User: KCLiv

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KCLiv0
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Posts by KCLiv

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Comment: C: How to find the expression values of genes matched by multiple probes in 2-chann
... Thank you for your advise. ...
written 7 weeks ago by KCLiv0
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How to find the expression values of genes matched by multiple probes in 2-channel microarray?
... Hello all, I am working on microarray data from GEO (GSE15919). The expression values given in the series matrix file are log2(Cy5/Cy3). I use its platform data (GPL1528) a R package "Annotationdbi" to annotate probes to be an entrez id and found that some genes are mapped by multiple probes. Is it ...
microarray annotation written 7 weeks ago by KCLiv0 • updated 7 weeks ago by Gordon Smyth36k
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Comment: C: Using limma to model gene expression changes with age
... Just corrected it. Thank you very much ...
written 9 months ago by KCLiv0
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Using limma to model gene expression changes with age
... I have been using limma to perform linear regression to find genes differentially expressed with age, also include sex in the model. Here is my model. design <- model.matrix(~0 + age + sex) My questions are: 1. I just want to make sure whether the model is make sense? 2. Does the logFC got f ...
limma linear model written 9 months ago by KCLiv0 • updated 9 months ago by Gordon Smyth36k

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