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Inhibition of Arabidopsis Root Growth by β-Tyrosine.
(A) Root elongation is inhibited by increasing β-tyrosine concentration.
(B) Root growth inhibition by 5 μM β-tyrosine is partially rescued by exogenous addition of tyrosine. Mean ± se of n = 11 to 15; different letters indicate significant differences, P < 0.05, Tukey’s HSD test.
