Assertion: cystic fibrosis's salt | /r/CapableOf | enter the air space
Facets:
Source sentences:
text: In people without cystic fibrosis, working cystic fibrosis proteins allow salt (chloride) to enter the air space and water follows by osmosis.
text: In people with cystic fibrosis, non-working cystic fibrosis proteins mean no salt (chloride) enters the air space and water doesn't either.