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GL-ONC1 Administered Intravenously Prior to Surgery to Patients With Solid Organ Cancers

An Open Label, Non-randomized Phase 1b Study to Investigate the Safety and Effect of the Oncolytic Virus GL-ONC1 Administered Intravenously Prior to Surgery to Patients With Solid Organ Cancers Undergoing Surgery for Curative-Intent or Palliative Resection

Status
Terminated
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02714374
Enrollment
5
Registered
2016-03-21
Start date
2016-03-25
Completion date
2019-08-06
Last updated
2024-08-06

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

Conditions

Solid Organ Cancers

Keywords

GL-ONC1, Solid Organ Cancer, Cancer, Surgery, Oncolytic Virus, Soliris, Metastatic melanoma, Esophageal and gastric adenocarcinoma (Stage III/IV), Cholangiocarcinoma, Pancreatic adenocarcinoma, Gallbladder cancer, Colorectal cancer (Stage IV), High-grade mucinous appendix cancer, High-grade gastrointestinal neuroendocrine cancer, Mesothelioma, High-grade soft tissue sarcoma, Stage III or IV

Brief summary

The purpose of this study is to evaluate the safety of the investigational product GL-ONC1. GL-ONC1, a vaccinia virus, has been genetically modified for use as a potential anti-cancer drug to destroy cancer cells. Vaccinia virus has been used successfully in the past as smallpox vaccine in millions of people worldwide.

Detailed description

This is an open-label, non-randomized Phase 1b dose escalation study evaluating the safety and effect of the oncolytic virus GL-ONC1 administered intravenously, with or without eculizumab, prior to surgery in patients with advanced solid organ tumors. GL-ONC1 is a genetically engineered oncolytic vaccinia virus, which disrupts nonessential genes and expression of the foreign gene expression. Evidence suggest that GL-ONC1 is able to infect tumor tissue and kill tumor cells. The goals of this study are to evaluate the safety of GL-ONC1 and to assess the pharmacokinetics and pharmacodynamics profile of GL-ONC1 in vivo.

Interventions

BIOLOGICALGL-ONC1

Dose and Regimen: 1. Single dose group: Cohort 1 dose is 1 × 109 pfu 2. Multiple dose groups: * Cohort 2 dose is 1 × 109 pfu × 5 consecutive days * Cohorts 3 and 4 dose is 2 × 109 pfu × 5 consecutive days * Cohorts 5 and 6 dose escalates at 2,3,5,5,5 × 109 pfu. Route: GL-ONC1 is delivered as a bolus IV injection.

Sponsors

Genelux Corporation
CollaboratorINDUSTRY
Andrew Lowy
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Histologically-proven diagnosis of advanced (AJCC, 7th Edition: stage III or IV) or aggressive solid organ cancer. * Patients must provide written consent for a core needle biopsy sample of tumor tissue (primary or metastatic). * Have evidence of measurable disease (according to RECIST Version 1.1: http:// www.recist.com). * Have an ECOG Performance Score of 0 to 2. * Have a life expectancy of at least 3 months. * Have adequate organ and marrow function * Negative serum pregnancy test for females of childbearing potential. * Have negative test result for HIV and Hepatitis B or C testing. * Have baseline anti-vaccinia antibody titer \< 10.

Exclusion criteria

* Current or anticipated use of other investigational agents or marketed anticancer agent while on study (from the time of enrollment through the time of surgery). * Patients who have received chemotherapy or radiotherapy within 4 weeks prior to entering the study. * Small pox vaccination for 4 weeks before study therapy and during study treatment. * Have received prior gene therapy or therapy with cytolytic virus of any type. * Have clinically significant cardiac disease * Oxygen saturation \<90% measured by pulse oximetry at rest. * Receiving concurrent antiviral agent active against vaccinia virus (e.g., cidofovir, vaccinia immunoglobulin, imatinib, ST-246) during the course of study. * Have known allergy to ovalbumin or other egg products. * Have clinically significant dermatological disorders (e.g., eczema, psoriasis, or any unhealed skin wounds or ulcers) * Have a history of allergy to iodinated contrast media. * Patients with known brain metastases * Pregnant or nursing

Design outcomes

Primary

MeasureTime frameDescription
Number of participants with treatment-related adverse events as defined by CTCAE v4.03.2.5 yearsNumber of participants with treatment-related adverse events as defined by CTCAE v4.03.

Secondary

MeasureTime frameDescription
Level of anti-vaccinia neutralizing antibodies in serum2.5 yearsLevel of anti-vaccinia neutralizing antibodies in serum
The presence of GL-ONC1 within malignant tumors by examination of the resected surgical specimen.2.5 yearsThe presence of GL-ONC1 within malignant tumors by examination of the resected
The maximum concentration (Cmax) of GL-ONC1 in blood after administration2.5 yearsThe maximum concentration (Cmax) of GL-ONC1 in blood after administration
Amount of lymphocyte infiltration in pre-treatment biopsy and post-treatment resected tumor tissue2.5 yearsAmount of lymphocyte infiltration in pre-treatment biopsy and post-treatment resected

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026