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Review: The case for studying mitochondrial function during plant cryopreservation.

Lily M Whelehan1, Bryn Funnekotter1, Eric Bunn2

  • 1Curtin Medical School, Curtin University, Perth, WA, Australia; Kings Park Science, Department of Biodiversity, Conservation and Attractions, Perth, WA, Australia.

Plant Science : an International Journal of Experimental Plant Biology
|January 24, 2022
PubMed
Summary

Cryopreservation is vital for plant conservation, but some species struggle with the process. Targeting mitochondrial function using cryobiotechnology offers a promising strategy to improve plant germplasm survival.

Keywords:
ConservationCryopreservationGermplasmMitochondrial functionRedox

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Area of Science:

  • Plant biology
  • Cryobiology
  • Biotechnology

Background:

  • Cryopreservation is essential for long-term ex situ plant conservation.
  • Developing effective cryopreservation protocols is challenging due to species-specific stress responses.
  • Cryobiotechnology, leveraging biological system understanding, offers a strategic approach to enhance protocols.

Purpose of the Study:

  • To explore mitochondrial function as a target for cryobiotechnology in plant conservation.
  • To investigate the role of mitochondria in plant germplasm survival during cryopreservation.
  • To identify potential prophylactic and therapeutic interventions for improving cryopreservation outcomes.

Main Methods:

  • Reviewing existing research on mitochondrial function in cryopreservation.
  • Highlighting the link between mitochondrial health and cryopreservation success in animal models.
  • Examining emerging evidence of mitochondrial dysfunction in plant cryopreservation.

Main Results:

  • Mitochondrial health is critical for energy provision, stress response, and cell death pathways.
  • Cryopreservation processes can inflict damage on mitochondria.
  • Mitochondrial dysfunction is implicated in poor plant cryopreservation outcomes.

Conclusions:

  • Mitochondrial function is a key determinant of plant germplasm survival post-cryopreservation.
  • Cryobiotechnology offers innovative solutions for improving plant cryopreservation.
  • Targeted interventions focusing on mitochondria hold potential to enhance cryopreservation success.