1) Dissolve in 400 ml of H20 and sterilize
1.7 g yeast nitrogen base without (NH4)2SO4 or aa
1.0 g monosodium glutamate
2.0 g droupout powder
100 mg G418 (G418 sulfate, Invitrogen Gibco 11811-031)
2) 100 ml 20% dextrose
3) Mix 1 and 2
4) add 500 ml 4% agar