Assertion: liposome's size | /r/HasProperty | less than 500 nm
Facets:
value: to obtain good vitreous mobility
type: PURPOSE
Source sentences:
text: They reported that the size of the nanospheres should be less than 500 nm to obtain good vitreous mobility; otherwise it would be sterically hindered by vitreous network and spread nonhomogeneously throughout the vitreous resulting in accumulation near the injection site.