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Hormesis: Highly Generalizable and Beyond Laboratory.

Evgenios Agathokleous1, Mitsutoshi Kitao2, Edward J Calabrese3

  • 1Key Laboratory of Agrometeorology of Jiangsu Province, Institute of Ecology, School of Applied Meteorology, Nanjing University of Information Science & Technology, Nanjing 210044, China.

Trends in Plant Science
|June 18, 2020
PubMed
Summary
This summary is machine-generated.

Hormesis, a biphasic dose-response, shows low stress benefits and high stress harm. This concept is crucial for plant science, agriculture, and risk assessment, with broad applicability explored in this study.

Keywords:
adaptive responsebiological plasticityconditioningdose–responsehormesispriming

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Area of Science:

  • Plant Science
  • Stress Biology
  • Toxicology

Background:

  • Hormesis describes a biphasic dose-response relationship.
  • It involves contrasting effects of low versus high doses of stress.
  • Hormesis research is rapidly developing in plant science.

Purpose of the Study:

  • Explore key areas of hormesis research.
  • Assess the generalizability of hormesis.
  • Investigate specific questions regarding hormesis occurrence and mechanisms.

Main Methods:

  • Literature review and conceptual analysis.
  • Exploration of hormesis in high-risk groups.
  • Examination of responses to stress mixtures.
  • Analysis of temporal features and underlying mechanisms.

Main Results:

  • Hormesis is a highly generalizable phenomenon.
  • Evidence suggests hormesis can occur in high-risk groups.
  • Responses to stress mixtures and temporal aspects are complex.
  • A single universal mechanism for hormesis is unlikely.

Conclusions:

  • Hormesis has wide implications for risk assessment and agriculture.
  • Further research is needed to elucidate specific mechanisms and conditions.
  • The generalizability of hormesis supports its broad relevance in biological systems.