Table I.

Root length of wild-type Arabidopsis seedlings (Col-0) and of mutants deficient in starch synthesis (adg2-1, adg1-1, and pgm1-1) after growth for 14 d on one-half-strength Murashige and Skoog medium containing between 0 and 30 mm trehalose

TrehaloseRoot Length in Millimeters and as a Percentage of Col-0
Col-0adg2-1adg1-1pgm1-1
mm % mm % mm %
0 mm 21.4 ± 0.624.7 ± 1.311529.5 ± 1.413827.7 ± 1.1129
5 mm 9.3 ± 0.328.8 ± 2.031117.5 ± 0.318922.1 ± 0.8239
15 mm 6.6 ± 0.210.4 ± 0.615714.5 ± 0.722014.4 ± 1.0218
30 mm 4.6 ± 0.44.4 ± 1.7 9513.2 ± 0.42865.4 ± 0.4116

Data are means of between 35 and 72 plants ± se.