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Related Experiment Videos

Temperature shock proteins in plants.

H J Ougham1, C J Howarth

  • 1Plant and Cell Biology Department, Welsh Plant Breeding Station, Aberystwyth, Wales, UK.

Symposia of the Society for Experimental Biology
|January 1, 1988
PubMed
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Plants rapidly produce heat shock proteins (HSP) when temperatures rise, aiding survival. Cold shock responses differ significantly, with tropical cereals and temperate grasses showing distinct cold-hardiness adaptations.

Area of Science:

  • Plant physiology
  • Molecular biology
  • Biochemistry

Background:

  • Plants exhibit rapid responses to thermal stress, including heat shock.
  • Heat shock involves altered protein synthesis, producing heat shock proteins (HSP).
  • Cold stress responses in plants are less understood and species-dependent.

Purpose of the Study:

  • To describe methods for monitoring heat shock gene expression.
  • To discuss heat shock response characteristics in higher plants, especially tropical cereals.
  • To explore the role of HSP in plant thermotolerance.
  • To examine cold-induced gene expression and its relation to cold-hardiness in various plant species.

Main Methods:

  • Monitoring gene expression related to heat shock.

Related Experiment Videos

  • Comparative analysis of plant responses to heat and cold stress.
  • Investigating gene expression changes under cold treatment.

    • Main Results:

    • Heat shock triggers rapid synthesis of HSP in plants.
    • No homology found between heat shock and cold shock responses.
    • Cold-induced gene expression correlates with cold-hardiness.
    • Tropical cereals and temperate grasses show contrasting responses to cold.

    Conclusions:

    • HSP may confer thermotolerance to plant tissues.
    • Plant responses to cold stress are diverse and linked to species-specific cold-hardiness.
    • Understanding these responses is crucial for plant survival at suboptimal temperatures.