Assertion: adenosine deaminase | /r/HasProperty | purified by ammonium sulfate fractionation
Facets:
value: from calf serum
type: OTHER
Source sentences:
text: The adenosine deaminase from calf spleen was purified 500-fold by isoelectric precipitation, ammonium sulfate fractionation, and chromatography on Bio-Rex-70, DEAE Sephadex A-50 and SE-Sephadex C-50, the last two steps being repeated.
text: Adenosine deaminase has been purified from calf serum by ammonium sulfate fractionation and DEAE cellulose column chromatography.