Assertion: ngf | /r/CapableOf | exert biological effects
Facets:
value: directly
type: MANNER
Source sentences:
text: Advantages of this gene therapy compared with traditional therapy are: (1) one-time intracerebral injection can reduce the risk of local inflammation and intracranial infection; (2) NGF penetrates the blood-brain barrier and directly exerts biological effects and reduces side effects.