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. Author manuscript; available in PMC: 2022 Apr 14.
Published in final edited form as: Methods Enzymol. 2021 Jun 18;656:545–571. doi: 10.1016/bs.mie.2021.05.008

Table 3:

M9 Medium

Component Stock volume
19aa (5x) 250 mL
Proline (5x)* 250 mL
M9 salts (5x) 250 mL
Glucose (10x) 125 mL
Biotin (100x) 1.25 mL
Thiamine (1,000x) 1.25 mL
FeSO4 (1,000x) 1.25 mL
MgSO4 (1,000x) 1.25 mL
CaCl2 (1,000x) 1.25 mL
Trace metals (10,000x) 125 μL
Water 365 mL
Total 1.25 L
*

Omit 5x proline solution for 1.25x 19aa M9 preparation