VBL Therapeutics Announces Positive DSMC Review in Phase 3 GLOBE Trial Investigating VB-111 in rGBM

On April 20, 2017 VBL Therapeutics (NASDAQ:VBLT), reported that the Independent Data Safety Monitoring Committee (DSMC) met to conduct its second safety review of the Phase 3 GLOBE Study investigating ofranergene obadenovec (VB-111) in recurrent glioblastoma (rGBM) (Press release, VBL Therapeutics, APR 20, 2017, View Source [SID1234518656]). The DSMC is an independent multidisciplinary group that conducts detailed reviews of un-blinded study data, discusses potential safety concerns and provides recommendations regarding trial continuation. The committee reviewed the GLOBE safety data collected through a cutoff date in March 2017 and unanimously recommended that the study continue as planned.

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"We are pleased with the outcome of the DSMC," said Dror Harats, Chief Executive Officer of VBL Therapeutics. "Based on enrollment trends and events that triggered the DSMC review, we currently expect the GLOBE Trial interim analysis to occur in mid-2017, and top-line results from the full dataset to be available in early 2018."

The Phase 3 GLOBE study in rGBM is comparing VB-111 in combination with Avastin (bevacizumab) to Avastin alone and has recruited 256 patients in the US, Canada and Israel. The study is proceeding under a Special Protocol Assessment (SPA) granted by the FDA, with full endorsement by the Canadian Brain Tumor Consortium (CBTC). VB-111 has received orphan drug designation in the United States and Europe and was granted Fast Track designation by the FDA for prolongation of survival in patients with glioblastoma that has recurred following treatment with standard chemotherapy and radiation.

About Ofranergene Obadenovec (VB-111)
Ofranergene obadenovec is a unique biologic agent that uses a dual mechanism to target solid tumors. Based on a non-integrating, non-replicating, Adeno 5 vector, ofranergene obadenovec utilizes VBL’s proprietary Vascular Targeting System (VTS) to target the tumor vasculature for cancer therapy. Unlike anti-VEGF or TKIs, ofranergene obadenovec does not aim to block a specific pro-angiogenic pathway; instead, it uses an angiogenesis-specific sensor (VBL’s PPE-1-3x proprietary promoter) to specifically induce cell death in angiogenic endothelial cells in the tumor milieu. This mechanism retains activity regardless of baseline tumor mutations or the identity of the pro-angiogenic factors secreted by the tumor and shows activity even after failure of prior treatment with other anti-angiogenics. In addition, ofranergene obadenovec induces specific anti-tumor immune response, which is accompanied by recruitment of CD8 T-cells and apoptosis of tumor cells.

Ofranergene obadenovec completed a Phase 2 study in rGBM, which showed a statistically significant improvement in overall survival in patients treated with ofranergene obadenovec through progression, compared to either patients treated with ofranergene obadenovec followed by bevacizumab alone, or to historical bevacizumab data. In a Phase 2 trial for recurrent platinum-resistant ovarian cancer, ofranergene obadenovec demonstrated a statistically significant increase in overall survival and 60% durable response rate (as measured by reduction in CA-125), approximately twice the historical response with bevacizumab plus chemotherapy in ovarian cancer. In a Phase 2 study in recurrent, iodine-resistant differentiated thyroid cancer, ofranergene obadenovec met the primary endpoint and provided evidence of disease stabilization with a positive safety profile, along with a dose-response and evidence of an overall survival benefit. Ofranergene obadenovec has received Fast Track Designation for recurrent glioblastoma in the U.S. and orphan drug status for glioblastoma in both the U.S. and EU.

VBL Therapeutics Announces Positive DSMC Review in Phase 3 GLOBE Trial Investigating VB-111 in rGBM

On December 5, 2016 VBL Therapeutics (NASDAQ:VBLT), reported that the independent Data Safety Monitoring Committee (DSMC) met to conduct its first safety review of the Phase 3 GLOBE Study investigating ofranergene obadenovec (VB-111) in recurrent glioblastoma (rGBM) (Press release, VBL Therapeutics, DEC 5, 2016, View Source [SID1234517009]). The DSMC is an independent multidisciplinary group that conducts detailed review of un-blinded study data, discusses potential safety concerns and provides recommendations regarding trial continuation. The committee reviewed the GLOBE safety data collected through a cutoff date in September 2016, and did not find any adverse events that would be cause for concern. As a result, the DSMC recommended that the study continue as planned.

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"We are pleased with the outcome of the DSMC, which strengthens the safety profile of VB-111," said Dror Harats, Chief Executive Officer of VBL Therapeutics. "We continue to expect full enrollment in the GLOBE study before year-end, with an event-driven interim analysis expected sometime in mid-2017, and full trial results expected in early 2018."

The Phase 3 GLOBE study in rGBM is comparing VB-111 in combination with Avastin (bevacizumab) to Avastin alone and is recruiting approximately 252 patients in the US, Canada and Israel. The study is proceeding under a Special Protocol Assessment (SPA) granted by the FDA, with full endorsement by the Canadian Brain Tumor Consortium (CBTC). VB-111 has received orphan drug designation in the United States and Europe and was granted Fast Track designation by the FDA for prolongation of survival in patients with glioblastoma that has recurred following treatment with standard chemotherapy and radiation.

About Ofranergene Obadenovec (VB-111)
Ofranergene obadenovec is a unique biologic agent that uses a dual mechanism to target solid tumors. Based on a non-integrating, non-replicating, Adeno 5 vector, ofranergene obadenovec utilizes VBL’s proprietary Vascular Targeting System (VTS) to target the tumor vasculature for cancer therapy. Unlike anti-VEGF or TKIs, ofranergene obadenovec does not aim to block a specific pro-angiogenic pathway; instead, it uses an angiogenesis-specific sensor (VBL’s PPE-1-3x proprietary promoter) to specifically induce cell death in angiogenic endothelial cells in the tumor milieu. This mechanism retains activity regardless of baseline tumor mutations or the identity of the pro-angiogenic factors secreted by the tumor and shows efficacy even after failure of prior treatment with other anti-angiogenics. Moreover, ofranergene obadenovec induces specific anti-tumor immune response, which is accompanied by recruitment of CD8 T-cells and apoptosis of tumor cells.

Ofranergene obadenovec completed a Phase 2 study in rGBM, which showed a statistically significant improvement in overall survival in patients treated with ofranergene obadenovec through progression, compared to either patients treated with ofranergene obadenovec followed by bevacizumab alone, or to historical bevacizumab data. In a Phase 2 trial for recurrent platinum-resistant ovarian cancer, ofranergene obadenovec demonstrated a statistically significant increase in overall survival and 60% durable response rate (as measured by reduction in CA-125), approximately 2x the historical response with bevacizumab plus chemotherapy in ovarian cancer. In a Phase 2 study in recurrent, iodine-resistant differentiated thyroid cancer, ofranergene obadenovec met the primary endpoint demonstrating disease stabilization with a positive safety profile, along with a dose-response and evidence of an overall survival benefit. Ofranergene obadenovec has received Fast Track Designation for recurrent glioblastoma in the U.S. and orphan drug status for glioblastoma in both the U.S. and EU.