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Phase Ib Trial of Intramuscular Personalized Neoantigen Synthetic Long Peptide Vaccines in Patients with Advanced Melanoma and Renal Cell Carcinoma

Phase Ib Trial of Intramuscular Personalized Neoantigen Synthetic Long Peptide Vaccines in Patients with Advanced Melanoma and Renal Cell Carcinoma

Status
Active, not recruiting
Phases
Phase 1
Study type
Interventional
Source
TCTR
Registry ID
TCTR20191003001
Enrollment
12
Registered
2019-10-03
Start date
2021-01-01
Completion date
Unknown
Last updated
2026-08-03

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

Conditions

advanced-stage melanoma, advanced-stage renal cell carcinoma Neoantigen peptide vaccine, Immunotherapy, Metastatic cancer

Interventions

Personalized neoantigen peptide vaccine consists of 15-30 long peptides combined into four distinct immunizing peptide pools with 0.3 mg of each peptide admixed with 0.5 mg poly-ICLC per pool in a vol
Experimental Biological/Vaccine

Sponsors

Chulalongkorn University
Lead Sponsor
King Chulalongkorn Memorial Hospital
Collaborator

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: - Age > 18 years - Metastatic or unresectable melanoma or renal cell carcinoma who had progressed on prior therapy or lacked access to further reimbursed standard systemic treatments - Written consent on an IRB/IEC-approved Informed Consent Form (ICF) prior to any study-specific evaluation - The life expectancy of at least 3 months - Eastern Cooperative Oncology (ECOG) performance status of 0 to 1 - Provide either a newly obtained or archival tissue sample sufficient for neoantigen peptide vaccine development. Newly obtained tissue is preferred. - Adequate organ function

Exclusion criteria

Exclusion criteria: - History of severe hypersensitivity reaction to any peptide vaccines. - Any active or suspected autoimmune diseases or a documented history of autoimmune disease, or history of a syndrome that required systemic steroids or immunosuppressive medications, except for subjects with vitiligo or resolved childhood asthma/atopy.

Design outcomes

Primary

MeasureTime frame
Overall response rate at week 9, 18 on treatment period and every 12 weeks until disease progression or up to 12 months modified RECIST 1.1

Secondary

MeasureTime frame
Progression free survival at 6 month and 12 month modified RECIST 1.1,The incidence of grade 3 or 4 or greater toxicity During treatment and follow-up period NCI CTCAE v4.0,Overall survival at 6 month and 12 month medical record

Countries

Thailand

Contacts

Public ContactVirote Sriuranpong

King Chulalongkorn Memorial Hospital

vsmdcu40@gmail.com022564533

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026