Due to system maintenance, the application system, application review by the Data Access Committee will be unavailable during the following period.
Schedule: October 5th (Mon), 2026, 9:00 - October 7th (Wed), 2026, 15:00 (JST)
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We are currently receiving a large number of applications for data submission, and the review process is taking longer than usual.We sincerely apologize for the delay and kindly ask for your understanding. When submitting an application, we would greatly appreciate it if you could allow sufficient time for the processing.

Following a change to our organizational structure effective April 1, 2026, this division has been renamed from the "Database Center for Life Science, Joint Support-Center for Data Science Research" to the "Database Division for Life Science (DBCLS), BioData Science Initiative (BSI), National Institute of Genetics (NIG)". Where the former name still appears in the guidelines, please read it as the new name.

Dataset ID

JGAD000249

Type of data: NGS (RRBS)
Access criteria: Controlled-access (Type I)
Total data volume: 45.8 GB
File formats: BAM
Research: hum0173
Date published: 2020-09-28
Date modified: 2020-11-18
DDBJ Search: JGAD000249 (opens in a new tab)
JGA Study: JGAS000171 (opens in a new tab)

Analysis method

RRBS

Materials and participants: human umbilical cords: 30 samples; Health status
Healthy
Subject count
30 (Sample)
Sample description: DNA extracted from human umbilical cords; Tissue
Umbilical cord
Tumor / normal
Normal
Sample provider: N/A
Experimental method: RRBS
Target: N/A
Reagent kit: EpiTect Fast Bisulfite Conversion Kit
Ovation RRBS Methyl-Seq System 1-16
Fragmentation: Enzymatic fragmentation (MspI)
Platform: Illumina NextSeq
Read type: Single-end
Read length: 75 bp
Reference genome: GRCh38
Data use policy: NBDC data sharing policy (JGAP000001)