Figure 4.
Gravitropic response in coi1-17 and effect of other Trp conjugates. A, Assay of coi1-17 and Col-0 was as described in Figure 1. Bars are the means of 16 to 21 seedlings with se indicated. B, Induction of agravitropism by various Trp conjugates or Trp at indicated concentrations. Values are means (n = 22, se indicated).