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A Study of an Epstein-Barr Virus (EBV) Candidate Vaccine, mRNA-1189, in 10- to 30-Year-Old Healthy Adolescents and Adults

Phase 1
Recruiting
Conditions
Epstein-Barr Virus Infection
Interventions
Biological: mRNA-1189
Biological: Placebo
Registration Number
NCT05164094
Lead Sponsor
ModernaTX, Inc.
Brief Summary

The main objective of Part A of this trial is to evaluate the safety and reactogenicity of mRNA-1189 in 18- to 30-year-old healthy adults, the main objective of Part B is to evaluate the safety and reactogenicity of mRNA-1189 in 12- to \<18-year-old healthy EBV-seronegative adolescents, and the main objective of Part C is to evaluate the safety and reactogenicity of mRNA-1189 in 10- to 21-year-old healthy adolescents and adults.

Detailed Description

Not available

Recruitment & Eligibility

Status
RECRUITING
Sex
All
Target Recruitment
842
Inclusion Criteria
  • According to the assessment of the investigator, is in good general health and can comply with study procedures.

Part A: Healthy adult from 18 to 30 years of age (inclusive) at the time of consent (Screening Visit, Day 0).

Part B:

Healthy baseline EBV-seronegative adolescents from 12 to <18 years of age at the time of consent (Screening Visit, Day 0).

Part C:

Healthy adolescents and adults from 10 to 21 years of age (inclusive) at the time of consent (Screening Visit, Day 0).

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Exclusion Criteria
  • Has had significant exposure to someone with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection or COVID-19 in the past 14 days prior to the screening visit, if the participant has not been fully vaccinated against COVID-19 at least 14 days prior to the screening visit.
  • Has symptomatic acute or chronic illness requiring ongoing medical or surgical care, to include changes in medication in the past 2 months indicating that chronic illness/disease is not stable (at the discretion of the investigator).
  • Significant, progressive, unstable or uncontrolled clinical condition, including any condition that may affect participant safety, assessment of study endpoints, assessment of immune response, or adherence to study procedures per investigator judgement.
  • Has a history of myocarditis, and/or pericarditis.
  • Has received or plans to receive any licensed or authorized vaccine, to include COVID-19 vaccines, ≤28 days prior to the first injection (Day 1) or plans to receive a licensed vaccine within 28 days before or after any study vaccine injection, with the exception of licensed influenza vaccines, which may be received more than 14 days before or after any study vaccine injection.

Note: Other inclusion and exclusion criteria may apply.

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Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Part C: mRNA-1189 Dose Level 2mRNA-1189Participants will receive 3 IM injections of mRNA-1189 at Dose Level 2 on Days 1, 57, and 169.
Part C: mRNA-1189 Dose Level 3mRNA-1189Participants will receive 3 IM injections of mRNA-1189 at Dose Level 3 on Days 1, 57, and 169.
Part C: PlaceboPlaceboParticipants will receive 3 IM injection of study drug-matching placebo on Days 1, 57, and 169.
Part B: PlaceboPlaceboParticipants will receive 3 IM injection of study drug-matching placebo on Days 1, 57, and 169.
Part C: mRNA-1189 Dose Level 1mRNA-1189Participants will receive 3 IM injections of mRNA-1189 at Dose Level 1 on Days 1, 57, and 169.
Part A: mRNA-1189 Dose Level 2mRNA-1189Participants will receive 3 intramuscular (IM) injections of mRNA-1189 at Dose Level 2 on Days 1, 57, and 169.
Part A: mRNA-1189 Dose Level 3mRNA-1189Participants will receive 3 IM injections of mRNA-1189 at Dose Level 3 on Days 1, 57, and 169.
Part A: mRNA-1189 Dose Level 4mRNA-1189Participants will receive 3 IM injections of mRNA-1189 at Dose Level 4 on Days 1, 57, and 169.
Part A: PlaceboPlaceboParticipants will receive 3 IM injection of study drug-matching placebo on Days 1, 57, and 169.
Part B: mRNA-1189 Dose Level 1mRNA-1189Participants will receive 3 IM injections of mRNA-1189 at Dose Level 1 on Days 1, 57, and 169.
Part B: mRNA-1189 Dose Level 2mRNA-1189Participants will receive 3 IM injections of mRNA-1189 at Dose Level 2 on Days 1, 57, and 169.
Part B: mRNA-1189 Dose Level 3mRNA-1189Participants will receive 3 IM injections of mRNA-1189 at Dose Level 3 on Days 1, 57, and 169.
Part B: mRNA-1189 Dose Level 4mRNA-1189Participants will receive 3 IM injections of mRNA-1189 at Dose Level 4 on Days 1, 57, and 169.
Primary Outcome Measures
NameTimeMethod
Number of Participants with Laboratory AbnormalitiesUp to Day 176 (7-day follow-up after vaccination)
Number of Participants with Solicited Local and Systemic Reactogenicity Adverse Reactions (ARs)Up to Day 176 (7-day follow-up after vaccination)
Number of Participants with Unsolicited Adverse Events (AEs)Up to Day 197 (28-day follow-up after vaccination)
Number of Participants with SAEs, MAAEs, Any AEs Leading to Withdrawal From Study/Discontinuation of Study Vaccine and AEs of Special Interest (AESIs)Day 1 to end of study (EOS) (Day 505)
Secondary Outcome Measures
NameTimeMethod
Geometric Mean Titer (GMT) of B-Cell Neutralizing Antibody (nAb) and/or Antigen-Specific Binding Antibody (bAb)Days 1, 85, and 197
Geometric Mean Fold Rise (GMFR) of B-Cell nAb and Antigen-Specific bAbDays 1, 85, and 197
Number of Participants With Seroconversion of B-Cell nAbs and/or Antigen-Specific bAbsDays 1, 85, and 197

The number of initially EBV-negative participants with seroconversion from below the lower limit of quantification (LLOQ) to above the LLOQ for EBV-specific (vaccine antigen) binding and nAbs responses and the initially EBV-positive participants with \> 2-, 3-, and 4-fold increases in serum binding or nAb titers from baseline (if above LLOQ) will be analyzed.

Trial Locations

Locations (56)

Medical Affiliated Research Institute

🇺🇸

Huntsville, Alabama, United States

Care Access Network

🇺🇸

Mesa, Arizona, United States

Alliance for Multispecialty Research, LLC

🇺🇸

Norfolk, Virginia, United States

Smart Cures Clinical Research

🇺🇸

Anaheim, California, United States

Benchmark Research - Colton - HyperCore - PPDS

🇺🇸

Colton, California, United States

Fomat Medical Research

🇺🇸

Oxnard, California, United States

Center For Clinical Trials LLC -Paramount

🇺🇸

Paramount, California, United States

Artemis Institute For Clinical Research LLC - Riverside - Headlands - PPDS

🇺🇸

Riverside, California, United States

Peninsula Research Associates - Headlands Research - PPDS

🇺🇸

Rolling Hills, California, United States

Velocity Clinical Research - Banning - PPDS

🇺🇸

San Bernardino, California, United States

Acclaim Clinical Research

🇺🇸

San Diego, California, United States

California Research Foundation - 4180 Ruffin Rd

🇺🇸

San Diego, California, United States

Orange County Research Center

🇺🇸

Tustin, California, United States

Research Centers of America - ERG

🇺🇸

Hollywood, Florida, United States

Jacksonville Center For Clinical Research - ERN - PPDS

🇺🇸

Jacksonville, Florida, United States

iResearch Savannah - CenExel - PPDS

🇺🇸

Savannah, Georgia, United States

Meridian Clinical Research-(Savannah Georgia) - Platinum - PPDS

🇺🇸

Savannah, Georgia, United States

Clinical Research Atlanta - Headlands - PPDS

🇺🇸

Stockbridge, Georgia, United States

Velocity Clinical Research

🇺🇸

Anderson, South Carolina, United States

Olivo Medical and Wellness Center

🇺🇸

Chicago, Illinois, United States

DM Clinical Research

🇺🇸

Southfield, Michigan, United States

Meridian Clinical Research, LLC

🇺🇸

Sioux City, Iowa, United States

Alliance for Multispecialty Research, LLC - El Dorado - PPDS

🇺🇸

El Dorado, Kansas, United States

Johnson County Clin-Trials

🇺🇸

Lenexa, Kansas, United States

Alliance for Multispecialty Research LLC, East Wichita

🇺🇸

Wichita, Kansas, United States

Michael W Simon MD, PSC

🇺🇸

Lexington, Kentucky, United States

Velocity Clinical Research - Lafayette - PPDS

🇺🇸

Lafayette, Louisiana, United States

UMass Memorial Medical Center

🇺🇸

Worcester, Massachusetts, United States

Clinical Research Institute, Inc.

🇺🇸

Minneapolis, Minnesota, United States

Sundance Clinical Research - ERN - PPDS

🇺🇸

Saint Louis, Missouri, United States

Meridian Clinical Research (Grand Island, Nebraska)

🇺🇸

Grand Island, Nebraska, United States

Meridian Clinical Research (Norfolk-Nebraska) - Platinum - PPDS

🇺🇸

Norfolk, Nebraska, United States

Quality Clinical Research - ClinEdge - PPDS

🇺🇸

Omaha, Nebraska, United States

Meridian Clinical Research-(Omaha Nebraska) - Platinum - PPDS

🇺🇸

Omaha, Nebraska, United States

Meridian Clinical Research, LLC (Lincoln Nebraska)

🇺🇸

Omaha, Nebraska, United States

Meridian Clinical Research

🇺🇸

Cincinnati, Ohio, United States

Lucas Research

🇺🇸

New Bern, North Carolina, United States

Senders Pediatrics

🇺🇸

South Euclid, Ohio, United States

Lynn Health Science Institute

🇺🇸

Oklahoma City, Oklahoma, United States

Coastal Pediatric Associates

🇺🇸

Charleston, South Carolina, United States

Coastal Carolina Research Center

🇺🇸

North Charleston, South Carolina, United States

Benchmark Research - Austin - PPDS

🇺🇸

Austin, Texas, United States

Tekton Research - Texas - Platinum - PPDS

🇺🇸

Austin, Texas, United States

ACRC Trials - Hunt - PPDS

🇺🇸

Carrollton, Texas, United States

Velocity Clinical Research - Austin - PPDS

🇺🇸

Cedar Park, Texas, United States

Cedar Health Research - Fort Worth - PPDS

🇺🇸

Dallas, Texas, United States

Benchmark Research - Fort Worth - HyperCore - PPDS

🇺🇸

Fort Worth, Texas, United States

Ventavia Research Group

🇺🇸

Houston, Texas, United States

DM Clinical Research - Texas Center For Drug Development - ERN - PPDS

🇺🇸

Houston, Texas, United States

ACRC Trials - Legacy Medical Village Headquarters

🇺🇸

Plano, Texas, United States

ACRC Trials

🇺🇸

Plano, Texas, United States

Victoria Clinical Research Group

🇺🇸

Victoria, Texas, United States

Tanner Clinic

🇺🇸

Layton, Utah, United States

Charlottesville Medical Research Center

🇺🇸

Charlottesville, Virginia, United States

Health Research of Hampton Roads Inc. - Newport News

🇺🇸

Newport News, Virginia, United States

Clinical Research Partners LLC - Richmond - ERN - PPDS

🇺🇸

Richmond, Virginia, United States

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