TABLE 2. Host range experiment

Host tested

Titer (PFU/ml)a

Phage Ib

Phage IIc

Phage IIId

 Enterobacter aerogenese

0

0

6 x 105

 Salmonella typhimuriume

0

0

0

 Escherichia coli Be

1.8 x 108

3.5 x 105

0

 E. coli Ce

2.5 x 107

0

0

 E. coli K12f

1.2 x 107

2.4 x 104

0

 E. coli (local isolate)g

0

0

0

     a  Determined by plating with host cells in soft nutrient agar overlays and overnight incubation at 37oC.
    
b 
Selected on E. coli C.
    
c 
Selected on E. coli B.
    
d 
Selected on E. aerogenes.
    
e 
Carolina Biological Supply Co.
    
f 
Ward’s Natural Science Establishment.
    
g
 
Provided by Allan T. Andrew.