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AdV-tk

Candel Therapeutics, Inc. · Phase 3 active Biologic

AdV-tk is an oncolytic adenovirus expressing herpes simplex virus thymidine kinase that replicates in tumor cells and sensitizes them to ganciclovir, triggering both direct viral lysis and immune activation.

AdV-tk is an oncolytic adenovirus expressing herpes simplex virus thymidine kinase that replicates in tumor cells and sensitizes them to ganciclovir, triggering both direct viral lysis and immune activation. Used for Metastatic pancreatic cancer, Ovarian cancer.

At a glance

Generic nameAdV-tk
Also known asadenovirus-thymidine kinase, Aglatimagene Besadenovec
SponsorCandel Therapeutics, Inc.
Drug classOncolytic virus
TargetTumor cells (HSV-tk prodrug activation pathway)
ModalityBiologic
Therapeutic areaOncology
PhasePhase 3

Mechanism of action

AdV-tk is a replication-competent adenovirus engineered to express the herpes simplex virus thymidine kinase (HSV-tk) gene. The virus selectively replicates within tumor cells, causing direct cytolysis. The expressed HSV-tk enzyme phosphorylates the prodrug ganciclovir into a toxic nucleotide analog that further kills tumor cells and bystander cells. This combination approach leverages oncolytic viral activity, prodrug activation, and immunogenic cell death to trigger anti-tumor immunity.

Approved indications

Common side effects

Key clinical trials

Primary sources

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SourceUsed for
ClinicalTrials.govTrial enrolment, design, endpoints, results

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