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Trial · NCT05898828

Phase I/II Evaluation of a Cancer Lysate Vaccine and Montanide(R) ISA-51 VG With Entinostat and Nivolumab as Adjuvant Therapy Following Chemoradiation Therapy With or Without Surgery for Locally Advanced Esophageal Cancer

NCT05898828, Phase 1, Phase 2, Withdrawn, National Cancer Institute (NCI)

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Phase I/II Evaluation of a Cancer Lysate Vaccine and Montanide(R) ISA-51 VG With Entinostat and Nivolumab as Adjuvant Therapy Following Chemoradiation Therapy With or Without Surgery for Locally Advanced Esophageal Cancer. Trials, record NCT05898828. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT05898828

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Phase I/II Evaluation of a Cancer Lysate Vaccine and Montanide(R) ISA-51 VG With Entinostat and Nivolumab as Adjuvant Therapy Following Chemoradiation Therapy With or Without Surgery for Locally Advanced Esophageal Cancer
NCT number
NCT05898828
Status
Withdrawn
Phases
Phase 1, Phase 2
Enrollment
0 participants, actual
Lead sponsor
National Cancer Institute (NCI)
Conditions
Neoplasms, Esophageal Neoplasms, Esophagus Neoplasm, Esophagus Cancer, Neoplasms, Esophageal, Esophageal Cancer (EsC)
Interventions
Nivolumab, Entinostat, Montanide(R) ISA-51 VG Adjuvant, H1299 Cell Lysates
First posted
2023-06-12
Last updated
2024-08-05

Source ClinicalTrials.gov

Registered outcomes5

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
Primary
Phase I Component: To determine the safe dose of adjuvant H1299 lung cancer cell lysate vaccines with Montanide(R) ISA-51 VG administered in conjunction with entinostat and nivolumab in participants with locally advanced esophageal cancers (EsC)...
before each cycle, every 2 weeks during Cycles 1 and 2 (AE only), at each treatment evaluation, and at the safety visitAssessment of safety and tolerability as determined by the frequency and severity of adverse events
Primary
Phase II Component: To assess the frequency of immunologic responses to purified cancer-testis (CT) antigens in EsC participants receiving adjuvant vaccinations with H1299 cell lysate/Montanide(R) ISA-51 VG in combination with entinostat and niv...
within 2 weeks prior to initiation of treatment, prior to 1st vaccination, 1 month following first 6 vaccinations, and every 6 months (24 weeks) during treatment continuationAssessment of immune response to CT antigens (new serologic reactivity or increase in existing antibody response to CT antigens, evidenced by IgM/IgG class switch or antibody titer)
Secondary
Phase I Component: To assess the frequency of immunologic responses to purified cancer-testis (CT) antigens in EsC participants receiving adjuvant vaccinations with H1299 cell lysate/Montanide(R) ISA-51 VG in combination with entinostat and nivo...
within 2 weeks prior to initiation of treatment, prior to 1st vaccine, one month following the first six vaccinations (start of cycle 7), and every 6 months (24 weeks) during treatment continuation
Analyses which investigate immunologic response (i.e., immune response to CT antigens); response to vaccine will be the appearance of new serologic reactivity or an increase in existing antibody response to CT antigens, evidenced by IgM/IgG class switch or antibody titer.
Secondary
Phase I + II Component: To assess safety of adjuvant H1299 lung cancer cell lysate vaccines with Montanide(R) ISA-51 VG administered in conjunction with entinostat and nivolumab in participants with locally advanced esophageal cancers (EsC) with...
before each cycle, every 2 weeks between vaccines 1 and 2, at each treatment evaluation, and at the safety visitAssessment of safety and tolerability as determined by the frequency and severity of adverse events
SecondaryPhase II Component: To determine progression free survival (PFS) in EsC participants receiving the investigational adjuvant vaccine regimen
every 12 weeks while on treatment or continued treatment, and during follow up every 3 months for 3 years, every 6 months for another 2 years or through disease progression ending at time of final PFS evaluation at 5 years post-enrollment
Progression free survival (PFS) determined by RECIST using the Kaplan-Meier method

Outcomes0

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

None in this release.

Results by group0

Each measurement the trial posted, group by group, in the words and numbers it posted.

None in this release.

Participant flow0

How many started, completed or left each group, period by period.

None in this release.

Adverse events0

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

None in this release.

Adverse event totals0

The totals the trial posted for each group.

None in this release.

Papers0

The papers the trial lists on ClinicalTrials.gov.

None in this release.

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

None in this release.

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT05898828

GET https://conductscience.org/api/trials/v1/NCT05898828/registered