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Prostate CancerPhase 1NCT02390063

Vaccination in Prostate Cancer (VANCE)

A Phase 1 study testing ChAdOx1.5T4, MVA.5T4 and Cyclophosphamide in people with Prostate Cancer, run by University of Oxford at 2 sites in United Kingdom.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This is a clinical trial of a new treatment for prostate cancer that is a type of vaccine that could be a new way to treat cancer. A vaccine that could alert the immune system to the presence of cancer cells in the body may enable the immune system to target and kill those cells effectively. Read more about this study

Who is it for?
Ages 18 years and older, men only
Conditions the study is for
Prostate Cancer
What is being tested?
ChAdOx1.5T4, MVA.5T4 and Cyclophosphamide
Type of treatment
Vaccines
Could I receive a placebo?
No, everyone receives an active treatment
How many people
40 participants
Where
2 sitesUnited Kingdom
Study dates
Jun 2015to 15 May 2019
Phase
Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • Men only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Males aged 18 years and older
  • Histologically confirmed prostate cancer diagnosed on biopsy within 6 months
  • Clinically localised, low or intermediate risk prostate cancer, i.e.:
  • Gleason score ≤ 7
  • Local tumour stage ≤T2c
  • No evidence of metastases (Nx/N0 and Mx/M0)
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  • PSA ≤ 20 ng/ml
  • Scheduled for and considered fit for radical prostatectomy
  • Absence of any indication to perform urgent surgery that would not allow administration of the vaccine during the 12 week period prior to radical prostatectomy
  • No invasive treatment for prostatic disease within the last 2 years
  • Subject is free of clinically apparent/active autoimmune disease (no prior confirmed diagnosis or treatment for autoimmune disease including Systemic Lupus Erythematosis, Grave's Disease, Hashimoto's Thyroiditis, Multiple Sclerosis, and Insulin Dependent Diabetes Mellitus). Note subjects with Non-Insulin Dependent Diabetes Mellitus can be included.
  • Subject has adequate bone marrow function as defined by an Absolute Lymphocyte Count (ALC) ≥ 500/µL, Absolute Neutrophil Count (ANC) >1200/µL, Platelet Count >100,000/µL.
  • Subject must practice a reliable form of contraception (barrier or vasectomy) while they are being treated with vaccines and another effective method of birth control must also be used by their partner
  • Males aged 18 and older
  • Histologically confirmed prostate cancer diagnosed on biopsy within 6 months
  • Clinically localised, low or intermediate risk prostate cancer, i.e.:
  • Gleason score ≤ 7
  • Local tumour stage ≤T2c
  • No evidence of metastases (Nx/N0 and Mx/M0)
  • PSA ≤ 20 ng/ml
  • Stable disease on Active Surveillance for a minimum of 12 months previously
  • Suitable to remain on Active Surveillance at time of last clinical assessment
  • No invasive treatment for prostatic disease within the last 2 years
  • Subject is free of clinically apparent/active autoimmune disease (no prior confirmed diagnosis or treatment for autoimmune disease including Systemic Lupus Erythematosis, Grave's Disease, Hashimoto's Thyroiditis, Multiple Sclerosis, and Insulin Dependent Diabetes Mellitus). Note subjects with Non-Insulin Dependent Diabetes Mellitus can be included.
  • Subject has adequate bone marrow function as defined by an Absolute Lymphocyte Count (ALC) ≥ 500/µL, Absolute Neutrophil Count (ANC) >1200/µL, Platelet Count >100,000/µL.
  • Subject must practice a reliable form of contraception (barrier or vasectomy) while they are being treated with vaccines and another effective method of birth control must also be used by their partner

Who cannot join

  • Diagnosis of any cancer other than prostate cancer within the last 5 years (except basal cell carcinoma)
  • Any suspicion of metastatic cancer
  • Any Gleason grade 5 component in the prostatic biopsies
  • Participation in another research study involving an investigational product in the 30 days preceding enrolment, or planned use during the study period
  • Administration of immunoglobulins and/or any blood products within the three months preceding the planned administration of the vaccine candidate
  • Seropositive for hepatitis B surface antigen (HBsAg), hepatitis C virus (HCV) or HIV
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  • Any confirmed or suspected immunosuppressive or immunodeficient state, asplenia, recurrent, severe infections and chronic (more than 14 days) immunosuppressant medication within the past 6 months (inhaled/topical steroids are allowed)
  • Platelet count >400,000/μL; Monocytes >80,000/μL; Hemoglobin <11g/dL
  • Known allergy to neomycin
  • History of allergic response to previous vaccinia vaccinations
  • History of allergic disease or reactions likely to be exacerbated by any component of the vaccine, e.g. egg products
  • History of hypersensitivity and haemorrhagic cystitis
  • Any history of anaphylaxis
  • Suspected or known current injecting drug or alcohol abuse (as defined by an alcohol intake of greater than 42 units per week)
  • History of a serious psychiatric condition or other circumstance s that may be associated with not understanding or complying with the study protocol

Trial locations and contacts

2 sites in 1 country.

United Kingdom2 sites
  • University of Oxford

    Oxford, OX3 7DQ

  • Royal Hallamshire Hospital

    Sheffield, S10 2IF

Other trials in United Kingdom

About this study

Official title: A Randomized Phase I Study to Determine the Safety and Immunogenicity of ChAd-MVA Vaccination Compared to MVA Alone With and Without Low Dose Cyclophosphamide in Low and Intermediate Risk Localised Prostate Cancer

This is a clinical trial of a new treatment for prostate cancer that is a type of vaccine that could be a new way to treat cancer. A vaccine that could alert the immune system to the presence of cancer cells in the body may enable the immune system to target and kill those cells effectively. This vaccine is intended to work by making the immune system kill cells that have a special protein (called 5T4) that is present on the surface of cancer cells. The vaccine is made up of two recombinant viruses ("ChAdOx1" and "MVA") that have been designed to produce the 5T4 protein and have been modified so that they are weakened and cannot reproduce themselves within the body like normal viruses. Once injected into the body, these viruses make the 5T4 protein and help the body's immune system to learn to target this protein and destroy cancer cells.

This is a first-in-human study to evaluate the safety and immunogenicity of ChAdOx1.5T4-MVA.5T4 vaccination regime. It is evaluated in neo-adjuvant setting in low and intermediate risk localised prostate cancer patients who have either decided to have their prostate removed or are stable on active surveillance.

Conditions
Prostate Cancer
Being tested
ChAdOx1.5T4, MVA.5T4, Cyclophosphamide
Medical subject headings
Prostatic Neoplasms

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • ChAdOx1.5T4Biological

    A recombinant simian adenovirus encoding human tumour-associated antigen 5T4

  • MVA.5T4Biological

    A recombinant replication deficient Modified Vaccinia Ankara virus encoding human tumour-associated antigen 5T4

  • CyclophosphamideDrug

    Also called CTX, CY, Cytoxan

    Metronomic cyclophosphamide (50mg bd)

Study groups in NCT02390063
Study groupRoleWhat they receive
CHAMVA standard regimeExperimentalChAdOx1.5T4 prime followed by two boost of MVA.5T4 vaccine at 4 week intervals until radical prostatectomy
Receives: Biological: ChAdOx1.5T4; Biological: MVA.5T4
CHAMVA+CTX standard regimeExperimentalOne week of low dose cyclophosphamide pre-conditioning before each vaccination. ChAdOx1.5T4 prime followed by two boost of MVA.5T4 at 4 week intervals until radical prostatectomy.
Receives: Biological: ChAdOx1.5T4; Biological: MVA.5T4; Drug: Cyclophosphamide
MVA standard regimeActive comparatorThree MVA.5T4 vaccinations at 4 week intervals until radical prostatectomy
Receives: Biological: MVA.5T4
MVA+CTX standard regimeActive comparatorOne week of low dose cyclophosphamide pre-conditioning before each vaccination.Three MVA.5T4 vaccinations at 4 week intervals until radical prostatectomy
Receives: Biological: MVA.5T4; Drug: Cyclophosphamide
CHAMVA accelerated regimeExperimentalChAdOx1.5T4 prime followed by one boost of MVA.5T4 one week later until radical prostatectomy.
Receives: Biological: ChAdOx1.5T4; Biological: MVA.5T4
CHAMVA+CTX accelerated regimeExperimentalOne week of low dose cyclophosphamide pre-conditioning before each vaccination. ChAdOx1.5T4 prime followed by one boost of MVA.5T4 one week later until radical prostatectomy.
Receives: Biological: ChAdOx1.5T4; Biological: MVA.5T4; Drug: Cyclophosphamide
CHAMVA accelerated regime ASExperimentalChAdOx1.5T4 prime followed by one boost of MVA.5T4 one week later. Patients continue on active surveillance.
Receives: Biological: ChAdOx1.5T4; Biological: MVA.5T4
CHAMVA+CTX accelerated regime ASExperimentalOne week of low dose cyclophosphamide pre-conditioning before each vaccination. ChAdOx1.5T4 prime followed by one boost of MVA.5T4 one week later. Patients continue on active surveillance.
Receives: Biological: ChAdOx1.5T4; Biological: MVA.5T4; Drug: Cyclophosphamide

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Vaccine safety and immunogenicity

    Development or increase in anti-5T4 cellular and humoral responses in patients treated with CHAMVA or CHAMVA + CTX

    Measured: Up to 52 weeks

Secondary outcomes (5)
  1. Cellular and humoral immune response with CHAMVA

    Development or increase in anti-5T4 cellular and humoral responses in patients treated with the CHAMVA vaccination regimes

    Measured: Up to 52 weeks

  2. Cellular and humoral immune response with MVA

    Development or increase in anti-5T4 cellular and humoral response in patients treated with the MVA vaccination regimes.

    Measured: Up to 52 weeks

  3. PSA level change secondary to vaccination

    PSA level decrease in patients treated with CHAMVA or MVA vaccination at week 4,8 or 12.

    Measured: Participants will be followed for the duration of the study, up to 52 weeks

  4. MRI or Gleason score change secondary to vaccination

    Reduction of tumour burden or Gleason score at weeks 4, 8 or 12.

    Measured: Participants will be followed for the duration of the study, up to 52 weeks

  5. Regulatory T-cell response

    Change in the frequency of regulatory T-cells measured in blood or tumour samples from patients treated with metronomic cyclophosphamide compared to patients not receiving cyclophosphamide

    Measured: Participants will be followed for the duration of the study, up to 52 weeks

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted17 Mar 2015 (estimated)
  2. Study startJun 2015
  3. Primary completion15 May 2018
  4. Study completion15 May 2019

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Factorial
Masking
None (open label)
Enrolment
40 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02390063
Sponsor's protocol ID
VANCE01
Status last verified
May 2018
First submitted
10 Mar 2015
Last updated
10 Feb 2020
Results posted
No
Data monitoring committee
Yes

Publications

  • Cappuccini F, Bryant R, Pollock E, Carter L, Verrill C, Hollidge J, Poulton I, Baker M, Mitton C, Baines A, Meier A, Schmidt G, Harrop R, Protheroe A, MacPherson R, Kennish S, Morgan S, Vigano S, Romero PJ, Evans T, Catto J, Hamdy F, Hill AVS, Redchenko I. Safety and immunogenicity of novel 5T4 viral vectored vaccination regimens in early stage prostate cancer: a phase I clinical trial. J Immunother Cancer. 2020 Jun;8(1):e000928. doi: 10.1136/jitc-2020-000928.

    PubMed 32591433

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing ChAdOx1.5T4, MVA.5T4 and Cyclophosphamide in people with Prostate Cancer, run by University of Oxford at 2 sites in United Kingdom.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 26 inclusion and 15 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 10 Feb 2020. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in United Kingdom. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Vaccine safety and immunogenicity (time frame: Up to 52 weeks). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02390063, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 10 Feb 2020.

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