Cancer Inst., 66, 523 (1977).
18. Kitao, T. and Hattori, K., Nature, 265, 81 (1977).
19. Tsuruo, T., et al., Int. J. Cancer, 26, 81 (1977).
* In addition to C2010 Sigma also offers other grades of Con-
Escherichia coli
detection in foods. J. Food Prot. 63, 539–541.
S. Suwansonthichai, S. Rengpipat / International Journal of Food Microbiology 81 (2003) 113–121 121
Introduction
Materials
Escherichia coli
detection in foods. J. Food Prot. 63, 539–541.
S. Suwansonthichai, S. Rengpipat / International Journal of Food Microbiology 81 (2003) 113–121 121
Introduction
Materials
3. The Biology of Plasmids, Summers, D. K.,
Blackwell Science (Cambridge, MA: 1996),
pp.3-6, 79-81.
4. Dreyfus, L. A., et al., Chemical properties of heat-
stable enterotoxins produced by enterotoxigenic
prothrombin activator ecarin from the venom of the
saw-scaled viper (Echis carinatus). Toxicon, 24(1),
81-89 (1986).
HLD/RXR 12/02
Sigma brand products are sold through Sigma-Aldrich, Inc.
Sigma-Aldrich
glycerol.
Molecular mass: ∼74 kDa
Purity: ≥70% (SDS-PAGE, see Figure 1)
Specific Activity: 81–109 nmole/min/mg (see Figure 2)
Precautions and Disclaimer
This product is for R&D use only, not
glycerol.
Molecular mass: ∼74 kDa
Purity: ≥70% (SDS-PAGE, see Figure 1)
Specific Activity: 81–109 nmole/min/mg (see Figure 2)
Precautions and Disclaimer
This product is for R&D use only, not