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Long-Term Follow-up Study of Subjects Treated With Autologous T Cells Using the Sleeping Beauty System to Express TCRs

Long-Term Follow-Up Study for Subjects Enrolled in the Phase I/II Study of Autologous T Cells Using the Sleeping Beauty System to Express T Cell Receptors (TCRs) Reactive Against Cancer-specific Mutations in Subjects With Solid Tumors

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT05292859
Enrollment
7
Registered
2022-03-23
Start date
2023-03-01
Completion date
2025-05-30
Last updated
2025-07-30

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Gynecologic Cancer, Colorectal Cancer, Pancreatic Cancer, Non-small Cell Lung Cancer, Cholangiocarcinoma, Ovarian Cancer, Ovary Neoplasm, Squamous Cell Lung Cancer, Adenocarcinoma of Lung, Adenosquamous Cell Lung Cancer

Brief summary

Long-Term Follow-Up Study for Subjects Enrolled in the Phase I/II Study of Autologous T Cells Engineered using the Sleeping Beauty System to Express T cell Receptors (TCRs) Reactive Against Cancer-specific Mutations in Subjects with Solid Tumors

Detailed description

This is a prospective observational, non-interventional study for the long-term follow-up of safety and efficacy for subjects who have received autologous T cells engineered using the Sleeping Beauty System to express T cell receptors (TCRs) reactive against cancer-specific mutations (neoantigen specific TCR-T cells). In this study, subjects will be followed for up to 15 years after initial TCR-T cell drug product administration for evaluation of delayed adverse events (AEs).

Interventions

No study drug is administered in this study. Patients who have received Neoantigen specific TCR-T cell drug product will be evaluated in this trial for long-term safety and efficacy

Sponsors

Alaunos Therapeutics
Lead SponsorINDUSTRY

Study design

Observational model
CASE_ONLY
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

1. Subjects treated with TCR-T cell drug product on study TCR001-201 or any other Alaunos TCR-T cell drug product study and have either completed their original treatment protocol or have discontinued early. 2. Subject is willing and able to adhere to the study visit schedule and other protocol requirements. 3. Subject must be capable of giving signed informed consent which includes compliance with the requirements and restrictions listed in the informed consent form (ICF) and in this protocol. 4. Subjects agree to allow clinical samples to be collected and stored at study site and/or Alaunos Therapeutics, Inc. (Alaunos) or designee for testing.

Exclusion criteria

1\. Subjects that were consented to this LTFU study but did not receive TCR-T cell drug product on study TCR001-201 will be excluded. No other exclusions are permitted.

Design outcomes

Primary

MeasureTime frameDescription
To assess the long-term safety of subjects that have received neoantigen-specific TCR-T cellsUp to 2 years post TCR-T cell drug product infusionIncidence and duration of new related adverse events

Secondary

MeasureTime frameDescription
To investigate translational hypotheses related to TCR-T cell persistence.Up to 15 years post TCR-T cell drug product infusionDuration of TCR-T cell drug product persistence by vector copy number (VCN).
To determine overall survival.Up to 15 years post TCR-T cell drug product infusionDate of TCR-T cell drug product administration to death
To continue the clinical efficacy assessment of TCR-T cell product.Up to 15 years post TCR-T cell drug product infusionOverall response by RECIST 1.1 for subjects who did not have progressive disease on TCR001-201, proportion of subjects receiving subsequent curative therapies

Other

MeasureTime frameDescription
To evaluate the long-term profile of persisting TCR-T cells.Up to 15 years post TCR-T cell drug product infusionPrimary and secondary malignancy: presence of TCR-T cells in tumor samples biopsy and autopsy.

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026