Beltsville Agricultural Research Center, Bovine Functional Genomics Laboratory, US Department of Agriculture, ARS, Beltsville, MD 20705, USA. lmatukum@gmu.edu|Beltsville Agricultural Research Center, Bovine Functional Genomics Laboratory, US Department of Agriculture, ARS, Beltsville, MD 20705, USA. lmatukum@gmu.edu|Beltsville Agricultural Research Center, Bovine Functional Genomics Laboratory, US Department of Agriculture, ARS, Beltsville, MD 20705, USA. lmatukum@gmu.edu|Beltsville Agricultural Research Center, Bovine Functional Genomics Laboratory, US Department of Agriculture, ARS, Beltsville, MD 20705, USA. lmatukum@gmu.edu|Beltsville Agricultural Research Center, Bovine Functional Genomics Laboratory, US Department of Agriculture, ARS, Beltsville, MD 20705, USA. lmatukum@gmu.edu|Beltsville Agricultural Research Center, Bovine Functional Genomics Laboratory, US Department of Agriculture, ARS, Beltsville, MD 20705, USA. lmatukum@gmu.edu