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Phase I Trial to Assess the Safety, Tolerability and Immunogenicity of a Ebola Virus Vaccine (rVSVΔG-ZEBOV-GP)

Primary Purpose

Hemorrhagic Fever, Ebola

Status
Completed
Phase
Phase 1
Locations
Germany
Study Type
Interventional
Intervention
rVSVΔ-ZEBOV-GP
Sponsored by
Universitätsklinikum Hamburg-Eppendorf
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Hemorrhagic Fever, Ebola focused on measuring Ebola virus, vaccination, phase I, healthy volunteers

Eligibility Criteria

18 Years - 55 Years (Adult)All SexesAccepts Healthy Volunteers

Inclusion Criteria:

  • Ability to understand the subject information and to personally sign the informed consent
  • Provided written informed consent.
  • Healthy females and males aged 18 - 55 years .
  • No clinically significant health problems
  • Body mass index 18.5 - 30.0 kg/m2 and weight >50 kg at screening.
  • Females of childbearing potential who agree to comply with the applicable contraceptive requirements of the protocol or females who are permanently sterilized.
  • Males who agree to comply with the applicable contraceptive requirements of the protocol
  • Subjects must be willing to minimize blood and body fluid exposure of others for 7 days after vaccination
  • Be willing to refrain from blood donation during the course of the study.
  • The subject is co-operative and available for the entire study.

Exclusion Criteria:

  • Prior receipt of an Ebolavirus or Marburgvirus vaccine or VSV-vectored vaccine.
  • Receipt of any vaccine in the 2 weeks prior to the trial vaccination (4 weeks for live vaccines) or planned receipt of any vaccine in the 3 weeks following the trial vaccination.
  • Known allergy to the components of the BPSC1001 vaccine product or history of life-threatening reactions to vaccine containing the same substances.
  • Participation in a clinical trial or use of an investigational product within 30 days or five times the half-life of the investigational drug -prior to receiving the first dose within this study
  • Evidence in the subject's medical history or in the medical examination that might influence either the safety of the subject or the absorption, distribution, metabolism or excretion of the investigational product under investigation.
  • Any positive result for HIV1/2, HCV antibody or HBs antigen testing.
  • Pregnant or lactating females, or females who intend to become pregnant during the study period.
  • Any confirmed or suspected immunosuppressive or immunodeficient condition, cytotoxic therapy in the previous 5 years, and/or diabetes
  • Subjects with inflammatory, infectious and neuroinflammatory underlying disease which could cause an expected impairment of the blood brain barrier such as meningitis, multiple sclerosis, epilepsy, or Alzheimer's.
  • Any household contact who is immunodeficient, HIV positive or pregnant
  • Working with livestock
  • Any chronic or active neurologic disorder, including migraines, seizures, and epilepsy, exclud-ing a single febrile seizure as a child
  • Known history of Guillain-Barré Syndrome
  • Active malignancy or history of metastatic or hematologic malignancy
  • Suspected or known alcohol and/or illicit drug abuse within the past 5 years
  • Moderate or severe illness and/or fever >38°C within 1 week prior to vaccination
  • Administration of immunoglobulins and/or any blood products within the 120 days preceding study entry or planned administration during the study period
  • History of blood donation within 60 days of enrollment or plans to donate within the study period
  • Receipt of chronic immune suppressants or other immune-modifying drugs within 6 months of study inclusion
  • Subjects with skin lesions close to the injection site or active oral lesions will be excluded.
  • Thrombocytopenia, contraindicating intramuscular vaccination based on investigator's judgment
  • Subjects with a significant infection or known inflammation.
  • History of relevant cardiovascular disorders or evidence of hyper- or hypotension
  • Subjects who are known or suspected not to comply with the study directives.
  • Any other significant finding that in the opinion of the investigator would increase the risk of the individual having an adverse outcome from participating in this study

Sites / Locations

  • CTC North GmbH & Co. KG

Arms of the Study

Arm 1

Arm Type

Experimental

Arm Label

rVSVΔ-ZEBOV-GP (BPSC1001)

Arm Description

Subjects will be allocated to three cohorts of 10 subjects each receiving one single vaccine injection administered as an i.m. injection.

Outcomes

Primary Outcome Measures

The number of adverse events associated with the rVSVΔ-ZEBOV-GP (BPSC1001) vaccine will be collected and measured

Secondary Outcome Measures

ZEBOV-GP-specific antibody responses
Humoral immunity: Magnitude of ZEBOV-GP-specific antibody responses as assayed by ELISA in a centralized laboratory.
To evaluate vaccine viremia and excretion
Vaccine viremia and viral shedding: concentration of rVSV in peripheral blood, urine and saliva as detected by qRT-PCR

Full Information

First Posted
October 31, 2014
Last Updated
May 24, 2017
Sponsor
Universitätsklinikum Hamburg-Eppendorf
Collaborators
German Center for Infection Research, Philipps University Marburg Medical Center, World Health Organization, Clinical Trial Center North, University Hospital, Geneva, Albert Schweitzer Hospital, Institute of Tropical Medicine, University of Tuebingen, Wellcome Trust, KEMRI-Wellcome Trust Collaborative Research Program
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1. Study Identification

Unique Protocol Identification Number
NCT02283099
Brief Title
Phase I Trial to Assess the Safety, Tolerability and Immunogenicity of a Ebola Virus Vaccine (rVSVΔG-ZEBOV-GP)
Official Title
An Open Label, Single Center, Dose Escalation Phase I Trial to Assess the Safety, Tolerability and Immunogenicity of a Single Ascending Dose of the Ebola Virus Vaccine rVSVΔG-ZEBOV-GP (BPSC1001)
Study Type
Interventional

2. Study Status

Record Verification Date
May 2017
Overall Recruitment Status
Completed
Study Start Date
November 2014 (undefined)
Primary Completion Date
November 2015 (Actual)
Study Completion Date
November 2015 (Actual)

3. Sponsor/Collaborators

Responsible Party, by Official Title
Sponsor
Name of the Sponsor
Universitätsklinikum Hamburg-Eppendorf
Collaborators
German Center for Infection Research, Philipps University Marburg Medical Center, World Health Organization, Clinical Trial Center North, University Hospital, Geneva, Albert Schweitzer Hospital, Institute of Tropical Medicine, University of Tuebingen, Wellcome Trust, KEMRI-Wellcome Trust Collaborative Research Program

4. Oversight

Data Monitoring Committee
Yes

5. Study Description

Brief Summary
The study is designed to establish safety, tolerability and immunogenicity of rVSVΔG-ZEBOV-GP (BPSC1001), an Ebola Virus Vaccine candidate (recombinant vesicular stomatitis virus (VSV) expressing the envelope glycoprotein of Ebola Virus Zaire), investigated at three different dose levels in 30 healthy adults in Germany. This study is part of the WHO led VEBCON consortium that is aiming to generate harmonized data for the rVSVΔG-ZEBOV-GP (BPSC1001) vaccine candidate to allow optimized rapid decisions on dose and safety.
Detailed Description
This study is being conducted to assess safety and immunogenicity of an experimental ebola vaccine. An outbreak due to the Ebola Zaire (ZEBOV) strain of unprecedented magnitude and scope and with a high mortality continues to spread across West Africa. No vaccine is currently licensed. The specific opportunity at hand with rVSVΔG-ZEBOV-GP (BPSC1001) is to achieve long-lasting protective immunity to ZEBOV on a time scale of weeks in humans upon a single-shot vaccination, offering a discrete benefit over prime-boost vaccination protocols. The current outbreak represents a global health emergency and the need for access to therapeutic intervention and vaccines is paramount. The vaccine investigated in this study might provide a critical tool to suppress future out-breaks of EVD in areas at risk. This study is 1 of 4 clinical trials currently conducted as part of the WHO-led VEBCON consortium, aiming to generate harmonized data for the rVSVΔG-ZEBOV-GP (BPSC1001) vaccine candidate to allow optimized rapid decisions on dose and safety.

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Hemorrhagic Fever, Ebola
Keywords
Ebola virus, vaccination, phase I, healthy volunteers

7. Study Design

Primary Purpose
Treatment
Study Phase
Phase 1
Interventional Study Model
Single Group Assignment
Masking
None (Open Label)
Allocation
N/A
Enrollment
30 (Actual)

8. Arms, Groups, and Interventions

Arm Title
rVSVΔ-ZEBOV-GP (BPSC1001)
Arm Type
Experimental
Arm Description
Subjects will be allocated to three cohorts of 10 subjects each receiving one single vaccine injection administered as an i.m. injection.
Intervention Type
Biological
Intervention Name(s)
rVSVΔ-ZEBOV-GP
Other Intervention Name(s)
BPSC1001
Intervention Description
single dose of rVSVΔ-ZEBOV-GP (3x10^6 pfu, 2x10^7 pfu or 3x10^5)
Primary Outcome Measure Information:
Title
The number of adverse events associated with the rVSVΔ-ZEBOV-GP (BPSC1001) vaccine will be collected and measured
Time Frame
Vaccination (day 0) to day 180
Secondary Outcome Measure Information:
Title
ZEBOV-GP-specific antibody responses
Description
Humoral immunity: Magnitude of ZEBOV-GP-specific antibody responses as assayed by ELISA in a centralized laboratory.
Time Frame
Vaccination (day 0) to day 180
Title
To evaluate vaccine viremia and excretion
Description
Vaccine viremia and viral shedding: concentration of rVSV in peripheral blood, urine and saliva as detected by qRT-PCR
Time Frame
Vaccination (day 0) to day 28

10. Eligibility

Sex
All
Minimum Age & Unit of Time
18 Years
Maximum Age & Unit of Time
55 Years
Accepts Healthy Volunteers
Accepts Healthy Volunteers
Eligibility Criteria
Inclusion Criteria: Ability to understand the subject information and to personally sign the informed consent Provided written informed consent. Healthy females and males aged 18 - 55 years . No clinically significant health problems Body mass index 18.5 - 30.0 kg/m2 and weight >50 kg at screening. Females of childbearing potential who agree to comply with the applicable contraceptive requirements of the protocol or females who are permanently sterilized. Males who agree to comply with the applicable contraceptive requirements of the protocol Subjects must be willing to minimize blood and body fluid exposure of others for 7 days after vaccination Be willing to refrain from blood donation during the course of the study. The subject is co-operative and available for the entire study. Exclusion Criteria: Prior receipt of an Ebolavirus or Marburgvirus vaccine or VSV-vectored vaccine. Receipt of any vaccine in the 2 weeks prior to the trial vaccination (4 weeks for live vaccines) or planned receipt of any vaccine in the 3 weeks following the trial vaccination. Known allergy to the components of the BPSC1001 vaccine product or history of life-threatening reactions to vaccine containing the same substances. Participation in a clinical trial or use of an investigational product within 30 days or five times the half-life of the investigational drug -prior to receiving the first dose within this study Evidence in the subject's medical history or in the medical examination that might influence either the safety of the subject or the absorption, distribution, metabolism or excretion of the investigational product under investigation. Any positive result for HIV1/2, HCV antibody or HBs antigen testing. Pregnant or lactating females, or females who intend to become pregnant during the study period. Any confirmed or suspected immunosuppressive or immunodeficient condition, cytotoxic therapy in the previous 5 years, and/or diabetes Subjects with inflammatory, infectious and neuroinflammatory underlying disease which could cause an expected impairment of the blood brain barrier such as meningitis, multiple sclerosis, epilepsy, or Alzheimer's. Any household contact who is immunodeficient, HIV positive or pregnant Working with livestock Any chronic or active neurologic disorder, including migraines, seizures, and epilepsy, exclud-ing a single febrile seizure as a child Known history of Guillain-Barré Syndrome Active malignancy or history of metastatic or hematologic malignancy Suspected or known alcohol and/or illicit drug abuse within the past 5 years Moderate or severe illness and/or fever >38°C within 1 week prior to vaccination Administration of immunoglobulins and/or any blood products within the 120 days preceding study entry or planned administration during the study period History of blood donation within 60 days of enrollment or plans to donate within the study period Receipt of chronic immune suppressants or other immune-modifying drugs within 6 months of study inclusion Subjects with skin lesions close to the injection site or active oral lesions will be excluded. Thrombocytopenia, contraindicating intramuscular vaccination based on investigator's judgment Subjects with a significant infection or known inflammation. History of relevant cardiovascular disorders or evidence of hyper- or hypotension Subjects who are known or suspected not to comply with the study directives. Any other significant finding that in the opinion of the investigator would increase the risk of the individual having an adverse outcome from participating in this study
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
Marylyn M. Addo, MD
Organizational Affiliation
Universitätsklinikum Hamburg-Eppendorf
Official's Role
Study Director
Facility Information:
Facility Name
CTC North GmbH & Co. KG
City
Hamburg
ZIP/Postal Code
20246
Country
Germany

12. IPD Sharing Statement

Plan to Share IPD
No
Citations:
PubMed Identifier
30452666
Citation
Poetsch JH, Dahlke C, Zinser ME, Kasonta R, Lunemann S, Rechtien A, Ly ML, Stubbe HC, Krahling V, Biedenkopf N, Eickmann M, Fehling SK, Olearo F, Strecker T, Sharma P, Lang KS, Lohse AW, Schmiedel S, Becker S; VSV-Ebola Consortium (VEBCON); Addo MM. Detectable Vesicular Stomatitis Virus (VSV)-Specific Humoral and Cellular Immune Responses Following VSV-Ebola Virus Vaccination in Humans. J Infect Dis. 2019 Jan 29;219(4):556-561. doi: 10.1093/infdis/jiy565.
Results Reference
derived
PubMed Identifier
28647166
Citation
Coller BG, Blue J, Das R, Dubey S, Finelli L, Gupta S, Helmond F, Grant-Klein RJ, Liu K, Simon J, Troth S, VanRheenen S, Waterbury J, Wivel A, Wolf J, Heppner DG, Kemp T, Nichols R, Monath TP. Clinical development of a recombinant Ebola vaccine in the midst of an unprecedented epidemic. Vaccine. 2017 Aug 16;35(35 Pt A):4465-4469. doi: 10.1016/j.vaccine.2017.05.097. Epub 2017 Jun 21.
Results Reference
derived
PubMed Identifier
28434944
Citation
Dahlke C, Kasonta R, Lunemann S, Krahling V, Zinser ME, Biedenkopf N, Fehling SK, Ly ML, Rechtien A, Stubbe HC, Olearo F, Borregaard S, Jambrecina A, Stahl F, Strecker T, Eickmann M, Lutgehetmann M, Spohn M, Schmiedel S, Lohse AW, Becker S, Addo MM; VEBCON Consortium. Dose-dependent T-cell Dynamics and Cytokine Cascade Following rVSV-ZEBOV Immunization. EBioMedicine. 2017 May;19:107-118. doi: 10.1016/j.ebiom.2017.03.045. Epub 2017 Apr 5.
Results Reference
derived
PubMed Identifier
26659569
Citation
Medaglini D, Harandi AM, Ottenhoff TH, Siegrist CA; VSV-Ebovac Consortium. Ebola vaccine R&D: Filling the knowledge gaps. Sci Transl Med. 2015 Dec 9;7(317):317ps24. doi: 10.1126/scitranslmed.aad3106.
Results Reference
derived
PubMed Identifier
25830326
Citation
Agnandji ST, Huttner A, Zinser ME, Njuguna P, Dahlke C, Fernandes JF, Yerly S, Dayer JA, Kraehling V, Kasonta R, Adegnika AA, Altfeld M, Auderset F, Bache EB, Biedenkopf N, Borregaard S, Brosnahan JS, Burrow R, Combescure C, Desmeules J, Eickmann M, Fehling SK, Finckh A, Goncalves AR, Grobusch MP, Hooper J, Jambrecina A, Kabwende AL, Kaya G, Kimani D, Lell B, Lemaitre B, Lohse AW, Massinga-Loembe M, Matthey A, Mordmuller B, Nolting A, Ogwang C, Ramharter M, Schmidt-Chanasit J, Schmiedel S, Silvera P, Stahl FR, Staines HM, Strecker T, Stubbe HC, Tsofa B, Zaki S, Fast P, Moorthy V, Kaiser L, Krishna S, Becker S, Kieny MP, Bejon P, Kremsner PG, Addo MM, Siegrist CA. Phase 1 Trials of rVSV Ebola Vaccine in Africa and Europe. N Engl J Med. 2016 Apr 28;374(17):1647-60. doi: 10.1056/NEJMoa1502924. Epub 2015 Apr 1.
Results Reference
derived

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Phase I Trial to Assess the Safety, Tolerability and Immunogenicity of a Ebola Virus Vaccine (rVSVΔG-ZEBOV-GP)

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