Endospore-Forming Bacillus Probiotics for Heat-Stable Poultry Feed
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Solution Overview
Problem
Current probiotic solutions for poultry health, particularly those using lactic acid bacteria, face challenges such as heat intolerance, requiring administration through drinking water and resulting in compliance issues and reduced efficacy, while Bacillus spp. products fail to simultaneously reduce Salmonella, improve production parameters, and diminish enteric pathogens.
Innovation Solution
Development of Bacillus spp. bacterial isolates and probiotic formulations, including Bacillus subtilis and B. licheniformis strains, capable of forming endospores, which can be administered through animal feed to reduce pathogenic bacteria, improve gastrointestinal health, and enhance production parameters, while being resistant to heat and safe for use in animal feed.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If lactic acid bacteria are used as probiotics, then they can improve animal health, but they are not tolerant of heat required for feed pelleting and must be administered through drinking water which leads to compliance issues and reduced efficacy
Solution Approach 1:
The patent changes the thermal stability parameter of the probiotic bacteria by selecting endospore-forming Bacillus species instead of heat-sensitive lactic acid bacteria. This parameter change allows the probiotics to withstand feed pelleting temperatures and be effectively administered through feed rather than water, improving both reliability and ease of operation.
Solution Approach 2:
The patent uses endospores as an intermediary form that protects the probiotic bacteria during heat processing. The spore form acts as a mediator that allows the bacteria to survive feed pelleting conditions and then germinate in the animal's gastrointestinal tract, enabling feed-based administration without compliance issues.
2Ease of operation
If conventional Bacillus spp. products are used, then they can be administered through feed, but they fail to simultaneously reduce Salmonella, improve production parameters, and diminish enteric pathogens
Solution Approach 1:
The patent applies multi-functionality by selecting specific Bacillus isolates that simultaneously perform multiple functions: reducing Salmonella, improving production parameters (weight gain, feed conversion), and diminishing enteric pathogens. This resolves the contradiction by making a single product capable of all three functions rather than requiring separate products for each function.
Solution Approach 2:
The patent segments the probiotic market by identifying specific functional capabilities needed (Salmonella reduction, production improvement, enteric pathogen reduction) and selects Bacillus isolates that collectively provide all these functions. This segmentation approach allows the development of a comprehensive multi-functional product.
3Productivity
If antibiotics are used in animal agriculture, then production parameters improve, but consumer pressure and regulatory agencies are increasing pressure to find alternatives
Solution Approach 1:
The patent converts the harmful overuse of antibiotics into a beneficial alternative by using probiotic bacteria that naturally compete with pathogenic bacteria. The probiotics provide the productivity benefits previously achieved by antibiotics but without the harmful side effects, thus resolving the contradiction between productivity and regulatory compliance.
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 Bacillus spp. probiotic formulations effectively reduce Salmonella and other pathogenic bacteria, improve poultry health and production parameters, and increase weight gain, feed conversion rates, and reduce the severity of necrotic enteritis, providing a consistent and safe solution for poultry health.
Implementation Method 1
The bacterial isolates are Bacillus spp. selected from environmental sources that are capable of improving the health of poultry. These isolates were selected for their ability to reduce Salmonella or other food-borne bacteria pathogenic to humans, improve production parameters in commercial poultry operations, or reduce enteric poultry bacterial pathogens.
Implementation Method 2
While some isolates are proven effective, lactic acid bacteria have the disadvantage that they must be applied through the drinking water. This is because these types of organisms are generally not tolerant of the heat needed to pellet many animal feed diets.
Implementation Method 3
The endospore-forming bacteria are capable of reducing the number or growth of bacterial pathogens in the gastrointestinal tract of the animal.
Implementation Method 4
The bacterial isolates were selected for their ability to reduce Salmonella or other food-borne bacteria pathogenic to humans, improve production parameters in commercial poultry operations, or reduce enteric poultry bacterial pathogens.
Data Source
AI summary
Methods, compositions and bacterial isolates for improving the gastrointestinal health of animals and in particular of poultry are provided herein. The methods include administering an endospore-forming bacteria to an animal. The bacteria are selected for the ability to reduce the growth and presence of bacterial pathogens, such as Salmonella, Clostridium, and Campylobacter, in the gastrointestinal tract of the animal. The bacteria are also selected for the ability to improve at least one production parameter in the animal.