Publication

Automated High-Content Phenotyping Of The Nematode C. Elegans At Single Animal Resolution With A Microfluidic Platform

Résumé

In this work, we present a novel microfluidic approach to culture the nematode C. elegans from the onset of embryogenesis to the adult stage at single animal resolution. Our device allows high-throughput experimentation, high-resolution imaging, thereby providing high-content phenotyping in a highly parallel fashion. As a validation study, we studied the dose-dependent influence of the anthelmintic drug, tetramisole on the nematodes' development during their full life cycle. Our results revealed a clear impact of tetramisole on various worm phenotypes.

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Concepts associés (14)
Droplet-based microfluidics
Droplet-based microfluidics manipulate discrete volumes of fluids in immiscible phases with low Reynolds number and laminar flow regimes. Interest in droplet-based microfluidics systems has been growing substantially in past decades. Microdroplets offer the feasibility of handling miniature volumes (μl to fl) of fluids conveniently, provide better mixing, encapsulation, sorting, sensing and are suitable for high throughput experiments.
High-content screening
High-content screening (HCS), also known as high-content analysis (HCA) or cellomics, is a method that is used in biological research and drug discovery to identify substances such as small molecules, peptides, or RNAi that alter the phenotype of a cell in a desired manner. Hence high content screening is a type of phenotypic screen conducted in cells involving the analysis of whole cells or components of cells with simultaneous readout of several parameters.
Paper-based microfluidics
Paper-based microfluidics are microfluidic devices that consist of a series of hydrophilic cellulose or nitrocellulose fibers that transport fluid from an inlet through the porous medium to a desired outlet or region of the device, by means of capillary action. This technology builds on the conventional lateral flow test which is capable of detecting many infectious agents and chemical contaminants. The main advantage of this is that it is largely a passively controlled device unlike more complex microfluidic devices.
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