About this trial
To Evaluate the safety and tolerability of single and multiple intratumoral injections of recombinant oncolytic virus M1 (VRT106) in patients with locally advanced/metastatic solid tumors.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Subject voluntarily agrees to participate in this study and signs an Institutional Review Board -approved informed consent prior to performing any of the Screening Visit procedures.
Males and females at 18-75 years of age, inclusive, at the Screening Visit.
Subjects must have histological or cytological diagnosis of locally advanced or metastatic solid tumors who are intolerable or refractory to the standard therapy.
Have at least one injectable lesion.
Disqualifiers
Subject has received any anti-tumor treatment 4 weeks before using the IMP.
Subject has received any prior oncolytic viruses or other gene therapies.
Subject has a history of primary or acquired immunodeficient states, leukemia, lymphoma, acquired immunodeficiency syndrome (AIDS) or other clinical manifestations of infection with human immunodeficiency viruses, and those on immunosuppressive therapy.
Subject has received immunomodulatory drugs, including but not limited to thymosin, IL-2, IFN, etc. within 14 days prior to first administration of IMP.
Trial design
Single group
Treatments tested in this trial
VRT106
Biological/Vaccineintratumoral injection
Treatment groups
Trial outcomes
Primary outcomes
Evaluate the safety and tolerability of escalating doses of intratumoral injection of VRT106.
Incidence rate of TEAE
Characterize the maximum tolerated dose (MTD) or recommended phase 2 dose (RP2D) levels.
Incidence rate of DLT
Secondary outcomes
Examine the biological distribution characteristics and shedding patterns of intratumoral injection of VRT106.
Measure the distribution and shedding of VRT106 following intratumoral injection using qPCR (quantitative polymerase chain reaction) method.
Assess the immunogenicity of intratumoral injection of VRT106.
Detect the presence of neutralizing antibodies against VRT106, which represent the potency of the neutralizing antibodies, using the PD50 value.
Assess the anti-tumor effect of VRT106, including objective response rate (ORR) as efficacy indicators.
ORR is defined as the proportion of participants who have a partial response (PR) or complete response (CR) to intervention, based on assessments by RECIST v1.1.
Assess the anti-tumor effect of VRT106, including disease control rate (DCR) as efficacy indicators.
DCR is defined as the percentage of participants who have achieved CR, PR, or stable disease (SD) based on assessments by RECIST v1.1.
Sponsors and contacts
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