Aloe Vera Polysaccharide Composition for Microbial Aggregation
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Solution Overview
Problem
Existing anti-adhesive strategies for microbial colonization are inadequate as they fail to block multiple adhesin proteins, leading to antimicrobial resistance and limited efficacy against a wide range of pathogens.
Innovation Solution
Aloe vera polysaccharides with specific molecular weights and compositions, particularly those with 30-100 kDa and >1000 kDa, promote microbial aggregation, forming clusters that reduce adhesion capacity and facilitate natural defense mechanisms without inducing resistance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If anti-adhesive strategies are used to block microbial adhesion, then microbial colonization is prevented, but pathogenic microorganisms develop resistance by possessing multiple adhesin proteins
Solution Approach 1:
Instead of blocking adhesins on the microbial surface (conventional approach), this patent inverts the strategy by using polysaccharides to bind to and aggregate the microorganisms themselves, preventing their adhesion to host tissues through a different mechanism that does not rely on competing with microbial adhesins
Solution Approach 2:
The patent introduces polysaccharides as an intermediary substance that mediates between the microorganisms and host tissues. These polysaccharides bind to microbial surfaces and promote aggregation, acting as a bridging agent that prevents direct contact between pathogens and host epithelial cells without requiring direct interaction with adhesin proteins
2Reliability
If multiple adhesin proteins are blocked to prevent colonization, then microbial adhesion is reduced, but the complexity of blocking each adhesin increases
Solution Approach 1:
The patent employs polysaccharides with broad-spectrum activity that can bind to and aggregate multiple types of microorganisms simultaneously. This universal approach replaces the need for specific blockers for each adhesin protein, providing a single multi-functional solution that works against diverse pathogens including bacteria, fungi, and viruses
3Reliability
If microbial aggregation is promoted to counteract colonization, then adhesion capacity is reduced, but the mechanism for aggregation must be effective against diverse pathogens
Solution Approach 1:
The patent utilizes polysaccharides with specific molecular weight ranges (1-100 kDa) and compositional characteristics (mannose, glucose, galactose ratios) that optimize aggregation efficiency. By carefully controlling these parameters, the invention achieves effective aggregation across diverse pathogen types while maintaining the ability to bind to different microbial surfaces
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 Aloe vera polysaccharides effectively immobilize various microorganisms, including bacteria and fungi, by forming stable aggregates that are easily cleared, thus preventing colonization and infection while avoiding resistance issues.
Implementation Method 1
Aggregation is a process where microorganisms are entangled in a network by means of aggregating compounds that form crosslinks between those individual microorganisms
Implementation Method 2
The majority of microbial problems are initiated by the adhesion of harmful microorganisms to human epithelial surfaces
Data Source
AI summary
The present invention relates to a composition comprising polysaccharides derivable from Aloe vera with aggregating activity towards microorganisms and to its use in preventing or treating infections. The composition having an average molecular weight in the range of 30-100 kDa and comprising 80-100% w/w mannose and 0-5% w/w glucose.