Fusogenic Compounds Forming Nanoparticles for Cell Penetration
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Solution Overview
Problem
Existing methods for delivering therapeutic agents such as drug compounds and nucleic acid molecules into cells face challenges with low cell penetration rates and sensitivity to degradation in biological environments, necessitating the development of fusogenic nanoparticles for efficient transfection and distribution.
Innovation Solution
The use of fusogenic compounds to form nanoparticles that incorporate lipophilic chains and amino acids, linked by specific structures, to enhance cell penetration and protect active agents.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If active agent molecules are incorporated or encapsulated in a nanoparticle, then protection against degradation in serum or biological settings is achieved, but cell penetration rates remain low
Solution Approach 1:
The patent employs composite nanoparticle structures combining protective encapsulation materials with fusogenic lipid components. The nanoparticle core provides degradation protection while the fusogenic lipid shell or surface modification enables enhanced cell membrane fusion and penetration, resolving the contradiction between protection and delivery efficiency
Solution Approach 2:
The invention modifies physical and chemical parameters of the nanoparticle system by incorporating fusogenic lipids with specific phase transition temperatures and membrane fusion properties. These parameter changes enable the nanoparticle to maintain structural integrity for protection while acquiring dynamic membrane fusion capabilities for improved cell penetration
2Productivity
If fusogenic compounds are used to form nanoparticles, then cell penetration and delivery of active agents is enhanced, but complexity of the compound structure increases
Solution Approach 1:
The fusogenic compounds described in the patent serve multiple functions simultaneously: they provide structural framework for nanoparticle formation, enable cell membrane fusion, facilitate active agent delivery, and offer protection against degradation. This multi-functionality reduces the need for separate components, managing complexity while achieving high delivery efficiency
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The fusogenic compounds effectively increase the delivery and distribution of biologically active molecules like nucleic acids, RNA, and siRNA to cells, improving therapeutic efficacy by enhancing cell penetration and protecting against degradation.
Implementation Method 1
one way to carry out transfection of nucleic acids is to incorporate or encapsulate the active molecules in a nanoparticle
Implementation Method 2
molecules having fusogenic properties to provide nanoparticles that have favorable transfection properties to increase rates of cell penetration
Data Source
AI summary
Fusogenic compounds, and compositions and methods of use thereof. The fusogenic compounds can be used for making nanoparticle compositions for use in biopharmaceuticals and therapeutics. More particularly, compounds, compositions and methods are to provide nanoparticles to incorporate or encapsulate active agents, to deliver and distribute the active agents to cells, tissues, organs, and subjects.