A 3D-printed Arabidopsis thaliana root imaging platform

Area of Science:

• Plant Biology
• Biotechnology
• Microfluidics

Background:

• High-resolution live imaging offers insights into plant root system dynamics.
• Microfluidic platforms provide precise control for cellular studies but are often complex.
• Current microfluidic platforms for plants are not widely accessible.

Purpose of the Study:

• To design and characterize an easy-to-implement 3D printed open microfluidic platform for Arabidopsis thaliana roots.
• To identify biocompatible materials for microfluidic platform fabrication.
• To validate the platform's reliability using a drought stress assay.

Main Methods:

• 3D printing (stereolithography) to create an open microfluidic platform.
• Biocompatibility testing of materials for platform construction.
• Implementation of a drought stress assay for root imaging.

Main Results:

• Successful design and characterization of a 3D printed open microfluidic platform.
• Identification of a suitable biocompatible material for platform fabrication.
• Validation of the platform's reliability in observing root responses to drought stress.

Conclusions:

• The developed 3D printed RootChip is an accessible and reliable tool for plant root research.
• This platform facilitates high-resolution live imaging of plant root responses to environmental cues.
• The ease of implementation broadens the accessibility of advanced microfluidic plant research.