Resolution: standard / high
Figure 1.
Chromatography of the crude enzyme preparation of Trichoderma harzianum 1051 on a Phenyl-Sepharose column. ■ protease activity; ● Absorbance at 280 nm; — (NH4) 2SO4 negative gradient.
De Marco and Felix BMC Biochemistry 2002 3:3 doi:10.1186/1471-2091-3-3
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