Word: dextran
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Dates: during 1990-1999
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CIGB scientists also tried to bolster sagging industrial productivity. Molecular biologist Manuel Raices helped develop a recombinant enzyme that dissolves dextran, a sticky substance that gums up the sugar-refining process. In tests conducted by local sugar mills, the enzyme reduced oil consumption up to 45%. Now Raices is working with Swedish researchers on an enzyme that digests lignin, a gluelike material that bedevils paper manufacturers...