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VPS9a Is Required for Preinvasive Immunity.
(A) and (B) Frequency of penetration by Bgh in leaves of 5-week-old plants at 48 hai.
(C) and (D) Focal accumulation of callose in response to Bgh attack at 24 hai. Bars = 10 μm.
(E) Papilla frequency in response to Bgh attack at 24 hai as observed by accumulation of callose.
(A), (B), and (E) All values are mean ± sd (n = 4 leaves per genotype). Differences are significant at P ≤ 0.001 estimated using logistic regression.
