Assertion: ψ trypsin | /r/HasProperty | purified in original report
Facets:
value: from 1969
type: TEMPORAL
value: from an autolyzate of bovine trypsin
type: LOCATION
Source sentences:
text: In the original report from 1969, ψ-trypsin was purified from an autolyzate of bovine trypsin using isocratic ion-exchange chromatography [ 16 ].