Experiment	GSM3687216	Study	GSE128854 
Organism	Mus musculus (mm10)	Tissue	whole brain
Protocol	10X	Sample#	8
Sample Run	SRR8795637 SRR8795638 SRR8795639 SRR8795640 SRR8795641 SRR8795642 SRR8795643 SRR8795644
Reference	Van Hove, H., et al. (2019). A single-cell atlas of mouse brain macrophages reveals unique transcriptional identities shaped by ontogeny and tissue environment. Nature Neuroscience 22(6): 1021-1035.

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Gene#	15991	Cell#	6701
PolyA site#	scAPAtrap 17977Sierra 14246	Gene with polyA site#	scAPAtrap 13423Sierra 10606
APA event#	scAPAtrap 7849Sierra 6280	Gene with APA event#	scAPAtrap 3295Sierra 2649
Cell types 2	Hematopoetic cell: 5129Transit amplifying (TA) cell: 1572

APA index

PolyA Site Expression APA Usage Weighted 3' UTR Length

Tools

scAPAtrap Sierra

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Box plot showing in different cell types

UMAP showing 2D embeddings of cell types based on the gene expression profile

UMAP showing distribution in single cells

Scatter plot showing correlation between gene expression and