Escherichia coli (Migula) Castellani and Chalmers (ATCC® 14763)

Strain Designations: 44B  /  Type Strain: no  /  Biosafety Level: 1

Classification Enterobacteriaceae, Escherichia
Strain Designations 44B
Application
Produces colicin V
Type Strain no
Biosafety Level 1
Product Format freeze-dried
Preceptrol® no
Type Strain no
Comments
Demonstrates low fertility in the inter-generic cross with Serratia marcescens HY
Produces colicin V
Resistant to bacteriophages T1, 2, 3, 4, 5, 6, 7, S13, and Phi X174
Resistant to colicins V, B, E, I, K, S3, S4, F, J, A, C, L, H, and sensitive to colicins D and X
DNA base composition is 50 moles % cytosine plus guanine
Colony Morphology Colonies on #3 plates are Circular, glistening, convex, cream color.
Medium Medium 3: Nutrient agar or nutrient broth
Growth Conditions Temperature: 37°C
Atmosphere: Aerobic 
Colony Morphology Colonies on #3 plates are Circular, glistening, convex, cream color.
Name of Depositor M Mandel
Chain of Custody
ATCC <-- M Mandel <-- Miner