Assertion: ligand affinity | /r/HasProperty | measured as an ic 50 value
Facets:
value: indirectly
type: MANNER
value: from a competition binding experiment
type: OTHER
value: most often
type: DEGREE
Source sentences:
text: Ligand affinities are most often measured indirectly as an IC 50 value from a competition binding experiment where the concentration of a ligand required to displace 50% of a fixed concentration of reference ligand is determined.