Assertion: protein | /r/HasProperty | studied
Facets:
value: extensively
type: DEGREE
Source sentences:
text: The first of these proteins to be studied were the viral fusion proteins, which allow an enveloped virus to insert its genetic material into the host cell (enveloped viruses are those surrounded by a lipid bilayer; some others have only a protein coat).
text: The protein in maize kernels has been studied extensively.