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Volume 7, Issue 7, Pages (July 2014)

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Presentation on theme: "Volume 7, Issue 7, Pages (July 2014)"— Presentation transcript:

1 Volume 7, Issue 7, Pages 1075-1093 (July 2014)
Anterograde and Retrograde Regulation of Nuclear Genes Encoding Mitochondrial Proteins during Growth, Development, and Stress  Ng Sophia , De Clercq Inge , Van Aken Olivier , Law Simon R. , Ivanova Aneta , Willems Patrick , Giraud Estelle , Van Breusegem Frank , Whelan James   Molecular Plant  Volume 7, Issue 7, Pages (July 2014) DOI: /mp/ssu037 Copyright © 2014 The Authors. All rights reserved. Terms and Conditions

2 Figure 1 Transcript Abundance of Mitochondrial Genes during Development in Arabidopsis thaliana. A list of 980 mitochondrial genes was curated as outlined by Law et al. (2012) (Supplemental Table 1) and referenced against the publically available AtGenExpress developmental set (Schmid et al., 2005), which sampled wild-type tissues collected throughout an exhaustive developmental time course from Arabidopsis, including seed, seedling, flower, leaf, root, and pollen. In addition, the germination time course outlined by Narsai et al. (2011) was utilized to give an in-depth view of germination. The resulting data set was hierarchically clustered based on Euclidean distance as outlined by Law et al. (2012). Molecular Plant 2014 7, DOI: ( /mp/ssu037) Copyright © 2014 The Authors. All rights reserved. Terms and Conditions

3 Figure 2 Transcript Abundance of the Stress-Responsive NGEMPs during Environmental Stress and Organellar Dysfunction Conditions. Hierarchical clustering of the expression profiles of the 118 stress-responsive NGEMPs (p < 0.01, |log2-fold change| > 1, in one-third of the included experiments (mitochondrion, chloroplast, biotic, nutrient) or in one-fourth (in case of abiotic stress). Color codes represent the actual log2-fold changes in transgenic or treated plants compared with wild-type or untreated plants, respectively. Four gene clusters were identified (I, II, III and IV). See supplemental material for details of clustering. Molecular Plant 2014 7, DOI: ( /mp/ssu037) Copyright © 2014 The Authors. All rights reserved. Terms and Conditions

4 Figure 3 The Expression of Nuclear Genes Encoding Mitochondrial Proteins Is Regulated by a Complex Network of Signals that Operate under Growth-Permitting and Stress Conditions. Signals coming from outside the cell or from different intracellular locations are transmitted by a variety of messenger molecules, leading to the (de)activation of transcription factors. PAP, 3’-phosphoadenosine 5’-phosphatehate; TCA, tricarboxylic acid; LeuZip, leucine zipper; ROS, reactive oxygen species. Molecular Plant 2014 7, DOI: ( /mp/ssu037) Copyright © 2014 The Authors. All rights reserved. Terms and Conditions


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