Artemia Cyst Hatching Using Enol Compound Diapause Breaking
Solution Overview
Problem
Current methods for hatching Artemia cysts, such as using hydrogen peroxide, require a narrow range of optimal concentrations to achieve maximum hatching percentages, which is time-consuming and can be toxic at higher concentrations, and are user-unfriendly due to batch and strain specificity.
Innovation Solution
Introducing a compound with a -(OH)C=C(OH)- structure into the hatching medium or coating it on the cysts to break diapause and increase hatching percentages, providing a broader range of effective concentrations and reducing toxicity and labor hazards.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If hydrogen peroxide is used to break diapause in Artemia cysts, then hatching percentage increases, but the concentration range is narrow and toxicity increases at higher concentrations
Solution Approach 1:
The patent changes the chemical parameter from hydrogen peroxide to compounds with -(OH)C=C(OH)- structure, which fundamentally alters the concentration-response relationship. This structural parameter change enables a broader effective concentration range while reducing toxicity, directly resolving the contradiction between hatching efficiency and harmful effects
Solution Approach 2:
The patent employs compounds with -(OH)C=C(OH)- structure that are less persistent and less toxic than hydrogen peroxide, effectively replacing a harmful substance with a safer alternative that achieves the same biological function of breaking diapause without the same level of toxicity concerns
2Reliability
If hydrogen peroxide concentration is optimized for maximum hatching, then hatching percentage increases, but time-consuming batch-specific testing is required
Solution Approach 1:
The patent applies a universal compound class with -(OH)C=C(OH)- structure that works across different Artemia strains and batches without requiring batch-specific optimization. This universal approach eliminates the need for time-consuming testing for each batch while maintaining high hatching percentages, resolving the contradiction between reliability and time loss
3Reliability
If hydrogen peroxide is used to break diapause, then hatching percentage increases, but user-friendliness decreases due to batch and strain specificity
Solution Approach 1:
The patent employs compounds with -(OH)C=C(OH)- structure that demonstrate universal effectiveness across different Artemia strains and batches. This universality eliminates the need for users to perform batch-specific testing and optimization, making the hatching process more user-friendly while maintaining high hatching percentages
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
This method significantly increases hatching percentages with a wider range of compound concentrations, reducing the risk of toxicity and labor hazards, and is easier to implement with less dependency on specific batch or strain conditions.
Implementation Method 1
the cysts are brought in contact with a compound to break diapause in at least a number of said diapauzing cysts in order to enable them to produce free swimming nauplii
Data Source
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AI summary
A method to hatch Artemia nauplii starting from an amount of Artemia cysts, including diapauzing cysts, by incubating the cysts in a hatching medium under conditions allowing at least a portion of the cysts to hatch and to release free swimming nauplii within a predetermined incubation period, in which method the cysts are brought in contact with a compound comprising at least one -(OH)C=C(OH)- structure, to break diapause in at least a number of said diapauzing cysts in order to enable them to produce free swimming nauplii within said predetermined incubation period thereby increasing the hatching percentage of the incubated cysts from X % of the total number of full cysts when the cysts are not brought in contact with said compound, to a hatching percentage higher than X % when they are brought in contact with said compound.