MUC1 Vaccine in Preventing Lung Cancer in Current and Former Smokers at High Risk for Lung Cancer

April 9, 2026 updated by: National Cancer Institute (NCI)

A Pilot Study of MUC1 Vaccine in Current and Former Smokers at High Risk for Lung Cancer

This pilot phase I trial studies the side effects and how well MUC1 peptide-Poly-ICLC vaccine works in preventing lung cancer in current and former smokers at high risk for lung cancer. Vaccines made from peptides may help the body build an effective immune response to kill cells. MUC1 peptide-Poly-ICLC vaccine may stimulate the body's immune system and slow or stop the changes from normal to pre-cancer to cancer.

Study Overview

Status

Active, not recruiting

Conditions

Detailed Description

PRIMARY OBJECTIVES:

I. Immunogenicity of the vaccine, assessed at week 12, based on the increase in IgG anti-MUC1 antibody titer over the pre-vaccination levels.

II. Safety, assessed throughout the trial and continued observation for 24 weeks.

SECONDARY OBJECTIVES:

I. To explore potential differences, if any, in the immunogenicity of the vaccine (as assessed at week 12 by the IgG anti-MUC1 antibody titer ratio) in current versus (vs.) former smokers.

II. To evaluate pre-vaccination levels of circulating myeloid derived suppressor cells (MDSC) and correlate with the ability to respond to the vaccine.

EXPLORATORY OBJECTIVES:

I. To explore immune response at week 24. II. To explore the relationship between chronic obstructive pulmonary disease (COPD) status at pre-registration and immune response in current versus former smokers.

III. To explore the impact of the MUC1 peptide-Poly-ICLC vaccine (MUC1/Poly-ICLC vaccine) on inflammation-related high sensitivity C-reactive protein (hsCRP) and interleukin-6 (IL-6) levels.

IV. To explore the impact of baseline levels of hsCRP and IL-6 on the ability to successfully vaccinate with MUC1/Poly-ICLC.

V. To establish a biospecimen repository archive: frozen peripheral blood live cells and plasma for future more detailed and comprehensive immunologic assays, including direct testing of anti-MUC1 T cell immunity.

OUTLINE:

Patients receive MUC1 peptide-Poly-ICLC vaccine subcutaneously (SC) at weeks 0, 2, and 10.

After completion of study treatment, patients may be followed up at week 28.

Study Type

Interventional

Enrollment (Actual)

50

Phase

  • Phase 1

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • Minnesota
      • Rochester, Minnesota, United States, 55905
        • Mayo Clinic in Rochester
    • Pennsylvania
      • Pittsburgh, Pennsylvania, United States, 15232
        • University of Pittsburgh Cancer Institute (UPCI)

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

55 years to 80 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Description

Inclusion Criteria:

  • PRE-REGISTRATION INCLUSION CRITERIA
  • Smoking history of >= 30 pack-years AND either current smoker (still smoking or quit < 1 year prior to pre-registration) OR former smoker (quit 1-15 years prior to pre-registration); Note: Pack years is determined by multiplying the number of packs smoked per day by the number of years smoked
  • Eastern Cooperative Oncology Group (ECOG) performance status =< 1
  • Computed tomography (CT) scan of the chest done =< 6 months prior to pre-registration showing either negative findings (no nodules) or solid or part-solid nodules < 6 mm in size (consistent with < 1% probability of malignancy, Lung-Reporting and Data Systems [RADs] version 1.0)
  • Willingness to employ adequate contraception, if applicable; Note: women of child-bearing potential and men must agree to use adequate contraception (hormonal or barrier method of birth control; abstinence) prior to study entry and for the duration of study participation; should a woman become pregnant or suspect she is pregnant while participating in this study, she should inform her study physician immediately
  • Ability to understand and the willingness to sign a written informed consent document
  • REGISTRATION INCLUSION CRITERIA
  • Leukocytes (white blood cell [WBC]) >= 3,000/microliter
  • Neutrophils (absolute neutrophil count [ANC]) >= 1,500/microliter
  • Platelets >= 100,000/microliter
  • Total bilirubin =< 1.5 x institutional upper limit of normal (ULN) Note: Higher total bilirubin levels (=< 3 mg/dL) can be allowed if due to known benign liver condition, i.e. Gilbert's
  • Aspartate aminotransferase (AST) (serum glutamic-oxaloacetic transaminase [SGOT]) =< 1.5 x institutional upper limit of normal (ULN)
  • Alanine aminotransferase (ALT) (serum glutamate pyruvate transaminase [SGPT]) =< 1.5 x institutional upper limit of normal (ULN)
  • Creatinine =< institutional upper limit of normal (ULN)

Exclusion Criteria:

  • PRE-REGISTRATION EXCLUSION CRITERIA
  • History of any malignancy; exceptions: non-melanoma skin cancer or carcinoma in situ (CIS) of the cervix
  • Known hepatitis B or C
  • Receiving any other investigational agents
  • Any prior investigational immune therapy, such as for lung cancer prevention or treatment or for CIS of the cervix
  • Use of oral or systemic steroids or other systemic anti-immune therapy =< 90 days prior to pre-registration; Note: Use of inhaled/nasal steroids and local steroid injections for pain control are not exclusionary
  • Known human immunodeficiency virus (HIV)
  • Known autoimmune disease
  • Known non-alcoholic steatohepatitis (NASH) or non-alcoholic fatty liver disease (NAFLD)
  • History of allergic reactions attributed to compounds of similar chemical or biologic composition to MUC1/Poly-ICLC
  • Uncontrolled intercurrent illness including, but not limited to, ongoing or active infection, symptomatic congestive heart failure, unstable angina pectoris, cardiac arrhythmia, or psychiatric illness/social situations that would limit compliance with study requirements
  • REGISTRATION EXCLUSION CRITERIA
  • Any positive antinuclear antibody (ANA) titer above 1:160, even in an asymptomatic individual. Note: Weakly positive ANA defined as ANA titers up to 1:160 maximum (=< 1:160) will be acceptable in an asymptomatic individual who is otherwise eligible for the study
  • Pregnant or breast feeding; Note: Pregnant women are excluded from this study because the MUC1/Poly-ICLC vaccine may have the potential for teratogenic or abortifacient effects. Because there is an unknown but potential risk for adverse events (AEs) in nursing infants secondary to treatment of the mother with MUC1/Poly-ICLC vaccine, breastfeeding should be discontinued if the mother is treated with the vaccine

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Prevention
  • Allocation: N/A
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Prevention (MUC1 peptide-Poly-ICLC vaccine)
Patients receive MUC1 peptide-Poly-ICLC vaccine SC at weeks 0, 2, and 10.
Correlative studies
Given SC

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Number of Participants With Immunogenicity of the MUC1 Vaccine
Time Frame: At week 12
Will be evaluated by monitoring changes in IgG anti-MUC1 antibody titer ratio; defined as t12/t0, where t0 is the "initial titer" measured prior to vaccination, and t12 is the "final titer" drawn at 12 weeks. A titer ratio of >= 2 will be considered a positive response.
At week 12
Count of Patients Experiencing 1 or More Grade 3+ Adverse Events at Least Possibly Related to Treatment
Time Frame: 24 weeks
Will be assessed according to National Cancer Institute Common Toxicity Criteria version 4.0. The maximum grade for each type of adverse event will be recorded for each participant and frequency tables will be reviewed to determine the overall patterns. In addition, the number and severity of adverse events will be tabulated and summarized across all grades.
24 weeks

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Effect of Smoking Status on Vaccine Response
Time Frame: 12 weeks
To explore potential differences, if any, in the immunogenicity of the vaccine (as assessed at week 12 by the IgG anti-MUC1 antibody titer ratio) in current vs. former smokers.
12 weeks
Pre-Vaccination Levels Versus Post-Vaccination Levels of Circulating Myeloid Derived Suppressor Cells (MDSC)
Time Frame: 12 weeks
Will correlate with the ability to respond to the vaccine. Will summarize the data using descriptive statistics and graphical methods (i.e. boxplots, scatter plots, etc.). For continuous MDSC data versus response data, will use t-tests or Wilcoxon Rank-Sum tests (for non-normal data).
12 weeks

Other Outcome Measures

Outcome Measure
Measure Description
Time Frame
Chronic Obstructive Pulmonary Disease (COPD) Status
Time Frame: Baseline to week 12
Will explore the relationship between COPD status at pre-registration and immune response in current versus former smokers. In individuals with COPD, the severity of airflow obstruction will be measured by the pulmonary function tests as per the GOLD classification.
Baseline to week 12
Changes in Immunogenicity in Individuals With Chronic Obstructive Pulmonary Disease (COPD)
Time Frame: Baseline up to week 12
Will explore whether or not changes in immunogenicity in individuals with COPD corresponds to different circulating MDSC levels.
Baseline up to week 12
Impact of the MUC1/Poly-ICLC Vaccine on Inflammation-Related High Sensitivity C-Reactive Protein (hsCRP) and Interleukin-6 (IL-6)
Time Frame: Up to week 24
Up to week 24
Ability to Successfully Vaccinate With MUC1/Poly-ICLC Vaccine Depending on Baseline High Sensitivity C-Reactive Protein (hsCRP) and Interleukin-6 (IL-6) Levels
Time Frame: Up to week 24
Up to week 24

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Arjun Pennathur, Mayo Clinic in Rochester

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

December 27, 2017

Primary Completion (Actual)

September 23, 2021

Study Completion (Estimated)

December 1, 2026

Study Registration Dates

First Submitted

October 3, 2017

First Submitted That Met QC Criteria

October 3, 2017

First Posted (Actual)

October 4, 2017

Study Record Updates

Last Update Posted (Actual)

April 30, 2026

Last Update Submitted That Met QC Criteria

April 9, 2026

Last Verified

December 1, 2025

More Information

Terms related to this study

Other Study ID Numbers

  • NCI-2017-01781 (Registry Identifier: CTRP (Clinical Trial Reporting Program))
  • P30CA015083 (U.S. NIH Grant/Contract)
  • N01-CN-2012-00042
  • MAY2016-08-01 (Other Identifier: DCP)
  • N01CN00042 (U.S. NIH Grant/Contract)

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

Yes

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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