2:40 PM
() Chair's Introduction. (Abstract )

2:50 PM
(S4C-1) Sensing of carbon dioxide and regulation of carbon concentrating mechanism in a green alga Chlamydomonas reinhardtii. (Abstract 81)
Hideya Fukuzawa^*,1, ¹ Graduate School of Biosciences, Kyoto, Japan

3:20 PM
(S4C-2) Identification of a new class of bicarbonate transporter from the marine cyanobacterium, Synechococcus PCC7002. (Abstract 82)
G. Dean Price^*,1, Fiona Woodger¹, Tucker Loraine¹, Murray Badger¹, Susan Howitt⁵, ¹ Molecular Plant Physiology Group, Canberra, ACT, Australia⁵ Biochem & Molecular Biology, Canberra, ACT, Australia

3:40 PM
(S4C-3) Response to low carbon dioxide in the glaucocystophyte alga, Cyanophora paradoxa. (Abstract 83)
Suzanne Burey^*,1, Valeriy Poroyko², Neslihan Ozturk², Sara Fathi-Nejad¹, Gisela Hammerschmied¹, Christoph Schueller¹, Hans Bohnert², Wolfgang Loeffelhardt¹, ¹ Max F. Perutz Laboratories, Vienna, Austria² Departments of Plant Biology and Crop Sciences, Urbana, IL, USA

4:00 PM
(S4C-4) Identifying internal gas diffusion limitations in leaves using chlorophyll fluorescence imaging. (Abstract 84)
Emily Gallouët^{*,1, 2}, Tracy Lawson¹, James Morison¹, Gabriel Cornic², Neil Baker¹, ¹ Department of Biological Sciences, Colchester, Essex, UK² Laboratoire Ecologie Systématique et Evolution, Orsay, France

4:20 PM
(S4C-5) Tobacco aquaporin NtAQP1 is involved in mesophyll conductance to CO₂ in vivo . (Abstract 85)
Jaume Flexas^*,1, Miquel Ribas-Carbó¹, Josefina Bota¹, Beate Otto², Josep Cifre¹, Ralph Kaldenhoff², Hipólito Medrano¹, ¹ Laboratori de Fisiologia Vegetal, Grup de Biologia de les plantes en condicions mediterrànies, Palma de Mallorca, Balears, Spain² University of Darmstadt, Institute of Botany, Applied Plant Sciences. Schnittspahnstrasse 10., Darmstadt, Germany