Assertion: neuroepithelium | /r/HasProperty | replaced by respiratory epithelium
Facets:
value: progressively
type: MANNER
value: with aging
type: OTHER
Source sentences:
text: Further difficulties have been found: Apart from the lack of specific changes, it may be difficult to identify olfactory neurons because the neuroepithelium tends to be replaced progressively by respiratory epithelium with aging, and this process may be more rapid in AD.