LB-gentamycin/kanamycin agar plates
Gentamycin, filter-sterilized (25 mg/mL stock)
Kanamycin, filter-sterilized (50 mg/mL stock)
Autoclave 1 L of LB agar. Cool to 55°C. Add 1 mL each of the gentamycin and kanamycin stocks (i.e., 25 and 50 mg, respectively). Pour into Petri dishes (~25 mL per 100-mm plate).










