Experiment	GSM3687225	Study	GSE128854 
Organism	Mus musculus (mm10)	Tissue	Dura mater
Protocol	10X	Sample#	6
Sample Run	SRR8795671 SRR8795672 SRR8795673 SRR8795674 SRR8795675 SRR8795676
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#	15707	Cell#	6768
PolyA site#	scAPAtrap 17006Sierra 13006	Gene with polyA site#	scAPAtrap 12997Sierra 10051
APA event#	scAPAtrap 6980Sierra 5187	Gene with APA event#	scAPAtrap 2971Sierra 2238
Cell types 2	Transit amplifying (TA) cell: 4808Hematopoetic cell: 1960

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