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Methyl salicylate (oil of wintergreen)is used therapeutically as a counterirritant.
Plasmodesmata
Microscopic channels that traverse the cell walls of plant cells and some algae, facilitating communication and transport between individual cells.
Signal Molecules
Chemicals produced by cells that are used to communicate with or signal other cells, leading to changes in cellular activities.
Phospholipase C
An enzyme that plays a key role in cell signaling, breaking down phospholipids to generate second messengers like diacylglycerol and inositol triphosphate.
Second Messengers
Small molecules or ions that transmit signals from a receptor to a target inside the cell, facilitating intracellular communication.
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