This file lists lists the on-target reads from the barcodes called as cells. The read group (RG) tag is used for each read, and it corresponds to the cell barcode.
A .bam file is a binary version of a sequence alignment map (SAM). For more information on these formats, refer to this PDF. To visualize these files, use tools like IGV.
For multisample Tapestri run there are multiple cells.bam files -
- <run-prefix>.cells.bam - One cells.bam file for the full multisample run
- <run-prefix>.<sample>.dmx.cells.bam - One cells.bam file for each sample