Brief Summary
The purpose of this study is to evaluate the overall minimal residual disease (MRD) negative rate of participants who receive JNJ-68284528.
Brief Title
A Study of JNJ-68284528, a Chimeric Antigen Receptor T Cell (CAR-T) Therapy Directed Against B-cell Maturation Antigen (BCMA) in Participants With Multiple Myeloma
Categories
Central Contacts
Central Contact Role
Contact
Central Contact Phone
844-434-4210
Central Contact Email
Participate-In-This-Study1@its.jnj.com
Central Contact Role
Contact
Central Contact Phone
888-676-2873
Central Contact Email
support+nct@sparkcures.com
Completion Date
Completion Date Type
Estimated
Conditions
Multiple Myeloma
Eligibility Criteria
Inclusion Criteria:
* Cohort A: Received a minimum of 1 to a maximum of 3 prior lines of therapy including a proteasome inhibitor (PI) and immunomodulatory therapy (IMiD), and lenalidomide refractory per International Myeloma Working Group (IMWG) guidelines
* Cohort B: Received one line of prior therapy including a PI and an IMiD, and disease progression per IMWG criteria less than or equal to (\<=) 12 months after treatment with autologous stem cell transplantation (ASCT) or \<=12 months from the start of anti-myeloma therapy for participants who have not had an ASCT
* Cohort C: Previously treated with a PI, an IMiD, an anti-CD38 monoclonal antibody and B-cell maturation antigen (BCMA)-directed therapy
* Cohort D: Newly diagnosed multiple myeloma per IMWG with a history of 4 to 8 total cycles of initial therapy, including induction, high-dose therapy, and ASCT with or without consolidation
* Cohort E: Have newly diagnosed multiple myeloma without prior therapy (one cycle of prior therapy before enrollment is acceptable) and classified as high risk defined as either: 1) International Staging System (ISS) stage III criteria, Beta 2 microglobulin greater than or equal to (\>=) 5.5 milligrams per liter (mg/L) (via local or central laboratory assessment) or 2) high risk cytogenetic features del(17/17p), t (14;16), t(14;20), 1q amplification (at least 4 total copies) in at least 20 percent (%) of the total plasma cell population
* Cohort F:
* Participant must have a documented efficacy response of very good partial response (VGPR) or better, without progressive disease prior to enrollment, as assessed per IMWG 2016 criteria
* Received initial therapy as specified below. The dose/schedule of cycles administered will be as per standard of care. It is acceptable for up to 1 cycle of the protocol-specified regimens to be missing one of the listed agents (example, held due to toxicity). Acceptable combinations include: At least 5 to 8 cycles of initial therapy with daratumumab, bortezomib, lenalidomide and dexamethasone (D-VRd). The dose/schedule of cycles administered will be as per standard of care or; at least 4 to 8 cycles of initial therapy with daratumumab, lenalidomide and dexamethasone (D-Rd) or; at least 4 to 8 cycles of initial therapy with a carfilzomib-based triplet or quadruplet regimen
* Cohort G: Not considered for high-dose chemotherapy with autologous stem cell transplantation (ASCT) due to: a) Ineligibility due to advanced age; or b) Ineligibility due to presence of comorbid condition(s) likely to have a negative impact on tolerability of high-dose chemotherapy with ASCT; or c) Subject refusal of high-dose chemotherapy with ASCT as initial treatment
* Cohort H: Considered a candidate for high-dose chemotherapy with ASCT as initial treatment
* Cohorts A, B, C, E, G, H:
* Serum monoclonal paraprotein (M-protein) level greater than or equal to (\>=) 1.0 gram per deciliter (g/dL) or urine M-protein level \>=200 milligrams (mg)/24 hours
* Light chain multiple myeloma in whom only measurable disease is by serum free light chain (FLC) levels in the serum: Serum immunoglobulin FLC \>=10 mg/dL and abnormal serum immunoglobulin kappa lambda FLC ratio
* Cohort A: For participants with neither serum nor urine measurable disease, baseline positron emission tomography/ computed tomography (PET/CT) or whole -body magnetic resonance imaging (MRI) may be used to satisfy the measurable disease criteria. A minimum of one lesion with a bi-dimensional measurement of at least 1 centimeter (cm)\*1 cm is required
* Cohorts B, C: For participants with neither serum nor urine measurable disease, baseline positron emission tomography/ computed tomography (PET/CT) or whole body magnetic resonance imaging (MRI) may be used to satisfy the measurable disease criteria
* Cohorts A, B, C, D, E, F, G, H: Eastern Cooperative Oncology Group (ECOG) performance status grade of 0 or 1
Exclusion Criteria:
* Cohorts A, B, D, F: Any therapy that is targeted to BCMA
* Cohorts A, B, C, D, F: Prior treatment with chimeric antigen receptor T (CAR-T) therapy directed at any target
* Cohorts A, B, C, D, F:
* Ongoing toxicity from previous anticancer therapy must resolve to baseline levels or to Grade 1 or less except for alopecia or peripheral neuropathy
* Received a cumulative dose of corticosteroids equivalent to \>=70 mg of prednisone within the 7 days (Cohort A, B, C, F) or 14 days (Cohort D) prior to apheresis
* Serious underlying medical condition, such as (a) evidence of active viral or bacterial infection requiring systemic antimicrobial therapy, or uncontrolled systemic fungal infection; (b) active autoimmune disease or a history of autoimmune disease within 3 years; (c) overt clinical evidence of dementia or altered mental status; (d) any history of Parkinson's disease or other neurodegenerative disorder
* Cohorts A, B, C, D, E, F: Known active, or prior history of central nervous system (CNS) involvement or exhibits clinical signs of meningeal involvement of multiple myeloma
* Cohorts F, G, and H: Active malignancies (that is, progressing or requiring treatment change in the last 24 months) other than the disease being treated under study. The only allowed exceptions are: a) non-muscle invasive bladder cancer treated within the last 24 months that is considered completely cured; b) skin cancer (non-melanoma or melanoma) treated within the last 24 months that is considered completely cured; c) non-invasive cervical cancer treated within the last 24 months that is considered completely cured; d) localized prostate cancer (N0M0): with a Gleason score of greater than or equal to (=\>)6, treated within the last 24 months or untreated and under surveillance, with a Gleason score of 3+4 that has been treated more than 6 months prior to full study screening and considered to have a very low risk of recurrence, or history of localized prostate cancer and receiving androgen deprivation therapy and considered to have a very low risk of recurrence, e) breast cancer: adequately treated lobular carcinoma in situ or ductal carcinoma in situ, or history of localized breast cancer and receiving antihormonal agents and considered to have a very low risk of recurrence; f) malignancy that is considered cured with minimal risk of recurrence
* Cohorts E, G, and H: Frailty index of \>= 2 according to Myeloma Geriatric Assessment score
* Cohort A: Received a minimum of 1 to a maximum of 3 prior lines of therapy including a proteasome inhibitor (PI) and immunomodulatory therapy (IMiD), and lenalidomide refractory per International Myeloma Working Group (IMWG) guidelines
* Cohort B: Received one line of prior therapy including a PI and an IMiD, and disease progression per IMWG criteria less than or equal to (\<=) 12 months after treatment with autologous stem cell transplantation (ASCT) or \<=12 months from the start of anti-myeloma therapy for participants who have not had an ASCT
* Cohort C: Previously treated with a PI, an IMiD, an anti-CD38 monoclonal antibody and B-cell maturation antigen (BCMA)-directed therapy
* Cohort D: Newly diagnosed multiple myeloma per IMWG with a history of 4 to 8 total cycles of initial therapy, including induction, high-dose therapy, and ASCT with or without consolidation
* Cohort E: Have newly diagnosed multiple myeloma without prior therapy (one cycle of prior therapy before enrollment is acceptable) and classified as high risk defined as either: 1) International Staging System (ISS) stage III criteria, Beta 2 microglobulin greater than or equal to (\>=) 5.5 milligrams per liter (mg/L) (via local or central laboratory assessment) or 2) high risk cytogenetic features del(17/17p), t (14;16), t(14;20), 1q amplification (at least 4 total copies) in at least 20 percent (%) of the total plasma cell population
* Cohort F:
* Participant must have a documented efficacy response of very good partial response (VGPR) or better, without progressive disease prior to enrollment, as assessed per IMWG 2016 criteria
* Received initial therapy as specified below. The dose/schedule of cycles administered will be as per standard of care. It is acceptable for up to 1 cycle of the protocol-specified regimens to be missing one of the listed agents (example, held due to toxicity). Acceptable combinations include: At least 5 to 8 cycles of initial therapy with daratumumab, bortezomib, lenalidomide and dexamethasone (D-VRd). The dose/schedule of cycles administered will be as per standard of care or; at least 4 to 8 cycles of initial therapy with daratumumab, lenalidomide and dexamethasone (D-Rd) or; at least 4 to 8 cycles of initial therapy with a carfilzomib-based triplet or quadruplet regimen
* Cohort G: Not considered for high-dose chemotherapy with autologous stem cell transplantation (ASCT) due to: a) Ineligibility due to advanced age; or b) Ineligibility due to presence of comorbid condition(s) likely to have a negative impact on tolerability of high-dose chemotherapy with ASCT; or c) Subject refusal of high-dose chemotherapy with ASCT as initial treatment
* Cohort H: Considered a candidate for high-dose chemotherapy with ASCT as initial treatment
* Cohorts A, B, C, E, G, H:
* Serum monoclonal paraprotein (M-protein) level greater than or equal to (\>=) 1.0 gram per deciliter (g/dL) or urine M-protein level \>=200 milligrams (mg)/24 hours
* Light chain multiple myeloma in whom only measurable disease is by serum free light chain (FLC) levels in the serum: Serum immunoglobulin FLC \>=10 mg/dL and abnormal serum immunoglobulin kappa lambda FLC ratio
* Cohort A: For participants with neither serum nor urine measurable disease, baseline positron emission tomography/ computed tomography (PET/CT) or whole -body magnetic resonance imaging (MRI) may be used to satisfy the measurable disease criteria. A minimum of one lesion with a bi-dimensional measurement of at least 1 centimeter (cm)\*1 cm is required
* Cohorts B, C: For participants with neither serum nor urine measurable disease, baseline positron emission tomography/ computed tomography (PET/CT) or whole body magnetic resonance imaging (MRI) may be used to satisfy the measurable disease criteria
* Cohorts A, B, C, D, E, F, G, H: Eastern Cooperative Oncology Group (ECOG) performance status grade of 0 or 1
Exclusion Criteria:
* Cohorts A, B, D, F: Any therapy that is targeted to BCMA
* Cohorts A, B, C, D, F: Prior treatment with chimeric antigen receptor T (CAR-T) therapy directed at any target
* Cohorts A, B, C, D, F:
* Ongoing toxicity from previous anticancer therapy must resolve to baseline levels or to Grade 1 or less except for alopecia or peripheral neuropathy
* Received a cumulative dose of corticosteroids equivalent to \>=70 mg of prednisone within the 7 days (Cohort A, B, C, F) or 14 days (Cohort D) prior to apheresis
* Serious underlying medical condition, such as (a) evidence of active viral or bacterial infection requiring systemic antimicrobial therapy, or uncontrolled systemic fungal infection; (b) active autoimmune disease or a history of autoimmune disease within 3 years; (c) overt clinical evidence of dementia or altered mental status; (d) any history of Parkinson's disease or other neurodegenerative disorder
* Cohorts A, B, C, D, E, F: Known active, or prior history of central nervous system (CNS) involvement or exhibits clinical signs of meningeal involvement of multiple myeloma
* Cohorts F, G, and H: Active malignancies (that is, progressing or requiring treatment change in the last 24 months) other than the disease being treated under study. The only allowed exceptions are: a) non-muscle invasive bladder cancer treated within the last 24 months that is considered completely cured; b) skin cancer (non-melanoma or melanoma) treated within the last 24 months that is considered completely cured; c) non-invasive cervical cancer treated within the last 24 months that is considered completely cured; d) localized prostate cancer (N0M0): with a Gleason score of greater than or equal to (=\>)6, treated within the last 24 months or untreated and under surveillance, with a Gleason score of 3+4 that has been treated more than 6 months prior to full study screening and considered to have a very low risk of recurrence, or history of localized prostate cancer and receiving androgen deprivation therapy and considered to have a very low risk of recurrence, e) breast cancer: adequately treated lobular carcinoma in situ or ductal carcinoma in situ, or history of localized breast cancer and receiving antihormonal agents and considered to have a very low risk of recurrence; f) malignancy that is considered cured with minimal risk of recurrence
* Cohorts E, G, and H: Frailty index of \>= 2 according to Myeloma Geriatric Assessment score
Inclusion Criteria
Inclusion Criteria:
* Cohort A: Received a minimum of 1 to a maximum of 3 prior lines of therapy including a proteasome inhibitor (PI) and immunomodulatory therapy (IMiD), and lenalidomide refractory per International Myeloma Working Group (IMWG) guidelines
* Cohort B: Received one line of prior therapy including a PI and an IMiD, and disease progression per IMWG criteria less than or equal to (\<=) 12 months after treatment with autologous stem cell transplantation (ASCT) or \<=12 months from the start of anti-myeloma therapy for participants who have not had an ASCT
* Cohort C: Previously treated with a PI, an IMiD, an anti-CD38 monoclonal antibody and B-cell maturation antigen (BCMA)-directed therapy
* Cohort D: Newly diagnosed multiple myeloma per IMWG with a history of 4 to 8 total cycles of initial therapy, including induction, high-dose therapy, and ASCT with or without consolidation
* Cohort E: Have newly diagnosed multiple myeloma without prior therapy (one cycle of prior therapy before enrollment is acceptable) and classified as high risk defined as either: 1) International Staging System (ISS) stage III criteria, Beta 2 microglobulin greater than or equal to (\>=) 5.5 milligrams per liter (mg/L) (via local or central laboratory assessment) or 2) high risk cytogenetic features del(17/17p), t (14;16), t(14;20), 1q amplification (at least 4 total copies) in at least 20 percent (%) of the total plasma cell population
* Cohort F:
* Participant must have a documented efficacy response of very good partial response (VGPR) or better, without progressive disease prior to enrollment, as assessed per IMWG 2016 criteria
* Received initial therapy as specified below. The dose/schedule of cycles administered will be as per standard of care. It is acceptable for up to 1 cycle of the protocol-specified regimens to be missing one of the listed agents (example, held due to toxicity). Acceptable combinations include: At least 5 to 8 cycles of initial therapy with daratumumab, bortezomib, lenalidomide and dexamethasone (D-VRd). The dose/schedule of cycles administered will be as per standard of care or; at least 4 to 8 cycles of initial therapy with daratumumab, lenalidomide and dexamethasone (D-Rd) or; at least 4 to 8 cycles of initial therapy with a carfilzomib-based triplet or quadruplet regimen
* Cohort G: Not considered for high-dose chemotherapy with autologous stem cell transplantation (ASCT) due to: a) Ineligibility due to advanced age; or b) Ineligibility due to presence of comorbid condition(s) likely to have a negative impact on tolerability of high-dose chemotherapy with ASCT; or c) Subject refusal of high-dose chemotherapy with ASCT as initial treatment
* Cohort H: Considered a candidate for high-dose chemotherapy with ASCT as initial treatment
* Cohorts A, B, C, E, G, H:
* Serum monoclonal paraprotein (M-protein) level greater than or equal to (\>=) 1.0 gram per deciliter (g/dL) or urine M-protein level \>=200 milligrams (mg)/24 hours
* Light chain multiple myeloma in whom only measurable disease is by serum free light chain (FLC) levels in the serum: Serum immunoglobulin FLC \>=10 mg/dL and abnormal serum immunoglobulin kappa lambda FLC ratio
* Cohort A: For participants with neither serum nor urine measurable disease, baseline positron emission tomography/ computed tomography (PET/CT) or whole -body magnetic resonance imaging (MRI) may be used to satisfy the measurable disease criteria. A minimum of one lesion with a bi-dimensional measurement of at least 1 centimeter (cm)\*1 cm is required
* Cohorts B, C: For participants with neither serum nor urine measurable disease, baseline positron emission tomography/ computed tomography (PET/CT) or whole body magnetic resonance imaging (MRI) may be used to satisfy the measurable disease criteria
* Cohorts A, B, C, D, E, F, G, H: Eastern Cooperative Oncology Group (ECOG) performance status grade of 0 or 1
* Cohort A: Received a minimum of 1 to a maximum of 3 prior lines of therapy including a proteasome inhibitor (PI) and immunomodulatory therapy (IMiD), and lenalidomide refractory per International Myeloma Working Group (IMWG) guidelines
* Cohort B: Received one line of prior therapy including a PI and an IMiD, and disease progression per IMWG criteria less than or equal to (\<=) 12 months after treatment with autologous stem cell transplantation (ASCT) or \<=12 months from the start of anti-myeloma therapy for participants who have not had an ASCT
* Cohort C: Previously treated with a PI, an IMiD, an anti-CD38 monoclonal antibody and B-cell maturation antigen (BCMA)-directed therapy
* Cohort D: Newly diagnosed multiple myeloma per IMWG with a history of 4 to 8 total cycles of initial therapy, including induction, high-dose therapy, and ASCT with or without consolidation
* Cohort E: Have newly diagnosed multiple myeloma without prior therapy (one cycle of prior therapy before enrollment is acceptable) and classified as high risk defined as either: 1) International Staging System (ISS) stage III criteria, Beta 2 microglobulin greater than or equal to (\>=) 5.5 milligrams per liter (mg/L) (via local or central laboratory assessment) or 2) high risk cytogenetic features del(17/17p), t (14;16), t(14;20), 1q amplification (at least 4 total copies) in at least 20 percent (%) of the total plasma cell population
* Cohort F:
* Participant must have a documented efficacy response of very good partial response (VGPR) or better, without progressive disease prior to enrollment, as assessed per IMWG 2016 criteria
* Received initial therapy as specified below. The dose/schedule of cycles administered will be as per standard of care. It is acceptable for up to 1 cycle of the protocol-specified regimens to be missing one of the listed agents (example, held due to toxicity). Acceptable combinations include: At least 5 to 8 cycles of initial therapy with daratumumab, bortezomib, lenalidomide and dexamethasone (D-VRd). The dose/schedule of cycles administered will be as per standard of care or; at least 4 to 8 cycles of initial therapy with daratumumab, lenalidomide and dexamethasone (D-Rd) or; at least 4 to 8 cycles of initial therapy with a carfilzomib-based triplet or quadruplet regimen
* Cohort G: Not considered for high-dose chemotherapy with autologous stem cell transplantation (ASCT) due to: a) Ineligibility due to advanced age; or b) Ineligibility due to presence of comorbid condition(s) likely to have a negative impact on tolerability of high-dose chemotherapy with ASCT; or c) Subject refusal of high-dose chemotherapy with ASCT as initial treatment
* Cohort H: Considered a candidate for high-dose chemotherapy with ASCT as initial treatment
* Cohorts A, B, C, E, G, H:
* Serum monoclonal paraprotein (M-protein) level greater than or equal to (\>=) 1.0 gram per deciliter (g/dL) or urine M-protein level \>=200 milligrams (mg)/24 hours
* Light chain multiple myeloma in whom only measurable disease is by serum free light chain (FLC) levels in the serum: Serum immunoglobulin FLC \>=10 mg/dL and abnormal serum immunoglobulin kappa lambda FLC ratio
* Cohort A: For participants with neither serum nor urine measurable disease, baseline positron emission tomography/ computed tomography (PET/CT) or whole -body magnetic resonance imaging (MRI) may be used to satisfy the measurable disease criteria. A minimum of one lesion with a bi-dimensional measurement of at least 1 centimeter (cm)\*1 cm is required
* Cohorts B, C: For participants with neither serum nor urine measurable disease, baseline positron emission tomography/ computed tomography (PET/CT) or whole body magnetic resonance imaging (MRI) may be used to satisfy the measurable disease criteria
* Cohorts A, B, C, D, E, F, G, H: Eastern Cooperative Oncology Group (ECOG) performance status grade of 0 or 1
Gender
All
Gender Based
false
Keywords
Cellular Therapy
CAR-T Therapy
BCMA CAR-T
Healthy Volunteers
No
Last Update Post Date
Last Update Post Date Type
Actual
Last Update Submit Date
Minimum Age
18 Years
NCT Id
NCT04133636
Org Class
Industry
Org Full Name
Janssen Research & Development, LLC
Org Study Id
CR108581
Overall Status
Recruiting
Phases
Phase 2
Primary Completion Date
Primary Completion Date Type
Estimated
Official Title
A Phase 2, Multicohort Open-Label Study of JNJ-68284528, a Chimeric Antigen Receptor T Cell (CAR-T) Therapy Directed Against BCMA in Subjects With Multiple Myeloma
Primary Outcomes
Outcome Description
MRD negative rate is the percentage of participants who achieve MRD negative status by evaluation of bone marrow aspirate as defined by the International Myeloma Working Group (IMWG) criteria.
Outcome Measure
Cohorts A, B, C, D, E, and F: Percentage of Participants with Negative Minimal Residual Disease (MRD)
Outcome Time Frame
At least 1 year after JNJ-68284528 infusion on Day 1
Outcome Description
Sustained MRD-negative CR is defined as participants with CR or better who sustain MRD-negative status, as determined by next-generation sequencing (NGS) or next generation flowcytometry (NGF) with sensitivity of 10\^-5, for at least 12 months without any examination showing MRD positive status or progressive disease in between.
Outcome Measure
Cohorts G and H: Percentage of Participants with Sustained MRD Negative Complete Response (CR)
Outcome Time Frame
At least 1 year after JNJ-68284528 infusion on Day 1
Secondary Ids
Secondary Id
68284528MMY2003
Secondary Id
2018-004124-10
Secondary Id
2023-506587-13-00
Secondary Outcomes
Outcome Description
ORR is defined as the percentage of participants who achieve a partial response (PR) or better according to the IMWG criteria.
Outcome Time Frame
Up to 2 years and 6 months
Outcome Measure
Overall Response Rate (ORR)
Outcome Description
The VGPR or better rate (stringent complete responses \[sCR\] + complete response \[CR\] + VGPR), defined as the percentage of participants achieving VGPR or better response according to IMWG criteria during or after the study treatment.
Outcome Time Frame
Up to 2 years and 6 months
Outcome Measure
Cohorts A, B, C, D, E, and F: VGPR or Better Rate
Outcome Description
CBR is defined as the percentage of participants who achieve ORR (sCR + CR + VGPR + PR) + minimal response (MR) according to the IMWG criteria.
Outcome Time Frame
Up to 2 years and 6 months
Outcome Measure
Cohorts A, B, C, D, E, and F: Clinical Benefit Rate (CBR)
Outcome Description
DOR will be calculated among responders from the date of initial documentation of a response (PR or better) to the date of first documented evidence of progressive disease according to the IMWG criteria.
Outcome Time Frame
Up to 2 years and 6 months
Outcome Measure
Duration of Response (DOR)
Outcome Description
TTR is defined as the time from the date of the initial infusion of JNJ-68284528 and the first efficacy evaluation that the participant has met all criteria for PR or better.
Outcome Time Frame
Up to 2 years and 6 months
Outcome Measure
Time to Response (TTR)
Outcome Description
MRD negative rate at 12 months for participants who achieved a complete response (CR) is defined as the percentage of participants who are MRD negative by bone marrow aspirate and meet the IMWG criteria for CR at 12 months after initial dose of JNJ-68284528 and before disease progression or starting subsequent therapy including retreatment of JNJ-68284528.
Outcome Time Frame
12 months
Outcome Measure
Cohorts A, B, C, D, E, and F: MRD Negative Rate at 12 Months for Participants who Achieve a Complete Response (CR)
Outcome Description
Time to MRD negativity will be calculated in participants who are MRD negative by bone marrow aspirate from the date of the initial infusion of JNJ-68284528 to the initial date of reaching the MRD negative status.
Outcome Time Frame
Up to 2 years and 6 months
Outcome Measure
Time to MRD Negativity
Outcome Description
Duration of MRD negativity will be calculated among participants who are MRD negative by bone marrow aspirate from the date of initial MRD negativity to the date when MRD is detected at the same threshold (10\^-5).
Outcome Time Frame
Up to 2 years and 6 months
Outcome Measure
Duration of MRD Negativity
Outcome Description
MRD negative rate across clinical response groups will be assessed for all participants who achieved a complete response (CR) or stringent complete response (sCR) or very good partial response (VGPR) according to the IMWG criteria during or after the study treatment. MRD negative rate is defined as the percentage of participants who have negative MRD by bone marrow aspirate at any timepoint.
Outcome Time Frame
Up to 2 years and 6 months
Outcome Measure
Cohorts A, B, C, D, E, and F: MRD Negative Rate Across Clinical Response
Outcome Description
An assessment of severity grade will be made according to the National Cancer Institute Common Terminology Criteria for Adverse Events (NCI CTCAE), with the exception of cytokine release syndrome (CRS), and immune effector cell-associated neurotoxicity syndrome (ICANS). CRS and ICANS will be evaluated according to the American Society for Transplantation and Cellular Therapy (ASTCT) consensus grading.
Outcome Time Frame
Up to 2 years and 6 months
Outcome Measure
Number of Participants with Adverse Events by Severity
Outcome Description
An AE is any untoward medical event that occurs in a participant administered an investigational product, and it does not necessarily indicate only events with clear causal relationship with the relevant investigational product.
Outcome Time Frame
Up to 2 years and 6 months
Outcome Measure
Number of Participants with Adverse Events (AE) as a Measure of Safety and Tolerability
Outcome Description
Number of participants with laboratory abnormalities will be reported.
Outcome Time Frame
Up to 2 years and 6 months
Outcome Measure
Number of Participants with Laboratory Abnormalities
Outcome Description
Number of participants with vital signs abnormalities will be reported.
Outcome Time Frame
Up to 2 years and 6 months
Outcome Measure
Number of Participants with Vital Signs Abnormalities
Outcome Description
Levels of expression of BCMA-expressing plasma cells in the bone marrow as well as the level of soluble BCMA in blood will be reported.
Outcome Time Frame
Up to 1 year
Outcome Measure
Cohorts A, B, C, D, E, and F: Levels of B-Cell Maturation Antigen (BCMA) Expressing Cells and Soluble BCMA
Outcome Description
Blood cytokine concentrations (Interleukin \[IL\]-6, IL-15, IL-10, and Interferon \[IFN-gamma\]) will be measured for biomarker assessment.
Outcome Time Frame
Up to 1 year
Outcome Measure
Cohorts A, B, C, D, E, and F: Systemic Inflammatory Cytokine Concentrations
Outcome Description
Levels of JNJ-68284528 T cell expansion (proliferation), and persistence via monitoring CAR-T positive cell counts and CAR transgene level will be reported.
Outcome Time Frame
Up to 1 year
Outcome Measure
Cohorts A, B, C, D, E, and F: Levels of JNJ-68284528 T Cell Expansion (proliferation), and Persistence
Outcome Description
Number of participants exhibiting anti-drug antibodies for JNJ-68284528 will be reported.
Outcome Time Frame
Up to 1 year
Outcome Measure
Cohorts A, B, C, D, E, and F: Number of Participants with Anti-JNJ-68284528 Antibodies
Outcome Description
CR or better is defined as the percentage of participants achieving CR or sCR prior to subsequent antimyeloma therapy in accordance with the IMWG criteria during or after the study treatment.
Outcome Time Frame
Up to 2 years 6 months
Outcome Measure
Cohorts G and H: Percentage of Participants with Complete Response (CR) or Better
Outcome Description
MRD-negative CR/sCR is defined as the percentage of participants who achieve MRD-negative status, as determined by NGS/NGF with sensitivity of 10\^-5, at any time after enrollment and prior to progressive disease or subsequent antimyeloma therapy and who achieve CR/sCR or better.
Outcome Time Frame
Up to 2 years 6 months
Outcome Measure
Cohorts G and H: Percentage of Participants with MRD-negative CR or sCR
Outcome Description
PFS2 is defined as the time interval between the start of study treatment and date of event, which is defined as death from any cause or PD as assessed by investigator that starts after the next line of therapy, whichever occurs first.
Outcome Time Frame
Up to 2 years and 6 months
Outcome Measure
Cohorts G and H: Progression-free Survival on Next-line Therapy (PFS2)
Outcome Description
OS is defined as the time from the start of study treatment to the date of the participant's death.
Outcome Time Frame
Up to 2 years and 6 months
Outcome Measure
Cohorts G and H: Overall Survival (OS)
Outcome Description
PFS is defined as the time from the start of study treatment to the date of first documented disease progression, as defined in the IMWG criteria, or death due to any cause, whichever occurs first.
Outcome Time Frame
Up to 2 years and 6 months
Outcome Measure
Cohorts G and H: Progression-free Survival (PFS)
Outcome Description
Number of participants with measurable RCL in whole blood will be reported.
Outcome Time Frame
Up to 2 years and 6 months
Outcome Measure
Cohorts G and H: Number of Participants with Measurable Replication Competent Lentivirus (RCL) in Whole Blood
Start Date
Start Date Type
Actual
Status Verified Date
First Post Date
First Post Date Type
Actual
First Submit Date
First Submit QC Date
Std Ages
Adult
Older Adult
Maximum Age Number (converted to Years and rounded down)
999
Minimum Age Number (converted to Years and rounded down)
18
Investigators
Investigator Type
Principal Investigator
Investigator Name
Ridhi Gupta
Investigator Email
ridgupta@montefiore.org