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[Mutation effect of ultra high pressure on microbe]
Sui-Lou Wang1, Xiao-Zong Wu, Li-Hua Hao
1College of Food and Biology Engineering, Zhengzhou University of Light Industry, Zhengzhou 450002, China. wangsuilou@zzuli.edu.cn
Wei Sheng Wu Xue Bao = Acta Microbiologica Sinica
|February 25, 2006
Summary
High pressure significantly alters microbial gene expression, DNA structure, and cell components. This suggests high pressure can be a viable tool for inducing microbial mutations for breeding purposes.
Area of Science:
- Microbiology
- Biotechnology
Context:
- High pressure (HP) and ultra-high pressure (UHP) are increasingly utilized in food processing for sterilization and preservation.
- Understanding the molecular and cellular effects of HP/UHP on microorganisms is crucial for optimizing these applications and exploring new uses.
Purpose:
- To explore the potential of high pressure as a mutagenic agent for microbial breeding.
- To discuss the feasibility of using high pressure to induce mutations in microbes based on its known effects.
Summary:
- High pressure influences microbial gene and protein expression, DNA structure and function, and cell morphology.
- These effects demonstrate that high pressure can alter microbial characteristics, suggesting its potential for inducing mutations.
- The study examines the feasibility of high pressure-induced mutagenesis in microbes.
Impact:
- High pressure processing (HPP) offers a non-thermal method for food safety and shelf-life extension.
- The findings open avenues for using high pressure in microbial strain improvement and genetic engineering for biotechnological applications.
- This research contributes to the understanding of microbial responses to physical stress, with implications for both industrial applications and fundamental science.