Assertion: melatonin | /r/HasProperty | investigated as possible therapy
Facets:
value: for several different types of cancer
type: TRANSITIVE-OBJECT
Source sentences:
text: Melatonin has been shown to slow the growth of some types of cancerous tumors and is being investigated as a possible therapy for several different types of cancer.
text: Melatonin has been shown to slow the growth of some types of cancerous tumors, and is being investigated as a possible therapy for several different types of cancer.