FDA Finds Unexpected Antibiotic Resistance Genes in ‘Gene-Edited’ Dehorned Cattle

gene-edited polled calves

By Jonathan Latham, PhD and Allison Wilson, PhD Gene-editing is seen by many as the ultimate in precision breeding. Polled cattle, whose horns have been genetically removed, have been presented as exemplars of this–a socially beneficial use of precise genome engineering. Such hornless cattle were produced in 2016 by Recombinetics, Inc., of St. Paul, Minnesota, […]