Convergence of the abscisic acid, CO2, and extracellular calcium signal transduction pathways in stomatal guard cells

A A R Webb, A M Hetherington

Research output: Contribution to journalArticle (Academic Journal)peer-review

99 Citations (Scopus)

Abstract

We show that guard cells from Arabidopsis thaliana plants carrying the abscisic acid-insensitive mutations abi1 and abi2 fail to respond to CO2 and extracellular calcium. This demonstrates that the signal transduction pathways for all three stimuli converge on, or close to, the ABI1 and ABI2 gene products.

Original languageEnglish
Pages (from-to)1557-1560
Number of pages4
JournalPlant Physiology
Volume114
Issue number4
Publication statusPublished - Aug 1997

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