1.1.1.82 - 1.1.1.82 4 isoenzymes 1.1.1.82 Ni-NTA column chromatography and Superdex 200 gel filtration 1.1.1.82 one protein band from the Quebec population, three isozymes from Mississippi population 1.1.1.82 partial, enzyme exists in at least two molecular forms 1.1.1.82 recombinant MDH from Escherichia coli inclusion bodies by solubilization, refolding, dialysis, and gel filtration