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Cited by 244

The DOI matches its Crossref record; 3 of the 3 references it cites were found in a registry or an index.

High-content behavioral analysis of Caenorhabditis elegans in precise spatiotemporal chemical environments

Open access
Albrecht, Dirk R, Bargmann, Cornelia I·2011·Nature Methods

Abstract

To quantitatively understand chemosensory behaviors, it is desirable to present many animals with repeatable, well-defined chemical stimuli. To that end, we describe a microfluidic system to analyze Caenorhabditis elegans behavior in defined temporal and spatial stimulus patterns. A 2 cm × 2 cm structured arena allowed C. elegans to perform crawling locomotion in a controlled liquid environment. We characterized behavioral responses to attractive odors with three stimulus patterns: temporal pulses, spatial stripes and a linear concentration gradient, all delivered in the fluid phase to eliminate variability associated with air-fluid transitions. Different stimulus configurations preferentially revealed turning dynamics in a biased random walk, directed orientation into an odor stripe and speed regulation by odor. We identified both expected and unexpected responses in wild-type worms and sensory mutants by quantifying dozens of behavioral parameters. The devices are inexpensive, easy to fabricate, reusable and suitable for delivering any liquid-borne stimulus.

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Crossref · 10.1038/nmeth.1630

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Metadata

Authors
Albrecht, D. R., & Bargmann, C. I.
Venue
Nature Methods
Published
2011-06-12
Volume
8
Issue
7
Pages
599-605
ISSN
  • 1548-7091 (ISSN-L)
  • 1548-7105
OpenAlex
W2141911005
Cited by
244
References
3
FWCI
6.19
Type
journal article
Language
en
Open access
green

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