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. 2006 Nov 3;73(1):289–294. doi: 10.1128/AEM.01952-06

FIG. 2.

FIG. 2.

Formation of the ONPG hydrolysis product as mediated by VP1LAC IBs (filled symbols) in four independent experiments. As a control, the absorbance of IB samples in the absence of ONPG is also shown (empty symbols).