A genetically modified microorganism (GMM) integrating an antibiotic resistance gene was found in a riboflavin supplement from China aimed at feed use, finds newly published study.
The EU Commission (EC) has approved the use of the additive L-threonine produced by fermentation with E. coli for production of feed for all animal species.
Advances in selective breeding have helped ensure feed efficiency, but challenges to future research employing genetic manipulation tools remain, heard delegates at a Center for Food Integrity (CFI) event in Illinois.
