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                                  dbGap Authorized Access Portal home page

dbGaP Tutorials

Apply for Controlled Access Data

This video reviews the steps to request access to controlled data in dbGaP.

Apply for Controlled Access Data - version 2

This video reviews the steps to request access to controlled data in dbGaP. It contains a minor update -- a new screen capture of the dbGaP homepage, which recently changed some link names and locations.

Renew Authorized Access

This short video walks through the steps to renew authorized access for a dbGaP project.

Close Out a Controlled Access Project

This short video walks through the steps to close out a controlled access project.

Assign Downloaders for dbGaP Data

Tutorial explaining how an authorized user of controlled-access data can assign a downloader role to someone in his/her institution.

PheGenI: The Phenotype-Genotype Integrator

A January 2013 update to the PheGenI resource of dbGaP. Changes include: autocomplete search for Traits; example searches; source choice; and enhanced Genome View.

NCBI Minute: New dbGaP Advanced Search

Presented December 16, 2015. Learn how to access the new search interface and quickly find human subject data by study, variables, datasets, documents, and genotypes.

Webinar: Upload and Analyze dbGaP Data in the Cloud

Presented February 3, 2016, this webinar shows you how to initialize the SRA toolkit for streaming dbGaP next-gen sequence data to cloud services such as Amazon Web Services, and how to use an NCBI-created Amazon Machine Image to analyze these data.

Study Registration Update - New Submission Portal Status

This is an update to the February 2014 video, 'dbGaP: Complete a Study Registration'. This video describes the different statuses in the new Submission Portal Status part of the Manage Study page.

Apply for Controlled Access Data

This video reviews the steps to request access to controlled data in dbGaP. It contains a minor update -- a new screen capture of the dbGaP homepage, which recently changed some link names and locations.

NCBI Minute: dbGaP's New Ancestry Composition Visualization tool and GRAF Software

This webinar is an introduction to the Genetic Relationship and Fingerprinting (GRAF) software package developed by the dbGaP team at NCBI. GRAF provides two main functions. It is a quality assurance tool that can quickly find duplicates and closely related subjects in your data using SNP genotypes. And it has an additional feature, GRAF-pop, that computes subject ancestries and plots the data for export as a .png or .txt file.