PREPARATION OF MEDIA 61 



Gradwohl, R. B. H. 1948. "Clinical Laboratory Methods and Diagnosis," 4th 



ed., vol. 2, 1297-1721. The C. V. Mosby Company, St. Louis, Mo. 

 Grove, D. C, and W. A. Randall. 1955. "Assay Methods of Antibiotics," 238 pp. 



Medical Encyclopedia, Inc., New York. 

 Hall, L C, and E. C. Peterson. 1924. The discoloration of brain medium by 



anaerobic bacteria. /. BacterioL, 9, 211-224. 

 Horn, M. J., D. B. Jones, and A. E. Blum, 1950. Methods for microbiological and 



chemical determinations of essential amino acids in proteins and foods. U.S. 



Dept. Agr. Misc. Publ. 696. 

 Hunter, C. A., and H. G. Crecelius. 1938. Hydrogen sulfide studies. L Detection 



of hydrogen sulfide in cultures. /. Bacteriol, 35, 185-196. 

 Ingelman, B., and H. Laurell. 1947. The preparation of silicic acid jellies for the 



cultivation of microorganisms. /. BacterioL, 63, 364-365. 

 Johnson, B. C. 1948. "Methods of Vitamin Determination," 109 pp., Burgess 



Publishing Co., Minneapolis, Minn. 

 Kellogg, D. K., and R. D. Wende. 1946. Use of a potassium tellurite medium in the 



detection of Corynebacterium diphtheriae. Am. J. Public Health, 36, 739-745. 

 Knaysi, G. 1941. On the use of basic dyes for the demonstration of the hydrolysis 



of fat. J. Bacteriol, 42, 587-589. 

 Lamanna, C, H. W. Eklund, and O. E. McElroy. 1946. Botulinum toxin (type A); 



including a study of shaking with chloroform as a step in the isolation procedure. 



J. BacterioL, 52, 1-13. 

 , and H. N. Glassman. 1947. The isolation of type B botulinum toxin. 



/. BacterioL, 54, 575-584. 

 Leifson, E. 1935. New culture media based on sodium desoxycholate for the isola- 

 tion of intestinal pathogens and for the enumeration of colon bacilli in milk and 



water. J. Pathol. BacterioL, 40, 581-599. 

 . 1936. New selenite enrichment media for the isolation of typhoid and 



paratyphoid {Salmonella) bacilli. Am. J. Hyg., 24, 423-432. 



1943. Preparation and properties of bacteriological peptones. I; Enzy- 



matic hydrolysates of casein. Bull. Johns Hopkins Hosp., 72, 179-199. 

 Levine, M., and H. W. Schoenlein. 1930. "A Compilation of Culture Media for 



the Cultivation of Microorganisms," 969 pp. The Williams & Wilkins Company, 



Baltimore. 

 Lewis, K. H., and E. V. Hill. 1947. Practical media and control measures for pro- 

 ducing highly toxic cultures of Clostridium botulinum. Type A. /. BacterioL, 63, 



213-230. 

 Lichstein, H. C, and M. H. Soule. 1944. Studies of the effect of sodium azide on 



microbic growth and respiration. I. The action of sodium azide on microbic 



growth. J. BacterioL, 47, 221-230. 

 Logan, M. A., A. A. Tytell, I. S. Danielson, and A. M. Griner. 1945. Production of 



Clostridium perfringens alpha toxin. J. Immunol., 61, 317-328. 

 McClung, L. S. 1949. Recent developments in microbiological techniques. Ann. 



Rev. Microbiol., 3, 395-422. 

 , and R. Toabe. 1947. The egg yolk plate reaction for the presumptive diag- 

 nosis of Clostridium sporogenes and certain species of the gangrene and botulinum 



groups. J. BacterioL, 53, 139-347. 

 McGaughey, C. A., and H. P. Chu. 1948. The egg-yolk reaction of aerobic sporing 



bacilli. J. Gen. Microbial, 2, 334-340. 

 Marshall, M. S., J. B. Gunnison, A. S. Lazarus, E. L. Morrison, and M. C. Shevky. 



1947. "Applied Medical Bacteriology," 340 pp. Lea & Febiger, Philadelphia. 



