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Updated: May 18, 2026

A Simple and Inexpensive Method for Determining Cold Sensitivity and Adaptation in Mice

A Simple and Inexpensive Method for Determining Cold Sensitivity and Adaptation in Mice

Published on: March 17, 2015

High temperature acclimation through PIF4 signaling.

Marcel C G Proveniers¹, Martijn van Zanten

¹Molecular Plant Physiology, Institute of Environmental Biology, Utrecht University, Padualaan 8, 3584 CH Utrecht, The Netherlands.

Trends in Plant Science

|October 9, 2012

Summary

This summary is machine-generated.

Plants acclimate to higher temperatures by adjusting flowering time and morphology. The PHYTOCHROME INTERACTING FACTOR 4 (PIF4) transcription factor plays a key role in these acclimation mechanisms, crucial for crop productivity.

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Area of Science:

Plant Physiology
Molecular Biology
Climate Change Adaptation

Background:

Ambient temperature significantly impacts plant development and reproductive timing.
Understanding plant responses to heat is vital for global food security amid rising temperatures.
The transcription factor PIF4 is implicated in plant responses to light and heat stress.

Purpose of the Study:

To discuss the mechanisms by which PIF4 mediates plant acclimation to elevated ambient temperatures.
To focus on PIF4's role in regulating flowering time and morphological adjustments.
To highlight the importance of PIF4 in plant adaptation strategies.

Main Methods:

Review and synthesis of existing research on PIF4 function.
Analysis of molecular signaling pathways involved in temperature response.
Focus on studies using Arabidopsis thaliana as a model organism.

Main Results:

PIF4 is a central regulator of plant acclimation to high ambient temperatures.
PIF4 influences both the timing of flowering and morphological changes in response to heat.
Signaling pathways for light and temperature responses converge on PIF4.

Conclusions:

PIF4-mediated acclimation is a critical mechanism for plants to cope with increasing temperatures.
Targeting PIF4 pathways could enhance crop resilience and productivity under climate change.
Further research into PIF4's role is essential for developing climate-smart agriculture.