Long-term Follow-up Study for Participants of Kite-Sponsored Interventional Studies Treated With Gene-Modified Cells
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ClinicalTrials.gov Identifier: NCT05041309 |
Recruitment Status :
Enrolling by invitation
First Posted : September 13, 2021
Last Update Posted : January 31, 2023
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The primary objectives of this study are to:
- Evaluate the incidence and severity of late-onset targeted adverse events (AEs)/serious adverse events (SAEs) suspected to be possibly related to gene-modified cells, including neurologic disorders, autoimmune disorders, hematologic disorders, serious infections, and secondary malignancies
- Evaluate mechanism of replication-competent retrovirus/replication-competent lentivirus (RCR/RCL) and/or insertional mutagenesis for confirmed events related to the cell therapy product
- Evaluate the growth, development, and sexual maturity of pediatric and adolescent subjects treated with gene-modified cells
Condition or disease | Intervention/treatment | Phase |
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Solid and Hematological Malignancies | Biological: Axicabtagene Ciloleucel Biological: Brexucabtagene Autoleucel Biological: KITE-585 Biological: KITE-718 Biological: KITE-439 Biological: KITE-222 Biological: KITE-363 | Phase 2 |
Study Type : | Interventional (Clinical Trial) |
Estimated Enrollment : | 700 participants |
Allocation: | Non-Randomized |
Intervention Model: | Parallel Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Other |
Official Title: | Long-term Follow-up Study for Participants of Kite-Sponsored Interventional Studies Treated With Gene-Modified Cells |
Actual Study Start Date : | December 15, 2021 |
Estimated Primary Completion Date : | November 2026 |
Estimated Study Completion Date : | November 2026 |

Arm | Intervention/treatment |
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Experimental: Axicabtagene Ciloleucel (KTE-C19 )
All participants who previously received axicabtagene ciloleucel (KTE-C19 ) in the parent study will be enrolled in this arm for long-term follow-up.
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Biological: Axicabtagene Ciloleucel
No investigational product will be administered
Other Name: Yescarta® |
Experimental: Brexucabtagene Autoleucel (KTE-X19)
All participants who previously received brexucabtagene autoleucel (KTE-X19) in the parent study will be enrolled in this arm for long-term follow-up.
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Biological: Brexucabtagene Autoleucel
No investigational product will be administered
Other Name: Tecartus™ |
Experimental: KITE-585
All participants who previously received KITE-585 in the parent study will be enrolled in this arm for long-term follow-up.
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Biological: KITE-585
No investigational product will be administered |
Experimental: KITE-718
All participants who previously received KITE-718 in the parent study will be enrolled in this arm for long-term follow-up.
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Biological: KITE-718
No investigational product will be administered |
Experimental: KITE-439
All participants who previously received KITE-439 in the parent study will be enrolled in this arm for long-term follow-up.
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Biological: KITE-439
No investigational product will be administered |
Experimental: KITE-222
All participants who previously received KITE-222 in the parent study will be enrolled in this arm for long-term follow-up.
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Biological: KITE-222
No investigational product will be administered |
Experimental: KITE-363
All participants who previously received KITE-363 in the parent study will be enrolled in this arm for long-term follow-up.
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Biological: KITE-363
No investigational product will be administered |
- Percentage of Participants Experiencing Late-onset Targeted Adverse Events (AEs) [ Time Frame: Up to 15 years ]Targeted AEs include late-onset targeted AEs suspected to be possibly related to gene-modified cells include neurologic disorders, autoimmune disorders, hematologic disorders, serious infections, and secondary malignancies.
- Percentage of Participants Experiencing Late-onset Targeted Serious Adverse Events (SAEs) [ Time Frame: Up to 15 years ]Targeted SAEs include late-onset targeted SAEs suspected to be possibly related to gene-modified cells include neurologic disorders, autoimmune disorders, hematologic disorders, serious infections, and secondary malignancies.
- Vector Integration Site(s) for Replication-competent Retrovirus/Replication-competent Lentivirus (RCR/RCL) or Insertional Mutagenesis for Confirmed Events Related to the Cell Therapy Product [ Time Frame: Up to 15 years ]
- Height of Pediatric and Adolescent Participants [ Time Frame: Up to 15 years ]
- Weight of Pediatric and Adolescent Participants [ Time Frame: Up to 15 years ]
- Sexual Maturation of Pediatric and Adolescent Participants Assessed by Tanner Pubertal Stage Scale [ Time Frame: Up to 15 years ]The Tanner Pubertal Stage Scale is a measure of pubertal development (sexual maturation) in children and adolescents with components described for each sex, rated separately on a scale of stage one to stage five, with 1 for preadolescent and 5 for mature/adult.
- Time to Subsequent Anticancer Therapies [ Time Frame: Up to 15 years ]Time to subsequent anticancer therapies will be assessed only per regulatory request or sponsor needs.
- Survival Status Assessment [ Time Frame: Up to 15 years ]Survival status will be assessed as the length of time from the participant's first dose date of study drug to death during the study due to any cause or last date of being alive during the study. Survival status will be assessed only per regulatory request or sponsor needs.
- Cause of Death [ Time Frame: Up to 15 years ]
- Peripheral B-cell and Lymphocytes Levels for Immune Reconstitution [ Time Frame: Up to 15 years ]
- Rate of Replication-competent Retrovirus/Replication-competent Lentivirus (RCR/RCL) [ Time Frame: Up to 15 years ]

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: | Child, Adult, Older Adult |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- The individual must have received an infusion of gene-modified cells in a completed Kite-sponsored parent study, has not withdrawn full consent, and has discontinued or completed the post-treatment follow-up period in the parent study, as applicable
- The individual must understand and voluntarily sign an Informed Consent Form (ICF) or an Informed Assent Form prior to any study-related assessments or procedures being conducted
- In the investigator's judgment, the individual is willing and able to complete the protocol-required follow-up schedule and comply with the study requirements for participation
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): NCT05041309

Study Director: | Kite Study Director | Kite, A Gilead Company |
Responsible Party: | Kite, A Gilead Company |
ClinicalTrials.gov Identifier: | NCT05041309 |
Other Study ID Numbers: |
KT-US-982-5968 2020-005843-21 ( EudraCT Number ) MOH_2022-08-21_010606 ( Registry Identifier: Israel Clinical Research Site ) |
First Posted: | September 13, 2021 Key Record Dates |
Last Update Posted: | January 31, 2023 |
Last Verified: | January 2023 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Studies a U.S. FDA-regulated Drug Product: | Yes |
Studies a U.S. FDA-regulated Device Product: | No |
Hematologic Neoplasms Neoplasms Neoplasms by Site Hematologic Diseases |