1. Chapter 19 auxin

2. Summary: early experiments in auxin research
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5. Auxin is transported to lower side of a horizontally oriented oat coleoptile tip
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Figure 19.27

6. Lateral redistribution of auxin during phototropism
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7. Auxin stimulates the elongation of oat coleoptile sections
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8. Kinetics of auxin-induced elongation and cell wall acidification in maize coleoptiles
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Figure 19.23

9. Figure 19.3 Structure of auxins
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10. Demonstration of polar auxin transport with radiolabelled auxin (B)
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Figure 19.6

11. Simplified chemiosmotic model of polar auxin transport
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12. Figure 19.20 Typical dose–response curve for IAA-induced growth
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13. Figure 19.15 Structures of auxin transport inhibitors
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14. Auxin transport inhibitors block secretion of PIN1 to the plasma membrane
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15. In Arabidopsis, two types of transport proteins direct the flow of auxin
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16. Figure 19.32 Current model for redistribution of auxin during gravitropism in maize roots
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17. Figure 19.28 Perception of gravity by statocytes of Arabidopsis
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18. Gravistimulation results in asymmetric auxin accumulation in lateral root cells
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Figure 19.33

19. Figure 19.31 Microsurgery experiments showed that the root cap supplies a root growth inhibitor
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20. Figure 19.30 Maize root bending toward a Ca2+-containing agar block
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21. BR2 gene encodes a P-glycoprotein required for normal auxin transport in corn
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22. Figure 19.7 Demonstration of the lack of gravity effects on basipetal auxin transport
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23. The strawberry “fruit” is a swollen receptacle
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