Genome-wide identification, organization and phylogenetic analysis of Dicer-like, Argonaute and RNA-dependent RNA Polymerase gene families and their expression analysis during reproductive development and stress in rice
2008

Analysis of Dicer-like, Argonaute, and RNA-dependent RNA Polymerase Genes in Rice

publication 10 minutes Evidence: moderate

Author Information

Author(s): Meenu Kapoor, Rita Arora, Tenisha Lama, Aashima Nijhawan, Jitendra P Khurana, Akhilesh K Tyagi, Sanjay Kapoor

Primary Institution: University School of Biotechnology, Guru Gobind Singh Indraprastha University, and University of Delhi South Campus

Hypothesis

The study aims to provide a comprehensive expression overview of rice Dicer-like, Argonaute, and RDR gene families to understand their roles during reproductive development and stress responses.

Conclusion

The study identified 23 rice genes from DCL, Argonaute, and RDR families that may play significant roles in gene regulation during reproductive development.

Supporting Evidence

  • Identified 8 Dicer-like, 19 Argonaute, and 5 RNA-dependent RNA polymerase genes in rice.
  • Expression profiling showed that many genes are specifically up-regulated during reproductive stages.
  • Phylogenetic analysis categorized gene families into four subgroups.

Takeaway

Scientists studied specific genes in rice that help control how plants grow and respond to stress, finding many that are important for making seeds.

Methodology

The study utilized microarray-based expression profiling across various developmental stages and stress conditions to analyze gene expression.

Limitations

The functional roles of many identified genes remain to be validated through further studies.

Statistical Information

P-Value

≤ 0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2164-9-451

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