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The number of J2 nematodes touching the terminal 5 mm of the root tips of wild-type Arabidopsis (Col-0, Ws and Ler) was counted at 1, 2, 3, 4, 6 and 9 h after assay start in Pluronic F-127 gel. Values are the mean ± SE of one representative experiment (n = 24). The experiments were repeated three times with similar results.
