Polyamine Derivative Salts for Multi-PAMP Antagonism in Sepsis
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Current treatments for sepsis are inadequate as they primarily target individual pathogen-associated molecular patterns (PAMPs), failing to comprehensively address the diverse sources of PAMPs that trigger systemic inflammatory responses.
Innovation Solution
Development of medicinal salts of polyamine derivatives that effectively antagonize multiple PAMPs such as LPS, CpG DNA, PGN, LTA, virus RNA, and zymosan, formed through a specific chemical combination with pharmaceutically acceptable acids, which can be used to treat sepsis caused by both gram-negative and gram-positive bacteria.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If current antibiotics and critical medical technology are used, then treatment of sepsis is provided, but the treatment is inadequate and fails to comprehensively address diverse PAMP sources
Solution Approach 1:
The patent develops polyamine derivative medicinal salts that can simultaneously antagonize multiple types of PAMPs including LPS, CpG DNA, PGN, LTA, virus RNA, and zymosan. This multi-functional capability allows a single drug to address diverse sources of systemic inflammatory response, resolving the contradiction between versatility and effectiveness in sepsis treatment
2Adaptability or versatility
If existing drugs targeting individual PAMPs are used, then specific PAMP antagonism is achieved, but comprehensive sepsis treatment is difficult to accomplish
Solution Approach 1:
The patent merges multiple PAMP antagonistic activities into a single polyamine derivative medicinal salt compound. Instead of requiring separate drugs for different PAMPs, the invention combines LPS, CpG DNA, PGN, LTA, virus RNA, and zymosan antagonism into one agent, simplifying the treatment regimen while expanding the scope of PAMP coverage
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 polyamine derivative medicinal salts demonstrate significant inhibition of inflammatory mediator release and improve survival rates in mouse models challenged with various bacteria, offering a broader antagonistic effect compared to existing treatments.
Implementation Method 1
the polyamine derivatives have structure of general formula 1... can effectively antagonize various PAMP such as LPS, CpG DNA, PGN, LTA, virus RNA and zymosan or the like at the same time
Data Source
Figure 1
Figure 2A~2G
Figure 3A~3B
AI summary
The invention relates to a kind of medicinal salts of polyamine derivatives , preparation method and use thereof in preparation of a drug for treating sepsis. These novel compounds have good antagonistic action on a plurality of pathogen-associated molecular patterns that induce sepsis, such as bacterial lipopolysacchride (endotoxin), bacterial genomic DNA, peptidoglycan, lipoteichoic acid, virus RNA, and zymosan, and can be used for preparation of a drug for treating sepsis.