. Contributions. Biology. Acid Production by Coli Group 23 The organisms were inoculated into tubes of peptone broth which were incubated at Z7 C. for 24 hours. The various carbohydrates were inoculated by the addition of of this twenty-four-hour culture. At the end of 24 hours' incubation at 37 C. the cultures were titrated with N/20 sodium Chart 6.—The amount of acid produced by the bacillus coli in dextrose (upper curves) and lactose broth (lower curves). The results obtained in this series of experiments seem to show that the source from which the members of the bacillu
. Contributions. Biology. Acid Production by Coli Group 23 The organisms were inoculated into tubes of peptone broth which were incubated at Z7 C. for 24 hours. The various carbohydrates were inoculated by the addition of of this twenty-four-hour culture. At the end of 24 hours' incubation at 37 C. the cultures were titrated with N/20 sodium Chart 6.—The amount of acid produced by the bacillus coli in dextrose (upper curves) and lactose broth (lower curves). The results obtained in this series of experiments seem to show that the source from which the members of the bacillus coli group were isolated has a direct effect upon the ability of the organisms to ferment carbohydrates with the production of Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Brown University. Biological Laboratory. Providence, R. I
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