Table 4.

Increased Basipetal Auxin Transport in rcn1 Does Not Require EIR1 Function

Transport of 3H-IAA
Plantpmola% of WTP Value
Ws2.9 ± 0.3100NA
rcn1b5.1 ± 0.31763.6 × 10−6
Columbia2.8 ± 0.2100NA
eir1-1c1.9 ± 0.1682.8 × 10−6
eir1-1 RCN1b1.9 ± 0.1683.9 × 10−5
eir1-1 rcn1c4.8 ± 0.3d1712.8 × 10−7
  • a The number of plants examined is at least 27 from three experiments, and the average ±se are reported.

  • b P value is compared with the Ws wild-type background by Student's t test.

  • c P values are compared with the Columbia wild-type background by Student's t test.

  • d The P value for eir1-1 rcn1 vs. rcn1 compared by Student's t test is 0.48.

  • WT, wild type; Ws, Wassilewskija; NA, not applicable.