作者要感谢博士。 Philina S. Lee和艾伦D.格罗斯曼初步培训阿盟在荧光显微镜。作者还感谢博士。梅拉妮Berkmen和肇小林成像的帮助和提示。这项工作是从文学,科学和艺术学院,并在密歇根大学的分子,细胞,和发育生物学部的启动资金支持。
Materials
Specific solution recipes1:
10x S750 salts
0.5 M MOPS
100 mM Ammonium Sulfate
50 mM Potassium Phosphate Monobasic
Filter sterilize, and wrap S750 media in foil prior to storage
100x Metals
0.2 M MgCl2
70 mM CaCl2
5 mM MnCl2
0.1 mM ZnCl2
100 μg/mL Thiamine HCl
2 mM HCl
0.5 mM FeCl3*
dH2O to final volume
*FeCl3 should be added last, to prevent precipitation.
After filter sterilization, wrap 100x Metal solution in foil.
S750 media
1x S750 salts
1x Metal
1% Glucose
0.1% Glutamate
40 μg/mL Tryptophan
40 μg/mL Phenylalanine
distilled H2O to final volume
10x Spizizens (grams/L)
151.4 mM Ammonium Sulfate (20g/L)
803.8 mM Potassium Phosphate Monobasic (140g/L)
440.9 mM Potassium Phosphate Dibasic (60g/L)
34.0 mM Sodium Citrate (10g/L)
16.6 mM MgSO4 (2g/L)
dH2O to final volume
Filter sterilize
Klocko, A. D., Crafton, K. M., Walsh, B. W., Lenhart, J. S., Simmons, L. A. Imaging Mismatch Repair and Cellular Responses to DNA Damage in Bacillus subtilis. J. Vis. Exp. (36), e1736, doi:10.3791/1736 (2010).