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Open Access Highly Accessed Research article

Genome-scale analysis and comparison of gene expression profiles in developing and germinated pollen in Oryza sativa

Li Q Wei12, Wen Y Xu3, Zhu Y Deng12, Zhen Su4, Yongbiao Xue3* and Tai Wang12*

Author Affiliations

1 Research Center of Molecular and Developmental Biology, Key Laboratory of Photosynthesis and Environmental Molecular Physiology, Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China

2 National Center for Plant Gene Research, Beijing 100093, China

3 Key Laboratory of Molecular and Developmental Biology, Institute of Genetics and Developmental Biology, Chinese Academy of Sciences, and National Center for Plant Gene Research, Beijing 10010, China

4 Division of Bioinformatics, State Key Laboratory of Plant Physiology and Biochemistry, College of Biological Sciences, China Agricultural University, Beijing 100094, China

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BMC Genomics 2010, 11:338  doi:10.1186/1471-2164-11-338

Published: 28 May 2010

Additional files

Additional file 1:

Expression profiles of the 54 genes examined by quantitative RT-PCR.

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Additional file 2:

The number of transcripts/genes expressed in rice and Arabidopsis pollen.

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Additional file 3:

Correlation coefficients among transcriptome profiles from callus cells and pollen at each stage.

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Additional file 4:

Transcripts with different expression patterns.

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Additional file 5:

Stage-enriched and down-regulated transcripts and their functional categories in rice pollen.

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Additional file 6:

Gene Ontology (GO) term "enrichment status" for the pollen stage down-regulated genes in MPGs and GPGs.

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Additional file 7:

Pollen-preferential transcripts of transcription factors (Additional file7a), phytohormones (Additional file7b), the unbiquitin/26 S proteasome system (Additional file7c), kinases (Additional file7d), cell cycle regulation (Additional file7e) anddefense/stress responders (Additional file7f) and their expression patterns.

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Additional file 8:

Comparison of pollen preferential and stage-enriched genes in rice with those in Arabidopsis.

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Additional file 9:

Comparison of transcription factors expressed preferentially in rice and Arabidopsis pollen.

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Additional file 10:

Cis-elements identified in the promoter regions of stage-enriched genes.

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Additional file 11:

Comparison of functional groups of stage-enriched genes during pollen development between rice and Arabidopsis.

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Additional file 12:

Stage-enriched genes and their functional categories in Arabidopsis pollen.

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