CULTURE MEDIA FOR CULTIVATION OF MICROORGANISMS 



191 



Use: Presumptive test for colon group in 

 water analysis. Colon bacilli blacken 

 the medium. 



Variants : 



(a) Authors used 0.05% aesculin, and 

 0.3% sodium taurocholate instead of 

 amount given above. 



(b) Authors used 0.25% iron citrate, and 

 0.25% sodium taurocholate. 



(c) Giltner used 0.1 g. aesculin instead of 

 1.0 g. aesculin. 



References: Harrison and van der Leek 

 (1908 p. 312), (1909 pp. 549, 616, 622), 

 Giltner (1921 p. 382). 



SUBGROUP I-C. SECTION 11 



Liquid media, or basal solutions, con- 

 taining peptone (or other commercial 

 digest) and in addition, one other organic 

 constituent of unknown chemical composi- 

 tion, exclusively of plant or soil origin. 

 Ai. Yeast or yeast derivatives added. 



Sherman's Basal Yeast Peptone Solu- 

 tion 684 



Cannon's Basal Yeast Peptone Solu- 

 tion 685 



Ayers and Mudge's Basal Yeast Pep- 

 tone Solution 686 



Ayers' Basal Cerevisine Peptone 

 Solution 687 



Ayers and Rupp's Yeast Infusion 

 Peptone Solution 688 



Ayers and Rupp's Acid Yeast Infu- 

 sion Peptone Solution 689 



Ayers and Mudge's Yeast Infusion 

 Peptone Solution 1 690 



Ayers and Mudge's Autolized Yeast 

 Peptone Solutions 691 



Spronck's Yeast Infusion Peptone 

 Solution 692 



Cohen and Clark's Yeast Infusion 

 Peptone Solution 693 



Ickert's Yeast Extract Peptone Solu- 

 tion 694 



Ickert's Yeast Infusion Peptone Solu- 

 tion 695 



Fred and Peterson's Yeast Infusion 

 Peptone Solution 696 



Ventre's Basal Yeast Ash Peptone 

 Solution 697 



Henneberg's Glucose Yeast Infusion 

 Solution 698 



Dietrich's Glycerol Yeast Infusion 

 Peptone Solution 699 



A2. Bacterial Derivatives Added. 

 Thjotta's Basal Bacterial Infusion 



Peptone Solution 700 



A3. Fungus derivatives added. 

 Wiegert's Fungus Infusion Peptone 



Solution 701 



A4. Derivatives of other plants added. 

 Bi. Worts, malt or other derivatives added. 

 Will and Wanderscheck's Sulphur 



Wort Solution 702 



Gottheil's Mannitol Wort Solution. . 703 

 de Kruyff's Malt Extract Peptone 



Solution 704 



Zikes' Wort Peptone Solution 705 



Peklo's Wort Peptone Solution 706 



B2. Materials other than worts or malts 

 added. 

 Otabe's Wheat Infusion Peptone 



Solution 707 



Ayers and Mudge's Cabbage Infusion 



Peptone Solution 708 



Kaufmann's Jequirity Seed Infusion 



Peptone Solution 709 



Zikes' Must Peptone Solution 710 



Henneberg's Prune Infusion Peptone 



Solution 711 



Miquel's Wood Ash Peptone Solu- 

 tion (Besson) 712 



684. Sherman's Basal Yeast Peptone 

 Solution 



Constituents : 



1. Water 1000.0 cc. 



2. Peptone 20.0 g. 



3. Dried yeast 10.0 g. 



4. Na.HPOi 5.0 g. 



Preparation: (1) Dissolve 2, 3, 4 and the 



sodium salt of one of the acids given under 

 added nutrients in 1. 

 Sterilization: Not specified. 

 Use: To study the production of CO2 from 

 organic salts by the kefir type of strepto- 

 coccus. Author reported that none of the 

 organic acid salts aided in CO2 pro- 

 duction. 

 Added nutrients and variants : 



(a) The author added the sodium salt 

 of one of the following organic acids: 

 formic malic 



acetic valeric 



propionic oxalic 



butyric tartaric 



caproic citric or 



lactic succinic acid 



