User: Pietro

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Pietro10
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4 hours ago
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1 year, 10 months ago
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Posts by Pietro

<prev • 6 results • page 1 of 1 • next >
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Experimental design RNAseq differential expression
... Dear users, I am struggling to understand if my design is correct. I found edgeR section 3.3.1 similar to my situation but I am not that confident. Here is my experimental design: samples_table sampleId cellLine treatment time IC s1 a vehicle 0 S s2 ...
limma edger design batch contrasts written 10 hours ago by Pietro10
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Comment: C: Are singscore scores comparable between gene sets?
... Hi Robert Thanks for the answer. I know very well the **GSVA** package, I use it everyday for the same purpose. My goal was trying to do the same with the **singscore** package and compare the results to see how the latter performs. Thanks anyway Pietro ...
written 7 days ago by Pietro10
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Are singscore scores comparable between gene sets?
... Hello everyone Regarding the package [**singscore**][1], in particular the function `simpleScore`, that allows to score a gene expression dataset based on one or two gene sets, I was wondering if the signature scores from different gene sets are comparable. Say I have 4 gene sets that I use to cla ...
gsva gsea geneset subtypes singscore written 9 days ago by Pietro10 • updated 8 days ago by Robert Castelo2.3k
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Tumor subtype classification when genes of gene set are missing from samples - GSVA approach
... Regarding the approach to classify tumor samples to subtypes based on different gene sets with gene expression data, my question is: what is the significance of the approach when not all the genes of the gene sets are found in the samples? I believe that it may affect significantly the results, but ...
rnaseq gsva tcga geneset subtypes written 10 weeks ago by Pietro10
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Comment: C: Experiment design contrasts any time edgeR
... Thanks a lot, you were very clear! Can you briefly explain to humans like me what's the difference between design <- model.matrix(~Time, data=targets) # ​and design <- model.matrix(~factor(Time), data=targets) ? What would be the equivalent commands to do this in DESeq2? Thanks again ...
written 22 months ago by Pietro10
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Experiment design contrasts any time edgeR
... Dear all, I am working with a RNASeq data from an Arabidopsis experiment. The plants have been subjected to nitric oxide treatment for 3 hours and for 8 hours. I would like to find differentialy modulated genes not only in the classic between 2 comparison but also at any time in one test, following ...
rnaseq edger rna dge written 22 months ago by Pietro10 • updated 22 months ago by londonflavido0

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