Introduction

GelApp: DNA & Prot Gel Analyzer is the pioneering Android application designed specifically for the analysis of agarose and polyacrylamide gel electrophoresis (PAGE) bands. This innovative tool leverages advanced log scaling techniques to provide accurate and efficient analysis directly from your device.

Key Features

• Automatic Analysis with Log Graphs: GelApp automatically generates log graphs from markers, facilitating precise band detection.
• Enhanced Detection: Utilizes the Gabor filter to improve the automatic detection of bands, especially beneficial for low-quality images.
• Manual Assistance: Users can manually draw boxes around bands or specify locations for better precision.
• Flexible Image Sources: Images can be loaded from your gallery or Dropbox, offering versatility and convenience.
• Advanced Imaging Filters: Includes specialized filters like the Gabor filter for enhanced image processing.
• Automated Processing: Offers automated image processing with customizable user inputs.
• User-Friendly Interface: Features a simple, button-based interface for ease of use.
• Versatile Compatibility: Works seamlessly in both landscape and portrait modes across various tablet and smartphone sizes.
• Publication Support: Allows screenshots of analyzed gels and log graphs for easy inclusion in publications or reports.
• Detailed Output: Displays readings within the gel image, highlighting boxes and calculating band sizes.
• Editing Tools: Provides cropping and edit functions to refine band analysis.
• Marker Management: Saves settings and markers for future convenience.
• Color Coding: Uses different colored boxes for markers and bands for clear distinction.
• Direct Camera Access: Offers direct access to your device's camera for immediate analysis.
• Sybr Green & EtBr Compatibility: Supports Sybr Green and EtBr agarose gel analysis.

Benefits for Publications

• Increased Accuracy: Provides more reliable results than manual approximations.
• Value Addition: Enhances the credibility of your publications and reports.
• Educational Tool: Aids in teaching scientific concepts to students.
• Reduced Error: Streamlines the analysis process, minimizing human error and bias.
• On-the-go Analysis: Enables quick analysis anytime, anywhere.
• Automated Workflow: Eliminates the need for manual graphing and tedious calculations.
• Free and Self-Contained: The app is free and does not require internet access unless using Dropbox.

Technical Details

• File Access: Due to recent Android OS changes, please use ES File Explorer to access local files. This app supports Android 6 and earlier versions, with support for Dropbox for earlier versions.
• Troubleshooting: For Android 6 users, consider using the gallery to avoid potential camera saving issues.
• Instructions: Detailed instructions are available via a YouTube video tutorial.
• User Guide: A comprehensive PDF user guide is available for download.

Citation

When citing GelApp, please use:

• Sim, J.Z., Nguyen, PV., Lee, HK., Gan, SKE. (2015). GelApp: Mobile gel electrophoresis analyzer. Nature Methods Application Notes. doi:10.1038/an9643
• Alternatively, refer to the software directly in the App Store.

About the Creators

GelApp was developed by the Antibody & Product Development Lab, Translational Research Division, Bioinformatics Institute, Agency for Science, Technology, and Research, Singapore. The creators include Mr. SIM Jia Zhi, Mr. NGUYEN Phi Vu, and Dr. Samuel GAN, representing roles ranging from Poly intern to Assistant Principal Investigator.

Experience the power of GelApp today and streamline your gel analysis process!