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S showed distinct GO patterns,compared with these on the entire genome. The gene groups induced by each and every rhizotoxin contained significantly larger percentages of genes in two categories related to pressure responses (i.e. “response to biotic and abiotic stimulus” and “response to stress”) and inside the category of “other biological processes”,relative for the genome as a complete. Conversely,these induced gene groups contained significantlyControl .Signal BTZ043 site intensity values of controlFigure Arabidopsis subjected to rhizotoxins Scatter plot of competitive microarray data from roots of Scatter plot of competitive microarray information from roots of Arabidopsis subjected to rhizotoxins. Roots of hydroponically grown seedlings had been transferred to control (pH no toxicant) and rhizotoxic options containing AlCl ( M),NaCl ( mM),CdCl ( M) or CuCl M) at pH . (Al) or . (Other folks). Following h,total RNA was extracted and microarray analyses have been performed working with the Agilent Arabidopsis Oligo Microarray system. X and Y axes indicate signal intensities in control and rhizotoxic therapies,respectively. Imply of signal intensities from 3 biologically independent replications are plotted. Fold modify PubMed ID: (treatmentcontrol) is indicated by colour as shown within the colour bar inside the appropriate side of your panels. Slope of lines in each and every panel show ,and fold adjustments,respectively.lower percentages of genes attributed to “cell organization and biogenesis”,”protein metabolism” and “unknown biological processes” than did the entire genome. These benefits indicated that our therapies triggered genes responsive to each rhizotoxin. Fortyone genes were coinduced by all ions,even though ,,and genes have been uniquely identified within the groups of genes very induced by Al,Cd,and Cu ions,and NaCl,respectively (Figure. The frequent (i.e. overlapped by all 4 stressors,genes) along with the unique gene groups (i.e. special to 1 distinct stressor) showed distinctive patterns of GO (Figure B). By way of example,the gene groups uniquely grouped by Al ions and NaCl contained considerably greater percentages of genes inside the categories related to “transport” and “transcription”,respectively. Variations within the gene categories indicated that distinct biological systems may well be controlled by the general and specific changes in gene expression caused by rhizotoxic ions. When the genes were categorized by GO for molecular function,distinctive stressors induced distinct gene sets with distinctive molecular functions (Table. These differPage of(web page quantity not for citation purposes)BMC Plant Biology ,:biomedcentralAWhole GenomeNumber of genesAl NaCl Cd Cu Cu Cd NaCl Al BAll Al NaCl Cd CuGO category (Transport Transcription Developmental processes Cell organization and biogenesis Protein metabolism Signal transduction DNA or RNA metabolism Response to abiotic or biotic stimulus Response to strain Electron transport or power pathways Other biological processes Other cellular processes Other metabolic processes Unknown biological processesFigure ative microarray approach GO distribution from the gene groups identified by the comparGO distribution from the gene groups identified by the comparative microarray approach. Genes very upregulated by every single stressor (A),and these grouped by Venn diagram (B) had been classified by GO of biological processes using the TAIR database. (A) Gene groups that were extremely induced by each treatment. (B) “All” indicates the gene group overlapped by all ions,although other individuals indicate gene groups uniquely induced by every single.

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