Assertion: megakaryocyte | /r/CapableOf | fix in 2% pfa
Facets:
value: for 15 minutes
type: TEMPORAL
Source sentences:
text: Megakaryocytes recovered by density gradient sedimentation were seeded onto collagen (100 μg/mL)–coated coverslips, allowed to adhere for 3 hours at 37°C, and fixed in 2% PFA for 15 minutes.