First in Human Study of TORL-2-307-MAB in Participants With Advanced Cancer
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ClinicalTrials.gov Identifier: NCT05159440 |
Recruitment Status :
Recruiting
First Posted : December 16, 2021
Last Update Posted : February 8, 2022
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Advanced Solid Tumor Gastric Cancer Pancreas Cancer Gastroesophageal Junction Adenocarcinoma | Drug: TORL-2-307-MAB | Phase 1 |
Study Type : | Interventional (Clinical Trial) |
Estimated Enrollment : | 70 participants |
Allocation: | Non-Randomized |
Intervention Model: | Sequential Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Treatment |
Official Title: | A Phase 1, First in Human, Dose-Escalation Study of TORL-2-307-MAB in Participants With Advanced Cancer |
Actual Study Start Date : | January 20, 2022 |
Estimated Primary Completion Date : | December 15, 2024 |
Estimated Study Completion Date : | December 15, 2025 |

Arm | Intervention/treatment |
---|---|
Experimental: Monotherapy Dose Dose Finding - Part 1
TORL-2-307-MAB
|
Drug: TORL-2-307-MAB
monoclonal antibody |
Experimental: Expansion as Monotherapy - Part 2
TORL-2-307-MAB
|
Drug: TORL-2-307-MAB
monoclonal antibody |
- Incidence and severity of adverse events and serious adverse events [ Time Frame: up to 2 years ]Incidence and severity of adverse events, serious adverse events, according to NCI-CTCAE Version 5.0
- Maximum Tolerated Dose (MTD) [ Time Frame: 28 Days ]Highest administered dose with < 33% participants experiencing dose limiting toxicity (DLT) in the first 6 DLT evaluable participants
- Recommended Phase 2 Dose (RP2D) [ Time Frame: up to 2 years ]Based on the maximum tolerated dose, cumulative safety, and pharmacokinetic data
- Objective Response Rate (ORR) [ Time Frame: up to 2 years ]Percentage of participants with best response of complete response (CR) or partial response (PR) according to RECIST 1.1
- Duration of Response (DOR) [ Time Frame: up to 2 years ]Time from CR or PR to objective disease progression or death to any cause
- Progression Free Survival (PFS) [ Time Frame: up to 2 years ]PFS is defined as the time from the start of the treatment until objective disease progression or death from any cause
- Time to Response (TTR) [ Time Frame: up to 2 years ]Time from start of treatment to complete response or partial response
- 1 Year Overall Survival (1YOS) [ Time Frame: 1 year ]Proportion of participants alive at 1 year from the start of treatment to death from any cause
- 2 Year Overall Survival (2YOS) [ Time Frame: 2 years ]Proportion of participants alive at 2 years from the start of treatment to death from any cause
- Number of anti-drug antibody (ADA) Positive Participants [ Time Frame: up to 2 years ]Immunogenicity will be measured by the number of participants that are ADA positive.
- Maximum Serum Concentration of TORL-2-307-MAB (Cmax) [ Time Frame: 21 days ]PK assessment
- Minimum Serum Concentration of TORL-2-307-MAB (Cmin) [ Time Frame: 21 days ]PK assessment
- Maximum Serum Concentration of TORL-2-307-MAB at Steady State (Cmax,ss) [ Time Frame: 63 days ]PK assessment
- Minimum Serum Concentration of TORL-2-307-MAB at Steady State (Cmin,ss) [ Time Frame: 63 days ]PK assessment
- Time of Maximum Serum Concentration of TORL-2-307-MAB (Tmax) [ Time Frame: 21 days ]PK assessment
- Time of Minimum Serum Concentration of TORL-2-307-MAB (Tmin) [ Time Frame: 21 days ]PK Assessment
- Time of Minimum Serum Concentration of TORL-2-307-MAB at Steady State (Tmin,ss) [ Time Frame: 63 days ]PK Assessment
- Terminal Half-life (t1/2) of Serum TORL-2-307-MAB [ Time Frame: 63 days ]PK Assessment
- Area under the Serum Concentration-Time curve from the time of dosing to the last measurable concentration (AUClast) for TORL-1-23 [ Time Frame: 21 days ]PK Assessment
- Area under the Serum Concentration-Time curve from the time of dosing extrapolated to time infinity (AUCinf) for TORL-1-23 [ Time Frame: 63 days ]PK Assessment
- Apparent volume of distribution during the terminal phase (Vz) of TORL-2-307-MAB [ Time Frame: 63 days ]PK Assessment
- Clearance (CL) of TORL-2-307-MAB [ Time Frame: 63 days ]PK Assessment
- Accumulation ratio (Rac) of TORL-2-307-MAB [ Time Frame: 63 days ]PK Assessment

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 |
Inclusion Criteria:
- Advanced solid tumor
- Measurable disease, per RECIST v1.1
- Eastern Cooperative Oncology Group (ECOG) performance status 0-1
- Adequate organ function
Exclusion Criteria:
- Has not recovered [recovery is defined as NCI CTCAE, version 5.0, grade ≤1] from the acute toxicities of previous therapy, except treatment-related alopecia or laboratory abnormalities otherwise meeting eligibility requirements
- Received prior chemotherapeutic, investigational, or other therapies for the treatment of cancer within 14 days with small molecule and within 28 days with biologic before the first dose of TORL-2-307-MAB
- Progressive or symptomatic brain metastases
- Serious, uncontrolled medical disorder, nonmalignant systemic disease, or active, uncontrolled infection
- History of significant cardiac disease
- History of myelodysplastic syndrome (MDS) or AML
- History of another cancer within 3 years before Day 1 of study treatment, with the exception of basal or squamous cell carcinoma of the skin that has been definitively treated. A history of other malignancies with a low risk of recurrence, including appropriately treated ductal carcinoma in situ (DCIS) of the breast and prostate cancer with a Gleason score less than or equal to 6, are also not excluded
- If female, is pregnant or breastfeeding

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): NCT05159440
Contact: Stephen Letrent, PharmD, PhD | 858-342-6652 | stephen.letrent@torlbio.com |
United States, California | |
UCLA - JCCC Clinical Research Unit | Recruiting |
Los Angeles, California, United States, 90095 | |
Contact: Zev Wainberg, MD 310-586-2094 |
Study Director: | Stephen Letrent, PharmD, PhD | TORL Biotherapeutics, LLC |
Responsible Party: | TORL Biotherapeutics, LLC |
ClinicalTrials.gov Identifier: | NCT05159440 |
Other Study ID Numbers: |
TORL2307MAB-001 |
First Posted: | December 16, 2021 Key Record Dates |
Last Update Posted: | February 8, 2022 |
Last Verified: | January 2022 |
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 |
Pancreatic Neoplasms Neoplasms Digestive System Neoplasms Neoplasms by Site |
Digestive System Diseases Endocrine Gland Neoplasms Pancreatic Diseases Endocrine System Diseases |