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Why is Twitter a useful channel for building personas?
Signaling Molecules
Chemicals released by cells that communicate and coordinate actions across the body or between organisms, crucial in many biological processes.
Histamine
A compound released by cells in response to injury and in allergic and inflammatory reactions, causing contraction of smooth muscle and dilation of capillaries.
Prostaglandins
A group of physiologically active lipid compounds that have diverse hormone-like effects in animals.
Sensory Stimulus
An external or internal event or factor that initiates a sensory response in an organism, leading to a potential change in behavior or physiological state.
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