Browsing by Author "Donoso, Margarita"

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    • Urease of Spirulina maxima 
      Carvajal, Nelson; Fernández, Mireya; Rodríguez, Juan Pablo; Donoso, Margarita (1980)
      Urease (EC 3.5.1.5) was purified from Spirulina maxima by ammonium sulfate precipitation, DEAE-cellulose chromatography and gel filtration on Sephadex G-200. The enzyme had maximum activity at pH 8.7, a Km for urea of 0.12 ...