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Carbon dioxide induces increases in guard cell cytosolic free calcium.

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Carbon dioxide induces increases in guard cell cytosolic free calcium. / Webb, Alex A. R.; McAinsh, Martin R.; Mansfield, Terry A. et al.
In: The Plant Journal, Vol. 9, No. 3, 03.1996, p. 297-304.

Research output: Contribution to Journal/Magazine › Journal article

Harvard

Webb, AAR, McAinsh, MR, Mansfield, TA & Hetherington, AM 1996, 'Carbon dioxide induces increases in guard cell cytosolic free calcium.', The Plant Journal, vol. 9, no. 3, pp. 297-304. https://doi.org/10.1046/j.1365-313X.1996.09030297.x

APA

Webb, A. A. R., McAinsh, M. R., Mansfield, T. A., & Hetherington, A. M. (1996). Carbon dioxide induces increases in guard cell cytosolic free calcium. The Plant Journal, 9(3), 297-304. https://doi.org/10.1046/j.1365-313X.1996.09030297.x

Vancouver

Webb AAR, McAinsh MR, Mansfield TA, Hetherington AM. Carbon dioxide induces increases in guard cell cytosolic free calcium. The Plant Journal. 1996 Mar;9(3):297-304. doi: 10.1046/j.1365-313X.1996.09030297.x

Author

Webb, Alex A. R. ; McAinsh, Martin R. ; Mansfield, Terry A. et al. / Carbon dioxide induces increases in guard cell cytosolic free calcium. In: The Plant Journal. 1996 ; Vol. 9, No. 3. pp. 297-304.

Bibtex

@article{c918b23fab6f4badb34da421d92f8c0e,
title = "Carbon dioxide induces increases in guard cell cytosolic free calcium.",
abstract = "The hypothesis that increases in cytosolic free calcium ([Ca2+]i) are a component of the CO2 signal transduction pathway in stomatal guard cells of Commelina communis has been investigated. This hypothesis was tested using fura-2 fluorescence ratio photometry to measure changes in guard cell [Ca2+]i in response to challenge with 700 µl l−1 CO2. Elevated CO2 induced increases in guard cell [Ca2+]i which were similar to those previously reported in response to abscisic acid. [Ca2+]i returned to resting values following removal of the CO2 and further application of CO2 resulted in a second increase in [Ca2+]i. This demonstrated that the CO2-induced increases in [Ca2+]i were stimulus dependent. Removal of extracellular calcium both prevented the CO2-induced increase in [Ca2+]i and inhibited the associated reduction in stomatal aperture. These data suggest that Ca2+ acts as a second messenger in the CO2 signal transduction pathway and that an increase in [Ca2+]i may be a requirement for the stomatal response to CO2.",
author = "Webb, {Alex A. R.} and McAinsh, {Martin R.} and Mansfield, {Terry A.} and Hetherington, {Alistair M.}",
year = "1996",
month = mar,
doi = "10.1046/j.1365-313X.1996.09030297.x",
language = "English",
volume = "9",
pages = "297--304",
journal = "The Plant Journal",
publisher = "Blackwell Publishing Ltd",
number = "3",

}

RIS

TY - JOUR

T1 - Carbon dioxide induces increases in guard cell cytosolic free calcium.

AU - Webb, Alex A. R.

AU - McAinsh, Martin R.

AU - Mansfield, Terry A.

AU - Hetherington, Alistair M.

PY - 1996/3

Y1 - 1996/3

N2 - The hypothesis that increases in cytosolic free calcium ([Ca2+]i) are a component of the CO2 signal transduction pathway in stomatal guard cells of Commelina communis has been investigated. This hypothesis was tested using fura-2 fluorescence ratio photometry to measure changes in guard cell [Ca2+]i in response to challenge with 700 µl l−1 CO2. Elevated CO2 induced increases in guard cell [Ca2+]i which were similar to those previously reported in response to abscisic acid. [Ca2+]i returned to resting values following removal of the CO2 and further application of CO2 resulted in a second increase in [Ca2+]i. This demonstrated that the CO2-induced increases in [Ca2+]i were stimulus dependent. Removal of extracellular calcium both prevented the CO2-induced increase in [Ca2+]i and inhibited the associated reduction in stomatal aperture. These data suggest that Ca2+ acts as a second messenger in the CO2 signal transduction pathway and that an increase in [Ca2+]i may be a requirement for the stomatal response to CO2.

AB - The hypothesis that increases in cytosolic free calcium ([Ca2+]i) are a component of the CO2 signal transduction pathway in stomatal guard cells of Commelina communis has been investigated. This hypothesis was tested using fura-2 fluorescence ratio photometry to measure changes in guard cell [Ca2+]i in response to challenge with 700 µl l−1 CO2. Elevated CO2 induced increases in guard cell [Ca2+]i which were similar to those previously reported in response to abscisic acid. [Ca2+]i returned to resting values following removal of the CO2 and further application of CO2 resulted in a second increase in [Ca2+]i. This demonstrated that the CO2-induced increases in [Ca2+]i were stimulus dependent. Removal of extracellular calcium both prevented the CO2-induced increase in [Ca2+]i and inhibited the associated reduction in stomatal aperture. These data suggest that Ca2+ acts as a second messenger in the CO2 signal transduction pathway and that an increase in [Ca2+]i may be a requirement for the stomatal response to CO2.

U2 - 10.1046/j.1365-313X.1996.09030297.x

DO - 10.1046/j.1365-313X.1996.09030297.x

M3 - Journal article

VL - 9

SP - 297

EP - 304

JO - The Plant Journal

JF - The Plant Journal

IS - 3

ER -