Table 1 Bioactivities of iso-PhABA.

From: Design and Functional Characterization of a Novel Abscisic Acid Analog

Bioassays

IC50 (μM)a

( ± )-iso-PhABA

(+)-iso-PhABA

(−)-iso-PhABA

( ± )-ABA

(+)-ABA

Lettuce seed germination

2.30

0.15

5.21

2.13

1.63

Arabidopsis seed germination

0.53

0.11

0.73

2.23

0.22

Wheat embryo germination

1.85

1.53

59.47

3.18

2.44

Rice seedlings elongation

1.17

0.55

6.62

1.34

1.01

  1. aConcentration required to inhibit germination or seedlings elongation by 50%.
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