It's very convenient manage data with R: you can import your dataset, you could find many packages which respond to your needs, then you could plot your results. However it could be very bothersome retrieve the data from online databases. … Continue reading → [Read more...]

In the previous post we saw how much convenient could be GenABEL in the management of genotypic/phenotypic data. We introduced the import of genotypic data from an Illumina format file: __ convert.snp.illumina(inf = "gen.illu", out = "gen.raw", strand = "file") … Continue reading → [Read more...]

Here is a little overview on GenABEL library developed by Yurii Aulchenko (www.genabel.org/). GenABEL is a full-featured R library for dealing with Genome-Wide Association analysis of binary and quantitative traits. Compared to the ‘genetics’ package and many other tools, GenABEL … Continue reading → [Read more...]