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NCT05688215 · Jonsson Comprehensive Cancer Center

Zimberelimab and Quemliclustat in Combination With Chemotherapy for the Treatment of Patients With Borderline Resectable and Locally Advanced Pancreatic Adenocarcinoma

What this study is about

This phase I/II study tests how well zimberelimab and quemliclustat work in combination with chemotherapy (mFOLFIRINOX) in treating patients pancreatic adenocarcinoma that may or may not be able to be removed by surgery (borderline resectable) or that has spread to nearby tissue or lymph nodes (locally advanced).

View original scientific description

This phase I/II study tests how well zimberelimab and quemliclustat work in combination with chemotherapy (mFOLFIRINOX) in treating patients pancreatic adenocarcinoma that may or may not be able to be removed by surgery (borderline resectable) or that has spread to nearby tissue or lymph nodes (locally advanced). Immunotherapy with monoclonal antibodies, such as zimberelimab, may help the body's immune system attack the cancer, and may interfere with the ability of tumor cells to grow and spread. Quemliclustat acts as a blocker for adenosine. Adenosine is a chemical produced in the body that can lead to a decrease in the immune system's response towards cancer. Quemliclustat has the potential to decrease the amount of adenosine, allowing the immune system to recognize and act against the cancer. Chemotherapy drugs, such as oxaliplatin, irinotecan, leucovorin, and fluorouracil, work in different ways to stop the growth of cancer cells, either by killing the cells, by stopping them from dividing, or by stopping them from spreading. Giving chemotherapy in combination with zimberelimab and quemliclustat may kill more cancer cells than chemotherapy alone.

Interventions

PROCEDURE

Biospecimen Collection

Undergo collection of blood and tissue samples

PROCEDURE

Computed Tomography

Undergo a CT scan

PROCEDURE

Core Biopsy

Undergo core biopsy

DRUG

Fluorouracil

Given IV

DRUG

Irinotecan

Given IV

DRUG

Leucovorin

Given IV

DRUG

Leucovorin Calcium

Given IV

DRUG

Oxaliplatin

Given IV

DRUG

Quemliclustat

Given intravenously (IV)

DRUG

Zimberelimab

Given IV

Primary outcome measures

Incidence of adverse events (BPRC Cohort)

Time frame: From baseline measurement to 90 days after the last dose of study treatment.

All safety summaries and analyses will be based upon the Safety Population, as defined in this study protocol, will include all randomized participants who receive at least 1 dose of any study drug. Overall exposure to study drug, the numbers of participants completing each cycle, and the dose intensity will be summarized using descriptive statistics. The number of participants with any dose adjustment will be presented for entire treatment period as well as for each cycle. The number of participants with dose reductions, dose delays, or dose omissions will also be summarized, as will the reasons for dose adjustments. Adverse events (AEs) and serious adverse events (SAEs) will be reported using Common Terminology Criteria for Adverse Events (CTCAE) version (v)5.0 terminology and severity.

Resection rate (BPRC Cohort)

Time frame: Up to 2 years

Simon's two-stage design will be used to demonstrate the resection rate is greater than 50%.

Progression free survival (PFS) (LAPC Cohort)

Time frame: Up to 2 years

Descriptive statistics with frequency and proportion will be used to summarize R0 resection rate and PFS. Kaplan-Meier methods will be used to analyze PFS and to generate 95% confidence interval (CI).

Number of participants who develop clinically relevant pancreatic fistula (BPRC Cohort)

Time frame: Up to 2 years

Who can participate

This study lists these criteria on ClinicalTrials.gov. A study coordinator reviews eligibility during screening — this page does not determine whether you qualify.

Inclusion criteria

  • Male or female \>= 18 years of age and willing and able to provide informed consent
  • Previously untreated cytologically or histologically confirmed pancreatic adenocarcinoma with one of the following:
  • Borderline resectable disease. There are multiple definitions of borderline resectable PDAC including the MD Anderson definition and the criteria developed during the Consensus Conference sponsored by the American Hepato-Pancreato-Biliary Association, Society of Surgical Oncology, and Society for Surgery of the Alimentary Tract. Borderline resectable PDAC cases will be identified per the definition developed in the currently running inter-group pilot trial for borderline resectable pancreatic cancer (NCT01821612). Per this trial, borderline resectable PDAC is defined as the presence of any one or more of the following on CT;
  • An interface between the primary tumor and the superior mesenteric vein or portal vein (SMV-PV) measuring \>= 180 degrees of the circumference of the vessel wall
  • Short-segment occlusion of the SMV-PV with normal vein above and below the level of obstruction that is amenable to resection and venous reconstruction
  • Short segment interface (of any degree) between tumor and hepatic artery with normal artery proximal and distal to the interface that is amenable to resection and reconstruction
  • An interface between the tumor and SMA measuring \< 180 degrees of the circumference of the vessel wall
  • Locally advanced disease. Multiple guidelines defining locally advanced PDAC have been developed, including the MD Anderson definition, the National Comprehensive Cancer Network (NCCN) definition, as well as the criteria developed during the Consensus Conference sponsored by the American Hepato-Pancreato-Biliary Association, Society of Surgical Oncology, and Society for Surgery of the Alimentary Tract. Locally advanced PDAC cases will be identified per the definition developed by the Alliance for Clinical Trials in Oncology. Per this definition, locally advanced PDAC is defined as presence of any one or more of the following on CT;
  • Occlusion of the SMV-PV that is not amenable to resection and venous reconstruction
  • Interface between tumor and hepatic artery that is not amenable to resection and reconstruction
  • Interface between the tumor and SMA measuring \> 180 degrees of the circumference of the vessel wall
  • Interface between the tumor and celiac axis measuring \> 180 degrees of the circumference of the vessel wall
  • Eastern Cooperative Oncology Group (ECOG) performance status of 0-1
  • Absolute neutrophil count (ANC) \>= 1.5 x 10\^9/L
  • Platelets \>= 100 x 10\^9/L
  • Hemoglobin \>= 9 g/dL
  • Serum creatinine (sCr) =\< 1.5 x upper limit of normal (ULN) or Creatinine clearance (Ccr) \>= 40 mL/min (as calculated by Modified Cockcroft-Gault formula)
  • Aspartate aminotransferase (AST) (serum glutamic-oxaloacetic transaminase (AST/\[SGOT\]) and alanine aminotransferase (ALT) (serum glutamate pyruvate transaminase \[SGPT\]) =\< 2.5 X ULN
  • Women with no childbearing potential because of surgery or who are at least 1 year postmenopausal (ie, 12 months post last menstrual period) or with menopause confirmed by follicle-stimulating hormone testing
  • Women of childbearing potential must use an effective nonhormonal method of contraception (intrauterine device or intrauterine system; condom or occlusive cap \[diaphragm or cervical or vault caps\] with spermicidal foam or gel or film or cream or suppository; or vasectomized male partner if he is the sole partner of that participant) for the duration of the study and for up to 6 months after the last dose of zimberelimab or quemliclustat
  • Male participants must use an effective method of contraception (condom or occlusive cap \[diaphragm or cervical or vault caps\] with spermicidal foam or gel or film or cream or suppository, or vasectomy) throughout the study and for up to 6 months after the last dose of zimberelimab or quemliclustat
  • Immunosuppressive doses of systemic medications, such as corticosteroids or absorbed topical corticosteroids (doses \> 10 mg/day prednisone or equivalent) must be discontinued at least 2 weeks (14 days) before study treatment administration. Physiologic doses of corticosteroids (=\< 10 mg/day of prednisone or its equivalent) or short pulses of corticosteroids (=\< 3 days) may be permitted
  • Prior surgery that required general anesthesia or other major surgery as defined by the Investigator must be completed at least 4 weeks before study treatment administration. Surgery requiring regional/epidural anesthesia must be completed at least 72 hours before study treatment administration. Participants should have recovered from the surgical procedure prior to the first dose being administered

Exclusion criteria

  • Recurrent or metastatic pancreatic adenocarcinoma
  • Peripheral neuropathy \> grade 2
  • Known status of human immunodeficiency virus (HIV) which is not well-controlled (CD4 \<300) at the time of study eligibility. Patients with controlled and treated HIV/Hepatitis C virus (HCV) and an undetectable viral load are allowed
  • Untreated Hepatitis B infection: Patient has known active hepatitis B virus (HBV) or hepatitis C virus (HCV), or Human immunodeficiency virus (HIV) infection (testing is not mandatory, unless required by local regulation)
  • Participants with resolved or treated HCV (ie, HCV antibody positive but undetectable HCV ribonucleic acid \[RNA\]) will not be excluded from this study
  • Underlying medical conditions that, in the Investigator's or Sponsor's opinion, will make the administration of Investigational products (IPs) hazardous, including but not limited to:
  • Interstitial lung disease, including history of interstitial lung disease or non-infectious pneumonitis (lymphangitic spread of non-small cell lung cancer (NSCLC) is not disqualifying)
  • Active viral, bacterial, or fungal infections requiring parenteral treatment within 14 days of the initiation of the IP
  • Active infection or antibiotics within 48 hours prior to study screening
  • Clinically significant cardiovascular disease
  • A condition or unresolved adverse event (AE) from a prior investigational drug that may obscure the interpretation of toxicity determination or AEs
  • History of prior solid-organ transplantation
  • Currently active second primary malignancy or history of malignancy less than 5 years prior to the time of study eligibility (Patients with history of skin cancers excluding melanoma will be eligible for participation)
  • Serious medical comorbidities such as New York Heart Association Class III/IV cardiac disease, uncontrolled cardiac arrhythmias, myocardial infarction over the past 12 months
  • Known, existing uncontrolled coagulopathy. Patients who have had a venous thromboembolic event (e.g., pulmonary embolism or deep vein thrombosis) requiring anticoagulation are eligible IF: they are appropriately anticoagulated and have not had a Grade 2 or greater bleeding episode in the 3 weeks before Day 1
  • Known pregnancy, nursing women or positive pregnancy test. Requirement for women of child-bearing potential (WOCBP): Negative serum pregnancy test at screening and prior to dosing on Cycle 1 Day 1, within 24 hours prior to the start of treatment (minimum sensitivity 25 IU/L or equivalent units of HCG). WOCBP must also have a negative serum or urine pregnancy test every 4 weeks, within 24 hours prior to the start of treatment
  • Any condition (concurrent disease, infection, or comorbidity) that interferes with ability to participate in the study, causes undue risk, or complicates the interpretation of safety data, in the opinion of the investigator
  • History of trauma or major surgery within 28 days prior to the first dose of IP
  • Has known psychiatric or substance abuse disorders that would interfere with cooperation with the requirements of the trial
  • Any active or documented history of autoimmune disease, including but not limited to inflammatory bowel disease, celiac disease, Wegner syndrome, Hashimoto syndrome, systemic lupus erythematosus, scleroderma, sarcoidosis, or autoimmune hepatitis, within 3 years of the first dose of study treatment, except for the following:
  • Type I diabetes mellitus, hypothyroidism only requiring hormone replacement, skin disorders such as vitiligo, or alopecia not requiring systemic therapy, or conditions not expected to recur in the absence of an external trigger
  • Endocrinopathies where the participant is stable on hormone replacement therapy
  • History of Hashimoto syndrome within 3 years of the first of study treatment that resolved to hypothyroidism alone
  • History of a syndrome that required systemic steroids or immunosuppressive medications, except for vitiligo or resolved childhood asthma/atopy. Participants with asthma who require intermittent use of bronchodilators (such as albuterol) will not be excluded from this study

Where

  • Los Angeles, California

Collaborators

Arcus Biosciences, Inc.

Related conditions & keywords

Borderline Resectable Pancreatic AdenocarcinomaLocally Advanced Pancreatic Ductal Adenocarcinoma

Frequently asked questions

What is a clinical trial?

A clinical trial is a research study that tests new medical treatments, drugs, devices, or procedures to determine their safety and effectiveness. Trials are carefully designed and monitored to protect participants while advancing medical knowledge.

Is it safe to participate?

Clinical trials follow strict safety guidelines and ethical standards. Trials must be reviewed and approved, and participants are closely monitored by medical professionals throughout the study. You can withdraw at any time if you choose.

Will I be compensated?

Many clinical trials offer compensation for your time, travel expenses, and inconvenience. The specific compensation varies by study and will be discussed during the screening process. All study-related medical care is typically provided at no cost to participants.

Will I receive a placebo instead of treatment?

When effective treatment exists, participants typically receive either the standard treatment plus the study intervention, or the standard treatment plus placebo. You would not be denied effective care. Placebos are primarily used when no proven treatment is available, or in addition to standard care. Your trial consent form will clearly explain what treatments you may receive.

Can I leave a trial if I change my mind?

Absolutely. Participation in clinical trials is completely voluntary. You have the right to withdraw from the study at any time, for any reason, without penalty or loss of benefits to which you are otherwise entitled.

How long does a clinical trial last?

Trial duration varies widely depending on the study design and purpose. Some trials last just a few weeks, while others may continue for months or years. The study coordinator will provide specific timeline information during your screening call.

Data: ClinicalTrials.gov · synced May 22, 2026 · Source of record for eligibility and locations

📊
1 of 56 participants interested
2% interest

See if this study fits

A short prescreen based on this study's listed criteria. A coordinator confirms eligibility — this is not a medical assessment.

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Study locations

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RECRUITING

Los Angeles

California

Location available

Express your interest

Share your contact details and a study coordinator can follow up about screening.

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Your information is protected and will only be shared with the research team.

What participation can include

  • Study-related care provided by the research team
  • Close monitoring by medical professionals
  • Possible compensation for time and travel*
  • The option to withdraw at any time
  • Contributing to medical research that may help future patients

*Compensation varies by study. Confirm details with coordinator.

Typical next steps

  1. 1.Submit this form
  2. 2.Phone screening
  3. 3.In-person assessment if eligible
  4. 4.Begin participation

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Looking for Borderline Resectable Pancreatic Adenocarcinoma Treatment in Los Angeles?

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Borderline Resectable Pancreatic Adenocarcinoma Treatment Options in Los Angeles, California

If you're searching for Borderline Resectable Pancreatic Adenocarcinoma treatment in Los Angeles, participating in a clinical research study may provide access to innovative approaches under expert medical supervision. This study is actively recruiting participants in Los Angeles and surrounding areas.

Clinical trials offer participants the opportunity to receive cutting-edge treatments while contributing to medical research that may help future patients with Borderline Resectable Pancreatic Adenocarcinoma. All study-related care is provided at no cost to participants.

Local Sites
1 locations in California
Now Enrolling
Up to 56 participants
Quick Start
Screening available now

Why Consider a Clinical Trial for Borderline Resectable Pancreatic Adenocarcinoma?

Potential Benefits

  • Access to new treatment approaches before public availability
  • Close monitoring by experienced medical professionals
  • Study-related care provided at no cost
  • Contribute to medical research for Borderline Resectable Pancreatic Adenocarcinoma

What to Expect

  • Initial screening to determine eligibility
  • Regular check-ups and monitoring visits
  • Possible compensation for time and travel
  • You can withdraw at any time

Frequently Asked Questions About This Borderline Resectable Pancreatic Adenocarcinoma Study

Important Clinical Trial Information

This information is provided for educational purposes and does not constitute medical advice. Clinical trial participation involves potential risks and benefits. Eligibility requirements apply and will be assessed during the screening process.

Study identifier: NCT05688215. For complete study details, visit ClinicalTrials.gov. Always consult with your healthcare provider before making decisions about your medical care or participating in clinical research.