Format
CSV/TSV count table
A plain-text matrix of counts with genes as rows and samples or cells as columns; the format everything can read and Excel will corrupt.
Extensions: .csv, .tsv, .txt · Coordinates: n/a · Specification
From CSV/TSV count table
- How to Convert CSV/TSV count table to Seurat object (and Why IDs Go Missing)
The matrix loads without error every time; whether your gene IDs survive the trip is a separate question you have to check yourself.
To CSV/TSV count table
- How to Convert 10x MTX to CSV/TSV count table (Without Losing Your Metadata)
Densifying a sparse 10x matrix for a spreadsheet is usually the wrong call, here's how to do it safely on the rare occasion you can't avoid it.
- How to Convert Seurat object to CSV/TSV count table (Without Losing Your Metadata)
write.csv() on a full assay tries to densify a matrix that's sparse for a reason, export only what you need or you'll watch R run out of memory on a 40k-cell object.