Examlex
What type of cell can destroy cancer cells without prior stimulation by tumor antigens?
Gatekeeper
An individual or entity that controls access to something, typically information or resources, and decides who gets access to them.
Opinion Leader
An individual who influences others' attitudes or behaviors due to their expertise, knowledge, or position within a social network.
Initiator
An individual or entity that begins or triggers an action or process.
Informational Influence
The process where individuals change their opinions or behaviors to align with those of a group or society, based on the information or evidence presented by the group.
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