1. Department of Animal
Sciences, University of Illinois Urbana−Champaign, Illinois
61801, United States
2. Department
of Pharmaceutical
Biosciences, Medical Mass Spectrometry, Uppsala University, Uppsala, Sweden
3. Department
of Chemistry, University of Illinois Urbana−Champaign, Illinois
61801, United States
4. Department
of Statistics, University of Illinois Urbana−Champaign, Illinois
61801, United States
5. The
Institute for Genomic Biology, University of Illinois Urbana−Champaign, Illinois
61801, United States