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: Assessing the risk of "insertional mutagenesis"—where the therapy might accidentally interfere with the patient's existing DNA.

For more detailed technical specifications, you can access the full Guideline on Non-Clinical Studies for GTMPs via the official . 125459

This document outlines the essential safety and efficacy data that developers must generate during the "non-clinical" (animal or lab) phase to justify moving into human subjects. 125459

: Defining scientific principles for non-clinical studies specifically for gene therapies, which differ significantly from conventional pharmaceuticals. Key Safety Requirements : 125459

The guideline, officially titled , provides a framework for non-clinical studies required before a gene therapy can be used in human clinical trials. Guide to EMA Guideline 125459

: Checking if the patient might "shed" or spread the virus/vector through secretions.