Assertion: ngf | /r/HasProperty | immobilized to p-gel
Facets:
value: after these crosslinking reactions
type: TEMPORAL
value: covalently
type: MANNER
Source sentences:
text: After these crosslinking reactions, NGF was covalently immobilized to P-gel, covalently immobilized to the substrate surface through P-gel, or entrapped in the crosslinked P-gel.