DESCRIPTION OF SPECIES OF STREPTOMYCES 233 



walled, generally no1 branched; sporophores Milk: Coagulation, slow peptonization. 



straight; do nol form spirals. Spores oblong Surface ring pinkish-brown; medium later 



to oval, 0.5 by 0.5 to 1.5 n. Spores produced becomes dark brown. 



by fragmentation of the hyphae in substrate Starch: No hydrolysis. 



mycelium arc generally smallei than those Source: Blood culture of a woman with 



formed from aerial hyphae. acholuric jaundice. No record concerning 



Nutrient agar: Growth gray to yellow. No actual pathogenicity. 



soluble pigment. Melanin-negative. ,.»,, ^, , i -, ■ ,, , , 



f & . \ . 130. StreptomycestotasatoensisHa,ta,etal., 



Gelatm: Slow liquefaction. No soluble pig- ,,,-■> ,ii * -r i- i- i i- 



1 ' & L953 (llata, I.. Koga, I'., and Kaiiainon. 



''"■ II. .1. Antibiotics (Japan) 6A: L09 1 12, 



Potato: Mycelium gray, Plug darkened. pr -> ) 



Milk: Peptonization positive. m i i o i i 



1 . ... Morphology: Sporophores produce pn- 



Nitrate reduction: Positive. i i - - , . .. . , 



mary and secondary verticils. A few spirals 

 El 2 b: Negative. ,..,. f , Q ■ k.. ..• , 



inent . 



Product ion i 



Carbon utilization: Readily utilizes var 



•us pentoses, hexoses, disaccharides, aci 



were also found. Spores oval or cylindrical. 

 1.9 to L.3 by 0.9 At. 

 Sucrose nit late agar: Growth yellow to 



,o 



i^mium- 1 1 1 i i ; u i • ; i ji,; 1 1 . \ 1 1 ( i w l n \ e 



late and citrate; slight utilization of rham- r i . ■■ • i ■ . 



& . light yellowish-brown. Some strains lwx. 



Dose, inulin, glycerol, inositol, mannitol ; does ■ i <■ ■•« ■ ■ , • 



aerial mycelium even alter prolonged culti- 



not utiuze dextran or salts of oxalic, succinic, ,• ,i ,- .i- i • i " i •* 



..,.., vation; others form thick grayish-white ae- 



11,1,1 sallr - vl,( ' :l, ' 1(ls - rial mycelium. Soluble pigment light yellow- 

 Antagonistic properties: Effective against ■ i 



gram-positive and some gram-negative bac- /<i,, • ,. ,, , 



1 & & Glucose-asparagine agar: Growth brown 



teria. Produces antibiotic raisnomycin. + i ,i i , • , i -,i 



to dark brown, restricted, with raised center. 



Remarks: Pridham et al. (1958) consider » ■ , , „ ,-, (1 • • , 



Aerial mycelium thin, grayish or mouse- 



this organism as a membei <>t the biverticilla- • i o i ii . i 



grayish. Soluble pigment In-own. 



= " "' Nutrient agar: Growth brown, restricted, 



Type culture: ATCC 12,691. •., , , v ,. 



• ' with raised center. No aerial mycelium. 



129. Streptomyces kimberi (Erikson, 1935) Soluble pigment brown. 



Waksman (Erikson, 1). Med. Research Starch agar: Growth colorless; reverse 



Council (Brit.) Spec. Kept. Ser. No. 203: yellow to yellowish-brown. Aerial mycelium 



II 15, 1935). yellowish- white, cottony or flocculent. 



Morphology: Growth made up of long, Tyrosine agar: Growth brown to dark 



straight, profusely branching filaments. Ae- lirown. Aerial mycelium grayish-white, thin 



rial mycelium produce- short and straight later becoming cottony. Tyrosinase reaction 



sporophores. Spores small, round. positive. 



Sucrose nitrate agar: Growth moist. Potato: Growth yellowish-brown and 



cream-colored. Aerial mycelium powdery, wrinkled. No aerial mycelium. Color of plug 



white. light brown. 



Glucose-asparagine agar: Growth cream- Gelatin: Growth dark brown. Soluble pig- 

 colored. Aerial mycelium white. meni dark brown. Liquefaction slow at be- 



Nutrienl agar: Growth moist, cream-col- ginning, bul complete liquefaction I weeks 



orcd. Aerial mycelium powdery, white. later. 



Gelatin: Colonies smooth, shining, float- Milk: No coagulation; slow peptonization, 



ing on liquefied medium. Aerial mycelium No clearing of milk, but heavy brown pre- 



powdery, white. Good liquefaction. No sol- cipitate on bottom; color of liquid in upper 



uble pigment. portion brownish. 



