Assertion: platelet | /r/CapableOf | send out chemical signals
Facets:
value: to attract more platelets
type: PURPOSE
value: for more help
type: PURPOSE
Source sentences:
text: They also send out chemical signals to attract more platelets.
text: Platelets also send out a chemical signal to attract more platelets.
text: In order to stop the bleeding, platelets within that broken vessel adhere to the site of injury and send out chemical signals for more help.