Signaling molecule
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A signaling molecule is a chemical involved in transmitting information between cells. Such molecules are released from the cell sending the signal, cross over the gap between cells, and interact with receptors in another cell, triggering a response in that cell.
See also
Edit
Cell physiology: cell signaling | |
|---|---|
| Key concepts |
Ligand - Cell signaling networks - Signal transduction - Apoptosis - Second messenger system (Ca2+ signaling, Lipid signaling) |
| Processes |
Paracrine - Autocrine - Juxtacrine - Neurotransmitters - Endocrine (Neuroendocrine) |
| Types of proteins |
Receptor (Transmembrane, Intracellular) - Transcription factor (General, Preinitiation complex, TFIID, TFIIH) - Adaptor protein |
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