CB-Long-Term Safety Study (CB-LTSS) (CB-LTSS)
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The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. |
ClinicalTrials.gov Identifier: NCT05332054 |
Recruitment Status :
Enrolling by invitation
First Posted : April 18, 2022
Last Update Posted : November 21, 2022
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Condition or disease | Intervention/treatment |
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Lymphoma, Non-Hodgkin Relapsed Non-Hodgkin Lymphoma Refractory B-Cell Non-Hodgkin Lymphoma Non-Hodgkin Lymphoma Lymphoma B Cell Lymphoma B-Cell Non-Hodgkin's Lymphoma Hematologic Malignancy | Biological: Allogeneic CAR-T therapy |
Study Type : | Observational |
Estimated Enrollment : | 100 participants |
Observational Model: | Cohort |
Time Perspective: | Prospective |
Official Title: | A Study to Evaluate Long-Term Safety of CAR-T Cell Therapy in Patients With Hematologic Malignancies |
Actual Study Start Date : | March 16, 2022 |
Estimated Primary Completion Date : | December 2041 |
Estimated Study Completion Date : | December 2041 |

Group/Cohort | Intervention/treatment |
---|---|
Patients who received a Caribou-sponsored allogeneic CAR-T therapy
in a Caribou-sponsored clinical study or special access program
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Biological: Allogeneic CAR-T therapy
N/A this is an observational study |
- Incidence of targeted AEs [ Time Frame: 15 Years ]Incidence of targeted AEs post an allogeneic CAR-T therapy infusion from enrollment into CB-LTSS through Year 15
- Frequency of targeted AEs [ Time Frame: 15 Years ]Frequency of targeted AEs post an allogeneic CAR-T therapy infusion from enrollment into CB-LTSS through Year 15
- Duration of targeted AEs [ Time Frame: 15 Years ]Duration of targeted AEs post an allogeneic CAR-T therapy infusion from enrollment into CB-LTSS through Year 15
- Outcome of targeted AEs [ Time Frame: 15 Years ]Outcome of targeted AEs post an allogeneic CAR-T therapy infusion from enrollment into CB-LTSS through Year 15
- Incidence of serious AESIs [ Time Frame: 15 Years ]Incidence of serious AESIs related to an allogeneic CAR-T therapy infusion from enrollment into CB-LTSS through Year 15
- Frequency of serious AESIs [ Time Frame: 15 Years ]Frequency of serious AESIs related to an allogeneic CAR-T therapy infusion from enrollment into CB-LTSS through Year 15
- Duration of serious AESIs [ Time Frame: 15 Years ]Duration of serious AESIs related to an allogeneic CAR-T therapy infusion from enrollment into CB-LTSS through Year 15
- Outcome of serious AESIs [ Time Frame: 15 Years ]Outcome of serious AESIs related to an allogeneic CAR-T therapy infusion from enrollment into CB-LTSS through Year 15
- Incidence of SUSARs [ Time Frame: 15 Years ]Incidence of SUSARs which may indicate a new safety signal related to an allogeneic CAR-T therapy from enrollment into CB-LTSS through Year 15
- Frequency of SUSARs [ Time Frame: 15 Years ]Frequency of SUSARs which may indicate a new safety signal related to an allogeneic CAR-T therapy from enrollment into CB-LTSS through Year 15
- Duration of SUSARs [ Time Frame: 15 Years ]Duration of SUSARs which may indicate a new safety signal related to an allogeneic CAR-T therapy from enrollment into CB-LTSS through Year 15
- Outcome of SUSARs [ Time Frame: 15 Years ]Outcome of SUSARs which may indicate a new safety signal related to an allogeneic CAR-T therapy from enrollment into CB-LTSS through Year 15
- Incidence of AEs related to an allogeneic CAR-T therapy leading to death [ Time Frame: 15 Years ]Incidence of AEs related to an allogeneic CAR-T therapy leading to death from enrollment into CB-LTSS through Year 15
- Overall survival [ Time Frame: 15 years ]Assessment of overall survival at 3 months and 6 months post an allogeneic CAR-T therapy infusion, then yearly through Year 15

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Sampling Method: | Non-Probability Sample |
Inclusion Criteria:
- Written informed consent obtained prior to study-specific activities/enrollment
- Received an allogeneic CAR-T therapy and completed or discontinued from a Caribou-sponsored study evaluating an allogeneic CAR-T therapy or was administered an allogeneic CAR-T therapy under a special access mechanism
Exclusion Criteria:
- None

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT05332054
United States, California | |
University of California Irvine | |
Irvine, California, United States, 92868 | |
United States, Ohio | |
Oncology Hematology Care | |
Cincinnati, Ohio, United States, 45242 | |
United States, Texas | |
Baylor Research Institute | |
Dallas, Texas, United States, 75246 | |
MD Anderson Cancer Center | |
Houston, Texas, United States, 77030 |
Responsible Party: | Caribou Biosciences, Inc. |
ClinicalTrials.gov Identifier: | NCT05332054 |
Other Study ID Numbers: |
CB-LTSS |
First Posted: | April 18, 2022 Key Record Dates |
Last Update Posted: | November 21, 2022 |
Last Verified: | November 2022 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | Undecided |
Studies a U.S. FDA-regulated Drug Product: | Yes |
Studies a U.S. FDA-regulated Device Product: | No |
Allogeneic CAR-T CB-010 |
Lymphoma Neoplasms Lymphoma, Non-Hodgkin Lymphoma, B-Cell Hematologic Neoplasms Neoplasms by Histologic Type |
Lymphoproliferative Disorders Lymphatic Diseases Immunoproliferative Disorders Immune System Diseases Neoplasms by Site Hematologic Diseases |