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Université de Fribourg

Salicylic acid and its location in response to biotic and abiotic stress

Fragnière, Cindy ; Serrano, Mario ; Abou-Mansour, Eliane ; Métraux, Jean-Pierre ; L’Haridon, Floriane

In: FEBS Letters, 2011, vol. 585, no. 12, p. 1847-1852

Salicylic acid (SA) is an important signal involved in the activation of plant defence responses against abiotic and biotic stress. SA may derive from the phenylpropanoid pathway or via isochorismate synthase as demonstrated in Nicotiana benthamiana, tomato and Arabidopsis thaliana. The phenylpropanoid pathway as well as isochorismate synthase are localized in the chloroplasts but it remains...