Experiment	GSM3687221	Study	GSE128854 
Organism	Mus musculus (mm10)	Tissue	Dura mater
Protocol	10X	Sample#	3
Sample Run	SRR8795656 SRR8795657 SRR8795658
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#	15895	Cell#	7169
PolyA site#	scAPAtrap 13967Sierra 10428	Gene with polyA site#	scAPAtrap 11401Sierra 8503
APA event#	scAPAtrap 4610Sierra 3435	Gene with APA event#	scAPAtrap 2044Sierra 1517
Cell types 2	Transit amplifying (TA) cell: 5877Hematopoetic cell: 1292

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