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. Author manuscript; available in PMC: 2009 Aug 1.
Published in final edited form as: Arch Oral Biol. 2008 Mar 11;53(8):785–790. doi: 10.1016/j.archoralbio.2008.02.001

Figure 1.

Figure 1

SDS-PAGE analysis of rhMMP-20 and rbMMP-20 expression in E. coli Lane 1, molecular size markers; lane 2 and 4, non-induced controls of rhMMP-20 and rbMMP-20, respectively; lane 3, rhMMP-20 induced by IPTG; lane 5, IPTG induction of rbMMP-20. The arrow indicates induced proteins.