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Trial · NCT03436732

Mesothelin-Targeted Immunotoxin LMB-100 in Combination With SEL-110 in Subjects With Malignant Pleural or Peritoneal Mesothelioma

NCT03436732, Phase 1, Terminated, National Cancer Institute (NCI); results first posted 2019-11-22

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Mesothelin-Targeted Immunotoxin LMB-100 in Combination With SEL-110 in Subjects With Malignant Pleural or Peritoneal Mesothelioma. Trials, record NCT03436732. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT03436732

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Mesothelin-Targeted Immunotoxin LMB-100 in Combination With SEL-110 in Subjects With Malignant Pleural or Peritoneal Mesothelioma
NCT number
NCT03436732
Status
Terminated
Phases
Phase 1
Enrollment
5 participants, actual
Lead sponsor
National Cancer Institute (NCI)
Conditions
Mesothelioma
Interventions
LMB-100, SEL-110
First posted
2018-02-19
Last updated
2019-11-22
Results first posted
2019-11-22

Source ClinicalTrials.gov

Registered outcomes5

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryNumber of Participants With Grade ≥3 Adverse Events Related to Study Drug at Dose Level 140 mcg/kg and 100 mcg/kgDay 85
Here are the grade ≥3 adverse events at each dose level assessed by the Common Terminology Criteria in Adverse Events CTCAE v5.0. A serious adverse event is an adverse event or suspected adverse reaction that results in death, a life threatening adverse drug experience, hospitalization, disruption of the ability to conduct normal life functions, congenital anomaly/birth defect or important medical events that jeopardize the patient or subject and may require medical or surgical intervention to prevent one of the previous outcomes mentioned. Grade 3 is Severe or medically significant but not immediately life-threatening;hospitalization or prolongation of hospitalization indicated; disabling;limiting self care ADL (i.e., bathing, dressing and undressing, feeding self, using the toilet, taking medications, and not bedridden. Grade 4 is life-threatening consequences;urgent intervention indicated. Grade 5 is death related to adverse event.
PrimaryMaximum Tolerated Dose (MTD)Day 21
MTD is defined as the highest tested dose of LMB-100 and SEL-110 at which no more than 1 of 6 subjects experience a dose limiting toxicity. A dose limiting toxicity is defined as any of the following: Grade 4 neutropenia for a minimum duration of 7 days. Grade 4 thrombocytopenia (≤25.0 x 10(9) cells/L), Grade 3 thrombocytopenia associated with bleeding episodes, and Grade 4 anemia. Grade ≥3 non-hematological toxicity with the exception of Alopecia (any grade), Grade 3 nausea and vomiting lasting \> 48 hours despite appropriate treatment, Grade 3 diarrhea lasting for ≤ 2 days with no fever or dehydration, and laboratory values of ≥ grade 3 that are judged not clinically significant by the investigator. Any other drug related toxicity considered significant enough to be qualified as a DLT in the opinion of the principal investigator. Inability to start cycle 2 within 3 weeks after completing cycle 1 due to drug-related adverse events.
SecondaryNumber of Participants With Partial Response or Complete Response (PR + CR)42 days
Response is defined by the Response Evaluation Criteria in Solid Tumors (RECIST) v1.1. Complete Response is disappearance of all target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to \<10 mm. Partial Response is at least a 30% decrease in the sum of the diameters of target lesion, taking as reference the smallest sum on study (this includes the baseline sum if that is the smallest on study). In addition to the relative increase of 20%, the sum must also demonstrate an absolute increase of at least 5 mm.
SecondaryFraction of Participants With Detectable LMB-100 in Blood After Cycle 4Day 85
Blood is measured for a detectable level of LMB-100 in the blood. LMB-100 is either detectable in the blood or not. A detectable level of LMB-100 in the blood is considered a desirable outcome for the participant. Hence, the reverse is not a considered a desirable outcome for the participant.
SecondaryNumber of Participants With Serious and Non-Serious Adverse EventsDate treatment consent signed to date off study, approximately one month and 25 days for the 100 mcg/kg Arm/Group, and 9 months and 28 days for the 140 mcg/kg Arm/Group.
Here is the count of participants with serious and non-serious adverse events assessed by the Common Terminology Criteria in Adverse Events (CTCAE v5.0). A non-serious adverse event is any untoward medical occurrence. A serious adverse event is an adverse event or suspected adverse reaction that results in death, a life threatening adverse drug experience, hospitalization, disruption of the ability to conduct normal life functions, congenital anomaly/birth defect or important medical events that jeopardize the patient or subject and may require medical or surgical intervention to prevent one of the previous outcomes mentioned.

Outcomes5

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYNumber of Participants With Grade ≥3 Adverse Events Related to Study Drug at Dose Level 140 mcg/kg and 100 mcg/kgDay 85ParticipantsCOUNT_OF_PARTICIPANTS
PRIMARYMaximum Tolerated Dose (MTD)Day 21MTD was not found because the study was closed due to a fatal occurrence of pneumonitis that was attributed to one of the study drugs.
SECONDARYNumber of Participants With Partial Response or Complete Response (PR + CR)42 daysParticipantsCOUNT_OF_PARTICIPANTS
SECONDARYFraction of Participants With Detectable LMB-100 in Blood After Cycle 4Day 85This outcome measure was not done because the study was closed due to a fatal occurrence of pneumonitis that was attributed to one of the study drugs.
SECONDARYNumber of Participants With Serious and Non-Serious Adverse EventsDate treatment consent signed to date off study, approximately one month and 25 days for the 100 mcg/kg Arm/Group, and 9 months and 28 days for the 140 mcg/kg Arm/Group.ParticipantsCOUNT_OF_PARTICIPANTS

Results by group10

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Number of Participants With Grade ≥3 Adverse Events Related to Study Drug at Dose Level 140 mcg/kg and 100 mcg/kg140 mcg/kgGrade 4 pericardial effusion1Participants
Number of Participants With Grade ≥3 Adverse Events Related to Study Drug at Dose Level 140 mcg/kg and 100 mcg/kg100 mcg/kgGrade 4 pericardial effusion0Participants
Number of Participants With Grade ≥3 Adverse Events Related to Study Drug at Dose Level 140 mcg/kg and 100 mcg/kg140 mcg/kgGrade 5 pneumonitis0Participants
Number of Participants With Grade ≥3 Adverse Events Related to Study Drug at Dose Level 140 mcg/kg and 100 mcg/kg100 mcg/kgGrade 5 pneumonitis1Participants
Number of Participants With Partial Response or Complete Response (PR + CR)140 mcg/kgPartial Response0Participants
Number of Participants With Partial Response or Complete Response (PR + CR)100 mcg/kgPartial Response0Participants
Number of Participants With Partial Response or Complete Response (PR + CR)140 mcg/kgComplete Response0Participants
Number of Participants With Partial Response or Complete Response (PR + CR)100 mcg/kgComplete Response0Participants
Number of Participants With Serious and Non-Serious Adverse Events140 mcg/kg3Participants
Number of Participants With Serious and Non-Serious Adverse Events100 mcg/kg1Participants

Participant flow6

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTED140 mcg/kg LMB-100 + SEL-1104
Overall StudySTARTED100 mcg/kg LMB-100 + SEL-1101
Overall StudyCOMPLETED140 mcg/kg LMB-100 + SEL-1100
Overall StudyCOMPLETED100 mcg/kg LMB-100 + SEL-1100
Overall StudyNOT COMPLETED140 mcg/kg LMB-100 + SEL-1104
Overall StudyNOT COMPLETED100 mcg/kg LMB-100 + SEL-1101

Adverse events144

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherActivated partial thromboplastin time prolongedInvestigations140 mcg/kg LMB-100 + SEL-110141
otherActivated partial thromboplastin time prolongedInvestigations100 mcg/kg LMB-100 + SEL-110111
otherAlanine aminotransferase increasedInvestigations140 mcg/kg LMB-100 + SEL-110243
otherAlanine aminotransferase increasedInvestigations100 mcg/kg LMB-100 + SEL-110010
otherAlkaline phosphatase increasedInvestigations140 mcg/kg LMB-100 + SEL-110142
otherAlkaline phosphatase increasedInvestigations100 mcg/kg LMB-100 + SEL-110010
otherAnemiaBlood and lymphatic system disorders140 mcg/kg LMB-100 + SEL-110242
otherAnemiaBlood and lymphatic system disorders100 mcg/kg LMB-100 + SEL-110114
otherAnorexiaMetabolism and nutrition disorders140 mcg/kg LMB-100 + SEL-110141
otherAnorexiaMetabolism and nutrition disorders100 mcg/kg LMB-100 + SEL-110111

Adverse event totals6

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortality140 mcg/kg LMB-100 + SEL-11024
Total, all-cause mortality100 mcg/kg LMB-100 + SEL-11011
Total, other adverse events140 mcg/kg LMB-100 + SEL-11034
Total, other adverse events100 mcg/kg LMB-100 + SEL-11011
Total, serious adverse events140 mcg/kg LMB-100 + SEL-11034
Total, serious adverse events100 mcg/kg LMB-100 + SEL-11011

Papers0

The papers the trial lists on ClinicalTrials.gov.

None in this release.

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons3

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

ComparisonSource
140 mcg/kg vs 100 mcg/kg: Number of Participants With Serious and Non-Serious Adverse EventsTrial comparisons
140 mcg/kg LMB-100 + SEL-110 vs 100 mcg/kg LMB-100 + SEL-110: deaths from any causeTrial comparisons
140 mcg/kg LMB-100 + SEL-110 vs 100 mcg/kg LMB-100 + SEL-110: serious adverse eventsTrial comparisons

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT03436732

GET https://conductscience.org/api/trials/v1/NCT03436732/events?page=2