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Autologous SCT Followed by Dendritic Cell p53 Vaccination in Patients With Limited Stage Small Cell Lung Cancer

Phase II Trial of Autologous Peripheral Blood Hematopoietic Cell Transplantation (PBHCT) Followed by Dendritic Cell p53 Vaccination and Adoptive T Cell Transfer in Patients With Limited Stage Small Cell Lung Cancer

Status
Terminated
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00776295
Enrollment
2
Registered
2008-10-21
Start date
2007-05-31
Completion date
2010-08-31
Last updated
2013-01-24

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

Conditions

Small Cell Lung Cancer

Keywords

Small Cell Lung Cancer, SCLC, Limited Stage Small Cell Lung Cancer

Brief summary

The purpose of this study is to determine whether p53 vaccination followed by high dose chemotherapy and autologous HCT and T cell therapy significantly induces immune responses resulting in 1-year survival greater that the current 70%.

Interventions

BIOLOGICALCombined adenovirus vectored p53 tranfected dedritic cell vaccine and ex vivo expanded T-lymphocytes

Autologous Dendritic Cells Derived from Peripheral Blood Mononuclear Cells, Cultured with Granulocyte-Macrophage Colony-Stimulating Factor and Interleukin 4, Transfected with Adenovirus Vector (Ad5CMV-p53, Introgen Therapeutics) Expressing Wildtype p53 Gene; Combined with Autologous Expanded T Lymphocytes (CD3+, CD4+, and CD8+), Cultured with OKT3 (Orthoclone) and Anti-CD28 (Repligen) Coated Magnetic Beads

Sponsors

H. Lee Moffitt Cancer Center and Research Institute
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

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

Inclusion criteria

* Histologically confirmed SCLC who presented with Limited Stage (LS) at diagnosis. * Measurable disease at the time of initial therapy * Appropriate treatment for LS-SCLC including radiotherapy and chemotherapy. * Responsive disease to standard chemoradiation therapy as defined by RECIST * Patients with CR after chemoradiation therapy are strongly recommended to be treated with prophylactic cranial irradiation * CBC with an absolute neutrophil count (ANC) \>/= 1,000/uL, hemoglobin \>/= 8.0 g/DL and platelet count \>/= 75,000/uL. * Normal prothrombin time (PT) and partial thromboplastin time (aPTT), unless on monitored anticoagulation therapy for medical conditions not excluded in the trial. * Liver enzymes: total bilirubin less than or equal to 2mg/dL; AST and ALT less than 1.5X the upper limit of normal. * Creatinine clearance of \>/= 60 mL/min * Pulmonary: DLCO greater than 50% * Cardiac: left ventricular ejection fraction greater than 45%

Exclusion criteria

* Patient with stable (SD) or progressive disease (PD) after 4 cycles of standard cisplatin and etoposide and concurrent chest irradiation * Pregnant or lactating woman * HIV infection confirmed by NAT * Common variable immunodeficiency * Active CNS malignancy * Active bacterial, fungal or viral infection * Unfavorable psychosocial evaluation or history of poor compliance to prescribed medical care * Prior history of autologous or allogeneic hematopoietic cell transplantation * Presence of protocol specific comorbid conditions

Design outcomes

Primary

MeasureTime frameDescription
Number of Subjects Meeting 1-year Overall Survivalup to one yearNumber of participants with overall survival from first day of cyclophosphamide and GM-CSF mobilization to the day of death

Secondary

MeasureTime frameDescription
3 Year Progression-free Survivalup to 3 years3 year progression-free survival (PFS) is defined as time from maximum response to relapse or progression of SCLC

Countries

United States

Participant flow

Participants by arm

ArmCount
p53 Vaccination
Dendritic cell p53 vaccination
2
Total2

Baseline characteristics

Characteristicp53 Vaccination
Age, Categorical
<=18 years
0 Participants
Age, Categorical
>=65 years
0 Participants
Age, Categorical
Between 18 and 65 years
2 Participants
Region of Enrollment
United States
2 participants
Sex: Female, Male
Female
1 Participants
Sex: Female, Male
Male
1 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
— / —
other
Total, other adverse events
0 / 2
serious
Total, serious adverse events
0 / 2

Outcome results

Primary

Number of Subjects Meeting 1-year Overall Survival

Number of participants with overall survival from first day of cyclophosphamide and GM-CSF mobilization to the day of death

Time frame: up to one year

ArmMeasureValue (NUMBER)
p53 VaccinationNumber of Subjects Meeting 1-year Overall Survival2 participants
Secondary

3 Year Progression-free Survival

3 year progression-free survival (PFS) is defined as time from maximum response to relapse or progression of SCLC

Time frame: up to 3 years

ArmMeasureValue (NUMBER)
p53 Vaccination3 Year Progression-free Survival0 participants

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