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A clinical study evaluating the safety, tolerability, preliminary efficacy and immunogenicity of a tumor vaccine injection targeting stressinducible proteins MICA/B in combination with the AG regimen in patients with metastatic pancreatic cancer

A clinical study evaluating the safety, tolerability, preliminary efficacy and immunogenicity of a tumor vaccine injection targeting stressinducible proteins MICA/B in combination with the AG regimen in patients with metastatic pancreatic cancer

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500113694
Enrollment
Unknown
Registered
2025-12-02
Start date
2025-12-31
Completion date
Unknown
Last updated
2025-12-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Patients with metastatic pancreatic cancer

Interventions

Experimental group:SapDM275 Tumor Vaccine Injection

Sponsors

The Third Xiangya Hospital of Central South University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1.Age >=18 years; 2.Histologically or cytologically confirmed unresectable metastatic pancreatic cancer; 3.No prior systemic anti-tumor therapy for metastatic pancreatic cancer. Neoadjuvant or adjuvant therapy is permitted, provided no disease progression occurred within 6 months after the last administration; 4.At least one measurable lesion according to RECIST v1.1 criteria; 5.Eastern Cooperative Oncology Group Performance Status (ECOG PS) of 0–1; 6.Expected survival >=6 months and ability to receive tumor vaccine and AG regimen treatment; 7.Adequate organ and bone marrow function at screening, defined as follows:Absolute neutrophil count (ANC) >=1.5 × 10^9/L without granulocyte colony-stimulating factor support;Platelet count (PLT) >=100 × 10^9/L without transfusion;Hemoglobin >=90 g/L;Serum creatinine =50 mL/min (calculated using the Cockcroft–Gault equation);Total bilirubin (BIL) =50% as assessed by echocardiography (ECHO) or multigated acquisition (MUGA) scan; 9.Willingness and ability to provide written informed consent and comply with protocol-specified visits and procedures; 10.Fertile patients (male and female) must agree to use reliable contraception (hormonal, barrier methods, or abstinence) during the study.

Exclusion criteria

Exclusion criteria: 1.Active or prior autoimmune disease, immunodeficiency, or primary immunodeficiency (including but not limited to myasthenia gravis, myositis, autoimmune hepatitis, systemic lupus erythematosus, rheumatoid arthritis, inflammatory bowel disease, antiphospholipid antibody syndrome, granulomatosis with polyangiitis, Sjögren’s syndrome, Guillain–Barré syndrome, or multiple sclerosis). Exceptions include:Autoimmune hypothyroidism controlled with thyroid hormone replacement therapy;Well-controlled type 1 diabetes managed with insulin;Eczema, psoriasis, neurodermatitis, or vitiligo limited to skin involvement, with rash 90%), such as adequately treated carcinoma in situ of the cervix, non-melanoma skin cancer, localized prostate cancer, ductal carcinoma in situ, or stage I endometrial cancer. 4.Severe cardiovascular, cerebrovascular, gastrointestinal, or hepatic disease, including:Significant cardiovascular disease within 3 months prior to treatment (e.g., New York Heart Association [NYHA] Class III or IV heart failure, myocardial infarction, or cerebrovascular accident), unstable arrhythmias, or unstable angina;Severe colon or rectal disease, or postoperative complications resulting in grade >=2 diarrhea, intestinal obstruction, or incomplete obstruction;Clinically significant liver disease, including active viral hepatitis, alcoholic hepatitis or other hepatitis, cirrhosis, hereditary liver disease, or investigator-assessed current alcohol abuse. 5.Active infections requiring treatment, including active HBV or HCV infection; known HIV infection or history of AIDS; active tuberculosis. 6.Toxicities from prior anti-tumor therapies not resolved to grade <=2 per NCI-CTCAE v5.0 (or higher version) or baseline, except for alopecia and skin hyperpigmentation (any grade allowed). 7.Receipt of a live vaccine within 28 days prior to the first study treatment or planned receipt of a live vaccine during the study. 8.Positive serum pregnancy test or lactating women. 9.History of severe hypersensitivity to biologic products. 10.Any other condition that, in the opinion of the investigator, renders the subject unsuitable for study participation.

Design outcomes

Primary

MeasureTime frame
Dose limiting toxicity, DLT;

Countries

China

Contacts

Public ContactCao Ke

The Third Xiangya Hospital of Central South University

csucaoke@163.com+86 136 1848 2788

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026