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Chapter 19 auxin. Summary: early experiments in auxin research. Auxin is transported to lower side of a horizontally oriented oat coleoptile ti p. Figure 19.27 . Lateral redistribution of auxin during phototropism. Auxin stimulates the elongation of oat coleoptile sections.
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Auxinis transported to lower side of a horizontally oriented oat coleoptile tip Figure 19.27
Kinetics of auxin-induced elongation and cell wall acidification in maize coleoptiles Figure 19.23
Demonstration of polar auxin transport with radiolabelled auxin (B) Figure 19.6
Figure 19.20 Typical dose–response curve for IAA-induced growth
Auxintransport inhibitors block secretion of PIN1 to the plasma membrane
In Arabidopsis, two types of transport proteins direct the flow of auxin
Figure 19.32 Current model for redistribution of auxin during gravitropism in maize roots
Figure 19.28 Perception of gravity by statocytes of Arabidopsis
Gravistimulationresults in asymmetric auxin accumulation in lateral root cells Figure 19.33
Figure 19.31 Microsurgery experiments showed that the root cap supplies a root growth inhibitor
Figure 19.30 Maize root bending toward a Ca2+-containing agar block
BR2gene encodes a P-glycoprotein required for normal auxin transport in corn
Figure 19.7 Demonstration of the lack of gravity effects on basipetalauxin transport
