Biotech Pharmaceuticals & Medical Products May 26, 2021Excitement about viral-vector gene therapies is growing. Biotech companies have learned to modify adenoviruses (and others) into drug-delivery vehicles to introduce specific DNA sequences—encoding genes, regulatory RNAs, or other therapeutic substrates—into cells. More than 100 such assets were in clinical trials in late 2020, many developed by small- and midsize biotech companies and academic labs supported by venture capital. Big pharmaceutical companies are moving quickly to acquire them. We strive to provide individuals with disabilities equal access to our website. If you would like information about this content we will be happy to work with you. Please email us at: McKinsey_Website_Accessibility@mckinsey.com To read the article, see “Gene-therapy innovation: Unlocking the promise of viral vectors,” May 17, 2021.