Trial Review

Registering a new trial?

To achieve prospective registration, we recommend submitting your trial for registration at the same time as ethics submission.

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 endorsed by the ANZCTR. Before participating in a study, talk to your health care provider and refer to this information for consumers
Trial details imported from ClinicalTrials.gov

For full trial details, please see the original record at https://clinicaltrials.gov/study/NCT04035434




Registration number
NCT04035434
Ethics application status
Date submitted
22/07/2019
Date registered
29/07/2019
Date last updated
21/03/2024

Titles & IDs
Public title
A Safety and Efficacy Study Evaluating CTX110 in Subjects With Relapsed or Refractory B-Cell Malignancies (CARBON)
Scientific title
A Phase 1/2 Dose Escalation and Cohort Expansion Study of the Safety and Efficacy of Allogeneic CRISPR-Cas9-Engineered T Cells (CTX110) in Subjects With Relapsed or Refractory B-Cell Malignancies (CARBON)
Secondary ID [1] 0 0
CRSP-ONC-001
Universal Trial Number (UTN)
Trial acronym
Linked study record

Health condition
Health condition(s) or problem(s) studied:
B-cell Malignancy 0 0
Non-Hodgkin Lymphoma 0 0
B-cell Lymphoma 0 0
Adult B Cell ALL 0 0
Condition category
Condition code
Cancer 0 0 0 0
Lymphoma (non Hodgkin's lymphoma) - High grade lymphoma
Cancer 0 0 0 0
Lymphoma (non Hodgkin's lymphoma) - Low grade lymphoma

Intervention/exposure
Study type
Interventional
Description of intervention(s) / exposure
Treatment: Other - CTX110

Experimental: CTX110 - Administered by IV infusion following lymphodepleting chemotherapy.


Treatment: Other: CTX110
CTX110 (CD19-directed T-cell immunotherapy comprised of allogeneic T cells genetically modified ex vivo using CRISPR-Cas9 gene editing components
Intervention code [1] 0 0
Treatment: Other
Comparator / control treatment
Control group

Outcomes
Primary outcome [1] 0 0
Phase 1 Part A (Dose Escalation), for all cohorts: Incidence of adverse events, defined as dose-limiting toxicities
Timepoint [1] 0 0
From CTX110 infusion up to 28 days post-infusion
Primary outcome [2] 0 0
Phase 1 Part B (Cohort Expansion) and Phase 2: Objective response rate
Timepoint [2] 0 0
From CTX110 infusion up to 60 months post-infusion
Secondary outcome [1] 0 0
Duration of Response
Timepoint [1] 0 0
From date of first objective response until date of disease progression or death due to any cause, assessed up to 60 months
Secondary outcome [2] 0 0
Duration of Clinical Benefit (DOCB)
Timepoint [2] 0 0
From date of first objective response until date of last disease progression or death, assessed up to 60 months
Secondary outcome [3] 0 0
Treatment-Failure-Free Survival (TFFS)
Timepoint [3] 0 0
From date of first CTX110 infusion until date of last disease progression or death due to any cause, assessed up to 60 months
Secondary outcome [4] 0 0
Progression Free Survival (PFS)
Timepoint [4] 0 0
From date of first CTX110 infusion until date of first disease progression or death due to any cause, assessed up to 60 months
Secondary outcome [5] 0 0
Overall Survival (OS)
Timepoint [5] 0 0
From date of first CTX110 infusion until date of death due to any cause, assessed up to 60 months
Secondary outcome [6] 0 0
Objective Response Rate (for B cell ALL)
Timepoint [6] 0 0
From CTX110 infusion up to 60 months post-infusion

Eligibility
Key inclusion criteria
Key

1. For NHL patients: Age =18 years. For B cell ALL patients: age =18 years to =70 years
2. Refractory or relapsed non-Hodgkin lymphoma, as evidenced by 2 or more lines of prior therapy, or histologically confirmed B cell ALL, refractory or relapsed.
3. Eastern Cooperative Oncology Group performance status 0 or 1.
4. Adequate renal, liver, cardiac and pulmonary organ function
5. Female subjects of childbearing potential and male subjects must agree to use acceptable method(s) of contraception from enrollment through at least 12 months after CTX110 infusion.

Key
Minimum age
18 Years
Maximum age
No limit
Sex
Both males and females
Can healthy volunteers participate?
No
Key exclusion criteria
1. For NHL patients: prior allogeneic HSCT. For B cell ALL patients: prior allogeneic HSCT within 6 months, and/or any evidence of GvHD.
2. History of central nervous system (CNS) involvement by malignancy
3. History of a seizure disorder, cerebrovascular ischemia/hemorrhage, dementia, cerebellar disease, or any autoimmune disease with CNS involvement.
4. Presence of bacterial, viral, or fungal infection that is uncontrolled.
5. Positive for HIV, or active hepatitis B virus or hepatitis C virus infection.
6. Previous or concurrent malignancy, except basal cell or squamous cell skin carcinoma, adequately resected and in situ carcinoma of cervix, or a previous malignancy that was completely resected and has been in remission for =5 years.
7. For NHL patients: Use of systemic anti-tumor therapy or investigational agent within 14 days or 5 half-lives, whichever is longer, of CTX110 infusion. For B cell ALL patients: Use of systemic antitumor therapy within 7 days of CTX110 infusion.
8. Primary immunodeficiency disorder or active autoimmune disease requiring steroids and/or other immunosuppressive therapy.
9. Women who are pregnant or breastfeeding.

Study design
Purpose of the study
Treatment
Allocation to intervention
Not applicable
Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Masking / blinding
Open (masking not used)
Who is / are masked / blinded?



Intervention assignment
Other
Other design features
Phase
Phase 1
Type of endpoint/s
Statistical methods / analysis

Recruitment
Recruitment status
Active, not recruiting
Data analysis
Reason for early stopping/withdrawal
Other reasons
Date of first participant enrolment
Anticipated
Actual
22/07/2019
Date of last participant enrolment
Anticipated
Actual
Date of last data collection
Anticipated
1/08/2026
Actual
Sample size
Target
227
Accrual to date
Final
Recruitment in Australia
Recruitment state(s)
NSW,VIC,WA
Recruitment hospital [1] 0 0
Royal Prince Alfred Hospital - Sydney
Recruitment hospital [2] 0 0
Peter MacCallum Cancer Centre - Melbourne
Recruitment hospital [3] 0 0
Sir Charles Gairdner Hospital - Nedlands
Recruitment postcode(s) [1] 0 0
2050 - Sydney
Recruitment postcode(s) [2] 0 0
3000 - Melbourne
Recruitment postcode(s) [3] 0 0
6009 - Nedlands
Recruitment outside Australia
Country [1] 0 0
United States of America
State/province [1] 0 0
California
Country [2] 0 0
United States of America
State/province [2] 0 0
Florida
Country [3] 0 0
United States of America
State/province [3] 0 0
Georgia
Country [4] 0 0
United States of America
State/province [4] 0 0
Illinois
Country [5] 0 0
United States of America
State/province [5] 0 0
Kansas
Country [6] 0 0
United States of America
State/province [6] 0 0
Kentucky
Country [7] 0 0
United States of America
State/province [7] 0 0
Maryland
Country [8] 0 0
United States of America
State/province [8] 0 0
Massachusetts
Country [9] 0 0
United States of America
State/province [9] 0 0
Minnesota
Country [10] 0 0
United States of America
State/province [10] 0 0
Missouri
Country [11] 0 0
United States of America
State/province [11] 0 0
New York
Country [12] 0 0
United States of America
State/province [12] 0 0
North Carolina
Country [13] 0 0
United States of America
State/province [13] 0 0
Oregon
Country [14] 0 0
United States of America
State/province [14] 0 0
Pennsylvania
Country [15] 0 0
United States of America
State/province [15] 0 0
Tennessee
Country [16] 0 0
United States of America
State/province [16] 0 0
Texas
Country [17] 0 0
United States of America
State/province [17] 0 0
Virginia
Country [18] 0 0
United States of America
State/province [18] 0 0
Washington
Country [19] 0 0
Canada
State/province [19] 0 0
Ontario
Country [20] 0 0
France
State/province [20] 0 0
Lille
Country [21] 0 0
France
State/province [21] 0 0
Marseille
Country [22] 0 0
France
State/province [22] 0 0
Paris
Country [23] 0 0
Germany
State/province [23] 0 0
Hamburg
Country [24] 0 0
Germany
State/province [24] 0 0
Würzburg
Country [25] 0 0
Spain
State/province [25] 0 0
Navarra
Country [26] 0 0
Spain
State/province [26] 0 0
Barcelona
Country [27] 0 0
Spain
State/province [27] 0 0
Salamanca

Funding & Sponsors
Primary sponsor type
Commercial sector/industry
Name
CRISPR Therapeutics AG
Address
Country

Ethics approval
Ethics application status

Summary
Brief summary
This is an open-label, multicenter, Phase 1/2 study evaluating the safety and efficacy of CTX110 in subjects with relapsed or refractory B-cell malignancies.
Trial website
https://clinicaltrials.gov/study/NCT04035434
Trial related presentations / publications
Public notes

Contacts
Principal investigator
Name 0 0
Annie Weaver, PhD
Address 0 0
CRISPR Therapeutics
Country 0 0
Phone 0 0
Fax 0 0
Email 0 0
Contact person for public queries
Name 0 0
Address 0 0
Country 0 0
Phone 0 0
Fax 0 0
Email 0 0
Contact person for scientific queries



Summary Results

For IPD and results data, please see https://clinicaltrials.gov/study/NCT04035434