Dried Spore Germinative Compound Mixtures for Probiotic Activation
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Solution Overview
Problem
Bacillus spores used as probiotics face challenges in germination due to low pH environments and the presence of germination inhibitors, leading to delayed activation and reduced effectiveness, especially in short transit times through the gastrointestinal tract of animals.
Innovation Solution
A dried intimate mixture of bacterial spores and a germinative compound is formed, where the spores and compound are maintained in close proximity until reaching a conducive environment, enhancing germination, growth, and enzyme activity, even in the presence of inhibitors.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If Bacillus spores are used in their spore form for probiotic applications, then shelf life and resistance to environmental stress are improved, but germination is delayed when exposed to low pH environments and germination inhibitors
Solution Approach 1:
The patent applies preliminary action by pre-coating the spores with germinative compounds (such as L-alanine, L-valine, L-asparagine, or their salts) before exposure to the gastrointestinal environment. This pre-coating ensures that when the spores encounter low pH and inhibitors in the stomach and small intestine, the germinative compounds are already positioned to immediately trigger germination, eliminating the lag time that would otherwise occur during germination initiation.
Solution Approach 2:
The patent uses germinative compounds as intermediaries between the spores and the gastrointestinal environment. These compounds act as mediators that protect the spores from the harmful effects of low pH and germination inhibitors while simultaneously triggering rapid germination. The intermediary compounds bridge the gap between the resistant spore form and the need for rapid activation in the host environment.
2Reliability
If spores are exposed to low pH environments in the stomach, then they maintain resistance, but germination is inhibited even in the presence of germinative compounds
Solution Approach 1:
The patent applies preliminary anti-action by pre-coating spores with germinative compounds before they encounter the harmful low pH environment. This pre-application of the germinative compound creates a protective effect that counteracts the inhibitory influence of low pH on germination. The spores are essentially pre-prepared with the chemical trigger needed for germination, so when they encounter acidic conditions, the germinative compound can immediately override the pH-induced germination inhibition.
3Reliability
If germination inhibitors are present in the gastrointestinal tract, then spore germination is suppressed, but the inhibitors cannot be removed from the system
Solution Approach 1:
The patent converts the harmful effect of germination inhibitors into a beneficial outcome by using the same inhibitors' presence as a trigger for the germinative compound action. The germinative compounds pre-coated on the spores are designed to outcompete or override the inhibitory effects, effectively converting the harmful inhibitor presence into an opportunity for controlled, rapid germination at the precise location and time needed in the gastrointestinal tract.
Data Source
AI summary
In one aspect, the present invention is directed to a dried intimate mixture comprising a bacteria spore and a germinative compound, and methods for preparing the intimate mixture. In another aspect, this invention is directed to a composition comprising such an intimate mixture. The invention also relates to methods for increasing the germination, growth, metabolism, and/or enzyme activity of a bacteria spore comprising preparing an intimate mixture of a bacteria spore and a germinative compound.