1. Biotechnology and GMOs Unit, Institute for Health and Consumer Protection, DG-Joint Research Centre, European Commission, I-2120 Ispra (Va), Italy; Institute of Biochemistry and Genetics, Centre for Biomedicine, Department of Clinical-Biological Sciences (DKBW), University of Basel, Mattenstrasse 28, CH-4058 Basel, Switzerland; Reference Materials Unit, Institute for Reference Materials and Measurements, European Commission, 2440 Geel, Belgium; and GEI Srl, via Tirrenia 2/b, 0057 Maccarese, Fiumicino (Rm...