OpenGWAS

23 posts

OpenGWAS

OpenGWAS

@OpenGwas

The MRC IEU OpenGWAS project https://t.co/8zr3AwLJ7G

Katılım Ağustos 2020
3 Takip Edilen158 Takipçiler
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OpenGWAS
OpenGWAS@OpenGwas·
We built the OpenGWAS resource to be a free and open platform to support work on GWAS summary data. Much of it is based on extensive feedback on @mrbase2 from both internal and external colleagues. Paper here: bit.ly/2DRbHGT, key points below:
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OpenGWAS
OpenGWAS@OpenGwas·
@Eric_Fauman @pietznerm Thanks Eric. Yes underflow is a problem for anything smaller than 1e-300. The smallest P value in the dataset is therefore unclear
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Eric Fauman (he/him)
Eric Fauman (he/him)@Eric_Fauman·
@OpenGwas @pietznerm What's the smallest p-value you found? I've been playing with some of your sum stats and so far have found 6e-3567. Unfortunately underflow in your vcf file is reported as "inf" instead of the actual p-value, so the above value is calculated from beta and se
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OpenGWAS
OpenGWAS@OpenGwas·
@pietznerm The metabolites were transformed using rank-based inverse normal transformation prior to analyses. We adjusted association analyses by sex, array and fasting time. We used BOLT-LMM (linear mixed model) to account for both relatedness and population stratification
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OpenGWAS
OpenGWAS@OpenGwas·
We GWAS'd the metabolites released by @uk_biobank twitter.com/uk_biobank/sta… and deposited the summary data in Open GWAS gwas.mrcieu.ac.uk. The summary data can be assessed via R (mrcieu.github.io/ieugwasr/) or python (github.com/mrcieu/ieugwas…)
UK Biobank@uk_biobank

#UKBiobank today releases the first tranche of data from a study by @NgaleHealth looking into metabolomic biomarkers in blood samples of 120,000 UK Biobank participants. This will enable research into the likelihood of experiencing some chronic diseases - bit.ly/311Vya2

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OpenGWAS
OpenGWAS@OpenGwas·
Back up and running again!
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OpenGWAS
OpenGWAS@OpenGwas·
OpenGWAS currently down due to sever outage with our cloud hosting provider. Apologies to our users. Problem also affecting @mrbase2
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OpenGWAS retweetledi
MRC IEU
MRC IEU@mrc_ieu·
The OpenGWAS database, your one-stop-shop for complete #GWAS summary datasets & metadata for the scientific community. Open source, open access, & free for all! Find out more about this phenomenal resource at: biorxiv.org/content/10.110… @mrc_ieu @BristolBRC
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OpenGWAS
OpenGWAS@OpenGwas·
QC process - we align the non-effect allele to the human genome reference sequence; and annotate the positions with dbSNP identifiers. Example QC report: gwas.mrcieu.ac.uk/datasets/ukb-b…
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OpenGWAS
OpenGWAS@OpenGwas·
We built the OpenGWAS resource to be a free and open platform to support work on GWAS summary data. Much of it is based on extensive feedback on @mrbase2 from both internal and external colleagues. Paper here: bit.ly/2DRbHGT, key points below:
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OpenGWAS
OpenGWAS@OpenGwas·
Continued data harvesting - for new GWAS results that are published, upload them to the EBI GWAS catalog and we will pull them in from there. For unpublished results, or large batches, we have pipelines to do that. Get in touch here: github.com/mrcieu/opengwa…
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