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Quantitative approaches to in vivo brain microdialysis
1Department of Chemistry, Emory University, Atlanta, GA 30322.
Critical Reviews in Neurobiology
|January 1, 1994
Summary
This review details theoretical models for in vivo microdialysis, enhancing understanding of extracellular analyte concentrations. It covers probe sampling characteristics and factors influencing experimental accuracy.
Area of Science:
- Neuroscience
- Pharmacology
- Physiology
Background:
- Microdialysis is a key technique for studying extracellular chemical events in tissues.
- Limited understanding existed regarding the in vivo sampling characteristics of microdialysis probes.
Purpose of the Study:
- To review theoretical models of in vivo microdialysis.
- To analyze factors influencing probe sampling, including diffusion and active processes.
- To discuss quantitative microdialysis techniques and experimental considerations.
Main Methods:
- Review of theoretical models for in vivo microdialysis.
- Analysis of diffusional resistances and active biological processes.
- Evaluation of techniques for quantitative extracellular analyte estimation.
Main Results:
- Theoretical models incorporating in vivo factors improve understanding of microdialysis probe performance.
- Various techniques allow for quantitative estimation of extracellular analyte concentrations.
- Experimental factors significantly impact the accuracy of in vivo microdialysis.
Conclusions:
- Advanced theoretical models are crucial for accurate in vivo microdialysis.
- Quantitative techniques and careful experimental design enhance data reliability.
- This review provides a framework for optimizing microdialysis applications.