AUTHOR=Petersen Bjoern TITLE=Editorial: Genetic engineering in farm animals JOURNAL=Frontiers in Genetics VOLUME=14 YEAR=2023 URL=https://www.frontiersin.org/journals/genetics/articles/10.3389/fgene.2023.1155201 DOI=10.3389/fgene.2023.1155201 ISSN=1664-8021