LIST of TABLES 



Table 1.— Types of actinomycetes recognized in 1894 9 



Table 2.— Comparison of cultural, morphologic and staining reactions of 



species of Nocardia 30 



Table 3.— Comparison of the parasitic and saprophytic actinomycetes . 35 

 Table 4.— Streptomycin production and streptomycin sensitivity of differ- 

 ent strains of S. griseus and their variants 37 



Table 5.— Cultural and physiological characteristics of the streptomycin- 

 producing strain of S. griseiis and its inactive variant 63 



Table 6.— Effect of phage upon the growth, phage multiplication, and 

 streptomycin production by different actinomycetes in stationary cul- 

 tures 66 



Table 7.— Stability of phage in aqueous suspension upon storage at several 



temperatures 67 



Table 8.— Production of streptothricin by two strains of S. lavendulae and 



their variants 77 



Table 9.— Decomposition of different amino acids by microorganisms . . 81 

 Table 10.— Decomposition of glycine by different microorganisms in pres- 

 ence of glucose 81 



Table 11.— The utilization of carbon and nitrogen sources by S. coelicolor 83 

 Table 12.— Metabolic changes and efficiency of carbon utilization of S. 



lavendulae in aerated cultures 84 



Table 13.— Acid production by an actinomyces on meat extract-peptone- 

 glucose medium 86 



Table 14.— Acid formation from glucose in aerated cultures of S. laven- 

 dulae 87 



Table 15.— Influence of reaction on the decomposition of a protein-rich 



material by actinomycetes 90 



Table 16.— Rate of growth of S. griseus and streptomycin production in 



shaken cultures 90 



Table 17.— Metabolic changes produced by S. griseus with different 



sources of nitrogen 90 



Table 18.— Proteolytic activity of actinomycetes in 2 per cent gelatin 



solution 101 



Table 19.— Distribution of bacteriolytic properties among actinomycetes . 102 

 Table 20.— Occurrence of antagonistic actinomycetes in different soils . 109 

 Table 21.— Distribution of antagonistic actinomycetes in nature . . . 112 

 Table 22.— Classification of antibiotics of actinomycetes . . . . 116/117 

 Table 23.— Inhibition of different actinomycetes by their respective anti- 

 biotics 119 



Table 24.— Distribution of antagonistic properties among actinomycetes 120 

 Table 25.— Inhibition of growth of virulent human tubercle bacilli by 



different actinomycetes 121 



Table 26.— Growth and chemical changes produced by S. griseus under 



submerged conditions 123 



Ta^le 27.— Nitrogen distribution in cultures of S. griseus 123 



Table 28.— Antibiotic spectra of streptomycin and grisein 124 



