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. 1998 May;64(5):1589–1593. doi: 10.1128/aem.64.5.1589-1593.1998

TABLE 4.

Norvaline levels during rHb1.1 purification

Prepn mol of norvaline/mol of rHb1.1 ina:
Sample 88 Sample 90 Sample 91
Crude prepn I (before heat treatment) 0.48 0.24 0.23
Crude prepn II (after heat treatment) 0.54 0.30 0.29
Final pure rHb1.1 prepn 0.40 0.27 0.27
a

The final pure preparation/crude preparation I ratios for samples 88, 90, and 91 were 0.833:1, 1.125:1, and 1.174:1, respectively.