Assertion: typical alkaloid | /r/HasAspect | marked physiological action
Facets:
value: on other animals
type: TRANSITIVE-OBJECT
value: usually
type: TEMPORAL
value: on man
type: LOCATION
Source sentences:
text: Typical alkaloids are derived from plant sources, they are basic, they contain one or more nitrogen atoms (usually in a heterocyclic ring) and they usually have a marked physiological action on man or other animals.