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Phase 2 multicenter clinical trial to evaluate the safety and efficacy of abenacianine for injection (VGT-309), a tumor-targeted, intraoperative molecular imaging agent, for patients undergoing surgery for cancer in the lung

Sunil Singhal, Luis J Herrera, G. Wright, J. Y. Kim, J. Reisenauer, David C. Rice

Journal of Clinical Oncology, 2025

89 participants · 2 citations

Abstract

3069

Background:

Molecular targeted agents have revolutionized cancer diagnosis and treatment. Intraoperative molecular imaging (IMI) is a novel technique that entails performing real-time, in vivo optical imaging during surgery to ensure cancer clearance. A multicenter clinical trial was conducted using abenacianine, a cathepsin targeted near-infrared (NIR) IMI agent to visualize pulmonary nodules during surgery. The primary objective was to assess the efficacy of abenacianine in localizing pulmonary lesions, evaluating surgical margin, and identifying unsuspected disease.

Methods:

Participants scheduled to undergo surgery for known or suspected cancer in the lung received abenacianine (0.32 mg/kg intravenous) preoperatively 12 to 36 hours before surgery. During a standard-of-care surgery, the lung underwent IMI and additional disease not identified by conventional methods were identified and analyzed. Efficacy was measured by frequency of clinically significant events (CSEs) defined as localization of lesions not found by standard surgical techniques, identification of additional cancers, identification of positive surgical margins confirmed by histology, and detection of cancerous lymph nodes.

Results:

89 participants were included in the study. The mean age was 67 years and 57 (64%) were female. Of 89 participants administered abenacianine who underwent standard of care surgical resection for known or suspected cancer in the lung, 40 (45%) had at least one CSE.…

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