Deseq2 shows differential expression while TPM values are not significantly different
Hi,
I am trying to find difference in expression of a gene. I find that the gene is differentially expressed between my condition when I perform deseq2, however it shows no statistically significant difference, when expression is compared as TPMs, using a t-test.
Is there an explanation for this?
Thanks in advance!
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If tests and normalization methods were perfectly the same they would not coexist. For a more elaborate answer you need to add code or plots.
There is no recommendation for using TPM values to compare gene expression between samples. One of the reasons DESeq was developed was because most RNA-seq experiments are underpowered for conventional statistical tests like the t-test