The DOI matches its Crossref record; 88 of the 88 references it cites were found in a registry or an index.
How Local Is the Local Field Potential?
Open accessAbstract
Summary Local field potentials (LFPs) are of growing importance in neurophysiological investigations. LFPs supplement action potential recordings by indexing activity relevant to EEG, MEG and hemodynamic (fMRI) signals. Recent reports suggest that LFPs reflect activity within very small domains of several hundred microns. We examined this conclusion by comparing LFP, current source density (CSD), and multiunit activity (MUA) signals in macaque auditory cortex. Estimated by frequency tuning bandwidths, these signals' “listening areas” differ systematically with an order of: MUA < CSD < LFP. Computational analyses confirm that observed LFPs receive non-local contributions. Direct measurements indicate passive spread of LFPs to sites more than a centimeter from their origins. These findings appear to be independent of the frequency content of the LFP. Our results challenge the idea that LFP recordings typically integrate over extremely circumscribed local domains. Rather, LFPs appear as a mixture of local potentials with “volume conducted” potentials from distant sites.
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Cites
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Self-citationCoupling Between Neuronal Firing, Field Potentials, and fMRI in Human Auditory Cortex
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The origin of extracellular fields and currents — EEG, ECoG, LFP and spikes
Buzsáki, G., Anastassiou, C. A., & Koch, C. (2012) · Nature Reviews Neuroscience · doi:10.1038/nrn3241 · Cited by 4,225
A Tutorial Review of Functional Connectivity Analysis Methods and Their Interpretational Pitfalls
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Modelling and analysis of local field potentials for studying the function of cortical circuits
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Neuromodulation of Brain States
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Computing the Local Field Potential (LFP) from Integrate-and-Fire Network Models
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Metadata
- Authors
- Kajikawa, Y., & Schroeder, C. E.
- Venue
- Neuron
- Publisher
- Elsevier BV
- Published
- 2011-12
- Volume
- 72
- Issue
- 5
- Pages
- 847-858
- ISSN
- 0896-6273 (ISSN-L)
- OpenAlex
- W1989700973
- Cited by
- 590
- References
- 88
- FWCI
- 14.77
- Type
- journal article
- Language
- en
- Open access
- bronze
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Bibliographic data: Semantic Scholar, OpenAlex, Crossref.
Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).
Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.