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245 1 0 _aExpression of the 12-Oxophytodienoic Acid 10,11-Reductase Gene in the Compatible Interaction between Pea and Fungal Pathogen
490 0 _vPlant & Cell Physiology, 43(10), p.1210-1220, 2002
520 3 _aSuppressors produced by Mycosphaerella pinodes are glycopeptides to block pea defense responses induced by elicitors. A clone, S64, was isolated as cDNA for suppressorinducible gene from pea epicotyls. The treatment of pea epicotyls with suppressor alone induced an increase of S64 mRNA within 1 h, and it reached a maximum level at 3 h after treatment. The induction was not affected by application of the elicitor, indicating that the suppressor has a dominant action to regulate S64 gene expression. S64 was also induced by inoculation with a virulent pathogen, M. pinodes, but not by inoculation with a non-pathogen, Ascochyta rabiei, nor by treatment with fungal elicitor. The deduced structure of S64 showed high homology to 12- oxophytodienoic acid reductase (OPR)in Arabidopsis thaliana. A recombinant protein derived from S64 had OPR activity, suggesting compatibility-specific activation of the octadecanoid pathway in plants. Treatment with jasmonic acid (JA)or methyl jasmonic acid, end products of the octadecanoid pathway, inhibited the elicitor-induced accumulation of PAL mRNA in pea. These results indicate that the suppressor-induced S64 gene expression leads to the production of JA or related compounds, which might contribute to the establishment of compatibility by inhibiting the phenylpropanoid biosynthetic pathway.
650 1 4 _aJASMONIC ACID
650 1 4 _aOXOPHYTODIENOIC ACID REDUCTASE
650 1 4 _aSUPPRESSOR
700 1 2 _aIshiga, Y.
700 1 2 _aFunato, A.
700 1 2 _aTachiki, T.
700 1 2 _aToyoda, K.
700 1 2 _aShiraishi, T.
700 1 2 _aYamada, T.
700 1 2 _aIchinose, Y.
856 4 0 _uhttps://drive.google.com/file/d/1GUnC9Tsh_k1TRCQC4qPQWz42S6jKunik/view?usp=drivesdk
_zPara ver el documento ingresa a Google con tu cuenta: @cicy.edu.mx
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