A Modular In-Incubator Microscope for Longitudinal Live Cell Microscopy

Area of Science:

• Cell Biology
• Microscopy
• Bioengineering

Background:

• Longitudinal live cell imaging is crucial for understanding dynamic cellular changes.
• Manual microscopy is labor-intensive, limits imaging frequency, and disrupts cellular environments, hindering scalability and data quality.
• Existing automated systems often face constraints related to cost, size, and inflexibility.

Purpose of the Study:

• To present an automated, in-incubator epifluorescence microscope for long-term live cell imaging.
• To overcome the limitations of conventional and existing automated imaging platforms.
• To enable high-frequency, extended duration imaging for detailed analysis of biological processes.

Main Methods:

• Designed a modular, automated in-incubator epifluorescence microscope.
• Integrated features such as multi-fluorescence imaging, automated plate scanning, and configurable light sources.
• Positioned external electronics outside the incubator to enhance thermal stability and reliability.

Main Results:

• The system supports long-term, continuous, high-frequency live cell imaging.
• It offers compatibility with multiple plate formats and fluidic automation devices.
• Improved thermal stability and operational reliability were achieved by externalizing control components.

Conclusions:

• The developed automated microscope enables scalable, high-resolution, long-term live cell imaging.
• This platform provides rich data for quantifying time-dependent tissue phenotypes and transient biological processes.
• It represents a significant advancement for dynamic biological system characterization.