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. Author manuscript; available in PMC: 2014 Jun 10.
Published in final edited form as: J Biotechnol. 2013 Apr 11;165(0):175–177. doi: 10.1016/j.jbiotec.2013.03.018

Table 1.

Characteristics of heparosan from E. coli K5, E. coli K5 (ΔelmA) and E. coli Nissle 1917.

Strain Location MN MW Polydispersity Concentration
(mg/ml)		 Specific
productivity
(mg/g cells)
E. coli K5 Cell-associated 32,940 64,390 1.95 0.16
Supernatant 56,450 130,500 2.31 0.10 100
E. coli K5 (ΔelmA) Cell-associated 21,160 45,350 2.14 0.06
Supernatant 46,480 59,070 1.27 0.05 50
E. coli Nissle 1917 Cell-associated 46,620 77,930 1.67 0.08
Supernatant 46,020 75,420 1.64 0.25 250