Polysaccharide Composition for Stress and Anxiety Treatment
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Solution Overview
Problem
Conventional antidepressants used to treat stress, anxiety, and depressive behaviors come with significant side effects and the risk of addiction, making them less desirable for long-term use.
Innovation Solution
A composition comprising a polysaccharide with specific molecular characteristics, such as 15-50% 1-6 glucosidic linkages and a number-average molecular weight of less than 4500 g/mol, combined with an active agent like selective serotonin reuptake inhibitors, to treat stress, anxiety, and depressive behaviors without the major side effects and addiction risks.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional antidepressants are used to treat stress and anxiety, then therapeutic effect is achieved, but side effects and addiction risk increase
Solution Approach 1:
The patent introduces polysaccharides as intermediary substances that modulate the gut-brain axis to treat stress and anxiety. These polysaccharides act as mediators between the gastrointestinal system and the central nervous system, providing therapeutic effects through microbial modulation rather than direct neural or chemical intervention, thereby avoiding traditional antidepressant side effects
Solution Approach 2:
The patent replaces the chemical/pharmacological mechanism of conventional antidepressants with a biological mechanism involving polysaccharide fermentation by gut microbes. This substitution uses metabolic byproducts (short-chain fatty acids) from polysaccharide degradation to achieve therapeutic effects, replacing direct drug-receptor interactions with indirect microbial-mediated effects
2Object-generated harmful factors
If polysaccharide composition is used as natural alternative, then side effects and addiction risk are reduced, but therapeutic efficacy may be insufficient
Solution Approach 1:
The patent employs composite polysaccharide formulations combining different types and molecular weights of polysaccharides to enhance therapeutic efficacy. This composite approach creates synergistic effects where different polysaccharide components work together to maximize gut-brain axis modulation while maintaining the safety profile of natural substances
Solution Approach 2:
The patent optimizes specific parameters of polysaccharides including molecular weight (1,000-10,000 Da), degree of polymerization (3-20 glucose units), and structural characteristics (alpha-1,4 and alpha-1,6 linkages) to enhance bioavailability and therapeutic effect. These parameter optimizations ensure the polysaccharides are small enough to be fermented by gut microbes while maintaining structural integrity for effective gut-brain axis modulation
Data Source
AI summary
The present invention relates to a composition including a mix of a polysaccharides having: 15% to 50% of glucoside linkages 1-6; a reducing sugar content of less than 20%; a polymolecularity index of less than 5; an average molecular weight with number Mn of less than 4500 g/mole and at least one active agent for treating stress, anxiety and depressive behavior, sleep disorders, obsessive-compulsive disorder, bulimia and epilepsy in humans or animals. The present invention also relates to the use of the polysaccharide for treating stress, anxiety or depressive behavior, sleep disorders, obsessive-compulsive disorder, bulimia and epilepsy in humans or animals.