Assertion: xenon's xenon gas | /r/HasProperty | ubiquitous
Facets:
value: like igf-1
type: OTHER
value: secondly
type: DEGREE
Source sentences:
text: Secondly, like IGF-1, xenon gas is ubiquitous (in the air around us), it is neither utilised nor produced by the body, and it passes through cell membranes and freely exchanges between blood and tissue.