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Cell communication in taste buds.

S D Roper1

  • 1Department of Physiology and Biophysics, Miller School of Medicine, University of Miami, 1600 NW 10th Ave., Miami, FL, 33136, USA. roper@miami.edu

Cellular and Molecular Life Sciences : CMLS
|May 30, 2006
PubMed
Summary

Taste bud cells use synaptic signaling for communication before sending taste signals. Serotonin and ATP are key molecules in this gustatory cell-to-cell communication and sensory output.

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Area of Science:

  • Neuroscience
  • Cell Biology
  • Sensory Biology

Background:

  • Taste bud cells interact with sensory nerves and neighboring cells.
  • Synaptic communication may occur between taste cells before signaling to primary afferent fibers.

Purpose of the Study:

  • To review synaptic processing within taste buds.
  • To summarize methods for measuring real-time synaptic transmitter release.

Main Methods:

  • Utilizing cellular biosensors to detect synaptic transmitter release.
  • Analyzing synaptic interactions within gustatory end organs.

Main Results:

  • Real-time measurement of synaptic transmitter release during taste stimulation is now feasible.
  • Serotonin and adenosine triphosphate (ATP) are implicated in cell-to-cell signaling.
  • These molecules play a role in sensory output from the gustatory system.

Conclusions:

  • Synaptic processing is a critical component of taste bud function.
  • Serotonin and ATP are vital signaling molecules in gustatory perception.
  • Advanced biosensor technology enables detailed study of taste signaling pathways.

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