Amniotic Fluid Culture Medium for Lower Cell Mutation Risk
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Solution Overview
Problem
Existing cell-based therapies for tissue repair face issues such as mutations, differentiation, contamination risks, and toxicity due to long-term in vitro culture, which can lead to adverse health effects and reduced efficacy.
Innovation Solution
Utilizing non-human animal amniotic fluid or its extract from chicken eggs at specific developmental stages or corresponding avian/rodent embryos for cell culture, promoting cell growth and tissue repair by avoiding mutations and contaminants.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If cells are cultured in vitro for long-term amplification, then the endogenous cell population is expanded and tissue regeneration rate is increased, but mutations accumulate and tumor cells increase
Solution Approach 1:
The patent introduces amniotic fluid as an intermediary substance to mediate cell culture conditions. The amniotic fluid contains growth factors and nutrients that enable cell proliferation while providing a biocompatible environment that reduces mutation risk compared to traditional culture media.
Solution Approach 2:
The patent changes the chemical composition parameters of the culture medium by using amniotic fluid instead of conventional media. This parameter change includes introducing proteins, growth factors, and nutrients naturally present in amniotic fluid, which creates optimal conditions for cell growth while maintaining genomic stability.
2Productivity
If cells are cultured in vitro for extended periods, then tissue repair capacity is enhanced, but differentiation occurs and proliferative ability decreases
Solution Approach 1:
The patent modifies the culture environment parameters by incorporating amniotic fluid, which contains specific growth factors and nutrients that maintain cells in a proliferative state. This parameter change prevents premature differentiation while enhancing tissue repair capacity through sustained cell division and regeneration.
3Productivity
If cells are exposed to foreign substances during in vitro culture, then cell amplification is achieved, but contamination with viruses, bacteria, or chemicals occurs
Solution Approach 1:
The patent uses amniotic fluid as a disposable, biocompatible culture medium that can be sterilized and used for cell amplification. The amniotic fluid serves as a temporary supportive environment that fulfills the amplification need without introducing persistent contamination risks associated with reusable equipment or complex media formulations.
4Productivity
If cell culture time is increased, then endogenous cell population is expanded, but toxicity increases
Solution Approach 1:
The patent introduces amniotic fluid as a protective intermediary that mediates between the cells and the culture environment. The amniotic fluid contains anti-inflammatory factors and protective proteins that reduce cellular stress and toxicity during extended culture periods, enabling safe cell population expansion.
Data Source
AI summary
A method and composition for promoting cell growth and tissue repair, relating a use of amniotic fluid from non-human animals, especially birds and non-human mammals, and/or an extract thereof. The composition may be a cell culture medium containing the amniotic fluid and/or the extract thereof, or may be a pharmaceutical composition.