This technology is a low-cost, 3D printable mini-gel electrophoresis system with built-in electrodes, enabling rapid, portable DNA analysis using battery power—ideal for education, fieldwork, and labs with limited resources.
Background: Gel electrophoresis is a cornerstone technique in molecular biology, widely used for the separation and analysis of nucleic acids and proteins. It enables researchers to visualize DNA fragments, assess the purity of samples, and perform diagnostic assays. Despite its ubiquity, the standard equipment for gel electrophoresis is often expensive, bulky, and dependent on specialized power supplies, which limits its accessibility in educational settings, fieldwork, and laboratories with constrained resources. As molecular diagnostics and point-of-care testing become increasingly important, there is a growing demand for portable, affordable, and easy-to-use electrophoresis systems that can be deployed outside of traditional laboratory environments. Current approaches to gel electrophoresis present several challenges that hinder their broader adoption and utility. Traditional systems require precision-manufactured components, such as glass or acrylic gel boxes and separate metal electrodes, which drive up costs and complicate assembly and maintenance. The need for high-voltage power supplies not only introduces safety concerns but also restricts use in locations without reliable electrical infrastructure. Furthermore, these systems are not easily customizable or scalable for specific applications, and their size and fragility make them impractical for field deployment or disposable use. These limitations create significant barriers for educators, researchers in low-resource settings, and anyone needing rapid, on-site DNA analysis.
Technology Overview: This technology is a 3D printable mini-gel electrophoresis system designed for rapid, affordable, and customizable DNA analysis. The main structure of the device is fabricated from standard PLA plastic, while the electrodes are formed from conductive PLA, allowing both components to be produced simultaneously using widely available 3D printing techniques. The system is engineered for quick assembly and operation, enabling the resolution of looped and unlooped DNA bands from DNA nanoswitches in approximately 10 minutes. Its low-voltage operation allows it to be powered by batteries, making the device highly portable and suitable for use in settings without access to traditional laboratory infrastructure. The design is especially well-suited for educational environments, field research, and resource-limited laboratories, offering a cost-effective and potentially disposable alternative to conventional gel electrophoresis equipment. What differentiates this technology is its integration of conductive materials directly into the 3D printed structure, which streamlines manufacturing by eliminating the need for separately produced electrodes and complex assembly. This innovation not only reduces production costs but also enhances customization, enabling rapid prototyping and adaptation to specific experimental requirements. The system’s compatibility with DNA nanoswitch assays and its ability to deliver results quickly at low power further set it apart from traditional bulky and expensive electrophoresis devices. Its accessibility, affordability, and ease of use make it an attractive solution for a wide range of users, from educators seeking hands-on teaching tools to researchers working in remote or low-resource settings.
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Advantages: • Rapid and inexpensive manufacturing using standard 3D printing technology • Integrated conductive electrodes eliminate the need for separate components • Quick assembly and operation with DNA nanoswitch resolution in approximately 10 minutes • Low voltage operation compatible with battery power for portability • Cost-effective and potentially disposable alternative to traditional gel electrophoresis systems • Customizable design suitable for rapid prototyping and specific experimental needs • Accessible to a wide range of users, including educators, field researchers, and low-resource laboratories
Applications: • Portable DNA analysis in the field • Educational molecular biology demonstrations • Low-cost diagnostics in remote clinics • Customizable gel electrophoresis prototyping
Intellectual Property Summary: Patent application filed
Stage of Development: TRL 4
Licensing Status: This technology is available for licensing.