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Profiling Open Chromatin Structure in the Ovarian Somatic Cells Using ATAC-seq.
Kensaku Murano1, Yuka W Iwasaki1, Haruhiko Siomi2
1Department of Molecular Biology, Keio University School of Medicine, 35 Shinanomachi Shinjuku-ku, Tokyo, 160-8582, Japan.
Methods in Molecular Biology (Clifton, N.J.)
|October 15, 2017
Summary
We used transposase-accessible chromatin assay sequencing (ATAC-seq) to study chromatin accessibility in Drosophila ovarian somatic cells. This method reveals open chromatin regions and aids in understanding Piwi
Area of Science:
- Genomics
- Epigenetics
- Molecular Biology
Background:
- Open chromatin regions are crucial for gene regulation and genome stability.
- Transposase-accessible chromatin using sequencing (ATAC-seq) is a sensitive method for profiling open chromatin.
- Piwi proteins are involved in heterochromatin formation and transposon silencing.
Purpose of the Study:
- To investigate the role of Piwi in heterochromatin formation at transposable element loci.
- To profile chromatin accessibility in Drosophila ovarian somatic cells (OSCs) using ATAC-seq.
Main Methods:
- Utilized ATAC-seq to map open chromatin regions.
- Applied the method to a Drosophila cultured cell line (OSCs).
- Focused on analyzing chromatin accessibility at transposable element loci.
Main Results:
- Successfully profiled open chromatin structure in OSCs using ATAC-seq.
- Generated data on chromatin accessibility at specific transposable element locations.
Conclusions:
- ATAC-seq is effective for studying chromatin accessibility in OSCs.
- The method provides insights into heterochromatin formation and Piwi function.
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