Peg-free mrna lipid nanoparticles using lipidated proteins
Binghamton University presents a novel method for creating PEG-free, biodegradable mRNA lipid nanoparticles using lipidated proteins. This approach leverages the natural self-assembling properties of lipidated proteins to enhance biocompatibility and reduce immunogenicity.
Overview
Binghamton University has developed a cutting-edge method for assembling PEG-free, biodegradable mRNA lipid nanoparticles using lipidated proteins. This innovative approach exploits the natural self-assembly capabilities of lipidated proteins, such as palmitoylated or myristoylated proteins, to form stable lipid nanoparticles. These nanoparticles are designed to enhance biocompatibility and reduce potential immunogenicity, offering a promising alternative for mRNA delivery systems.
Technical specifications
Key Features:
- Utilizes lipidated proteins, which are naturally present in mammalian cell membranes, for nanoparticle assembly
- Eliminates the need for polyethylene glycol (PEG), reducing potential adverse immune responses
- Incorporates various lipid tails, such as palmitic or myristic, to optimize stability and functionality
- Enables mass production through CHO or HEK293 cell lines, followed by purification
Optimization Process:
- Selection of optimal protein heads based on size, surface charge, and immunogenicity
- Optimization of peptide linkers for flexibility and length
- Tailoring lipid tails to improve nanoparticle assembly and function
- Adjustment of lipidated protein quantities and types, mRNA amounts, and other components for stability
Technology readiness level
This technology is currently at Technology Readiness Level 4, indicating that it has been validated in a laboratory setting. Further in vitro and in vivo investigations are planned to assess characteristics such as immunogenicity, biocompatibility, and stability.
About Binghamton University
Binghamton University is a large, comprehensive public research university in the State University of New York system. Industry collaborates on campus through an advanced technologies complex with shared labs and prototyping facilities, and a health sciences campus adjacent to regional hospital partners. A downtown incubator and maker spaces connect faculty and startups with suppliers and manufacturing in New York’s Southern Tier, while co-op and internship pathways build talent pipelines for corporate R&D. Research is supported by competitive federal funding from agencies such as NSF, NIH, DOE, and DoD, with additional state and industry sponsorship. A dedicated technology transfer office streamlines IP protection, licensing, and startup formation.
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