Article
Rapid structural changes and acidification of guard cell vacuoles during stomatal closure require phosphatidylinositol 3,5-bisphosphate.
The Plant cell - 1 Jun 2013
Bak Gwangbae, Lee Eun-Jung, Lee Yuree, Kato Mariko, Segami Shoji, Sze Heven, Maeshima Masayoshi, Hwang Jae-Ung, Lee Youngsook
Abstract excerpt
Rapid stomatal closure is essential for water conservation in plants and is thus critical for survival under water deficiency. To close stomata rapidly, guard cells reduce their volume by converting a large central vacuole into a highly convoluted structure. However, the molecular mechanisms underlying this change are poorly understood. In this study, we used pH-indicator dyes to demonstrate that vacuolar...
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