Assertion: camphor | /r/CapableOf | show antimutagenic effects
Facets:
value: at very low concentrations
type: OTHER
Source sentences:
text: Camphor showed antimutagenic effects at very low concentrations compared with other monoterpenes screened (about 40% reduction of UV-induced revertant at 0.5 and 1 μg/plate), although higher concentrations failed to increase antimutagenic effects.