Assertion: mature osteoclast | /r/HasProperty | fixed with 4%
Facets:
Source sentences:
text: The BMMs and the mature osteoclasts were fixed with 4% formaldehyde, permeabilized with 0.1% Triton X-100, and incubated with Alexa Fluor 488-phalloidin (Invitrogen) for 20 min.