Heat shock protein (HSP) induction
nounPronunciation: /hiːt ʃɒk ˈproʊtin ɪnˈdʌkʃən/
The upregulation of molecular chaperone proteins synthesized in response to elevated temperatures, which stabilize and refold denatured proteins to prevent cellular damage. HSPs also facilitate protein degradation of irreversibly damaged molecules and support cellular homeostasis.
Plain English
The rapid production of protective proteins that help cells survive and recover from heat exposure.
Etymology & History
Usage
"Heat shock protein induction in tomato seedlings was triggered within minutes of exposure to 42°C, protecting them from thermal denaturation."
Style guide notes: Use 'HSP induction' as shorthand in technical contexts; spell out fully in introductory material for clarity.
Also known as
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Related Terms
Frequently Asked Questions
What are the main types of heat shock proteins?
HSP90, HSP70, HSP60, HSP40, and small HSPs (sHSPs) are major classes with specific cellular localization and functions.
How quickly do plants respond to heat shock?
Heat shock protein synthesis typically begins within 5-15 minutes of temperature elevation, with maximum expression at 30-60 minutes.
Why Test Candidates on This?
Fundamental to understanding plant heat tolerance mechanisms, stress signaling pathways, and transcriptional regulation in abiotic stress biology.
Required skill level: Mid