Catarina Michelle Oliveira Ferreira

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An extracellular collagenolytic serine protease was purified from Aspergillus sp., isolated from the Caatinga biome in northeast Brazil by a two-step chromatographic procedure, using an anion-exchanger and gel filtration. The enzyme was produced by submerged fermentation of feather residue as a substrate. The purified collagenase showed a 2.09-fold increase(More)
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