, ≤12000/mm³ hemoglobin≥ 8.0g/dl Platelet count ≥ 70000/mm³ AST, ALT ≤100 IU/l Total bilirubin ≤ 1.5 mg/dl Creatinine ≤ 1.0 mg/dl PaO2≥ 70mmHg
  • life expectancy ≥ 2months
  • Able and willing to give valid written informed consent

You may not qualify if:

  • Pregnancy (women of childbearing potential: Refusal or inability to use effective means of contraception)
  • Breastfeeding
  • Patients willing to childbearing ( Refusal or inability to use effective means of contraception)
  • Serious infections requiring antibiotics
  • Concomitant treatment with steroids or immunosuppressing agent
  • Other malignancy difficult to control.
  • Decision of unsuitableness by principal investigator or physician-in-charge

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Iwate Medical University School of Medicine

Morioka, Iwate, 020-8505, Japan

Location

Related Publications (1)

  • Obara W, Sato F, Takeda K, Kato R, Kato Y, Kanehira M, Takata R, Mimata H, Sugai T, Nakamura Y, Fujioka T. Phase I clinical trial of cell division associated 1 (CDCA1) peptide vaccination for castration resistant prostate cancer. Cancer Sci. 2017 Jul;108(7):1452-1457. doi: 10.1111/cas.13278. Epub 2017 Jun 23.

MeSH Terms

Conditions

Prostatic Neoplasms

Condition Hierarchy (Ancestors)

Genital Neoplasms, MaleUrogenital NeoplasmsNeoplasms by SiteNeoplasmsGenital Diseases, MaleGenital DiseasesUrogenital DiseasesProstatic DiseasesMale Urogenital Diseases

Study Officials

  • Tomoaki Fujioka, MD, PhD

    Department of Urology, Iwate Medical University

    STUDY CHAIR

Study Design

Study Type
interventional
Phase
phase 1
Allocation
NA
Masking
NONE
Purpose
TREATMENT
Intervention Model
SINGLE GROUP
Sponsor Type
OTHER

Study Record Dates

First Submitted

October 20, 2010

First Posted

October 21, 2010

Study Start

June 1, 2009

Primary Completion

May 1, 2011

Study Completion

May 1, 2012

Last Updated

June 23, 2011

Record last verified: 2009-06

Locations