Experiment	GSM3687219	Study	GSE128854 
Organism	Mus musculus (mm10)	Tissue	whole brain
Protocol	10X	Sample#	2
Sample Run	SRR8795651 SRR8795652
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#	15366	Cell#	4532
PolyA site#	scAPAtrap 18479Sierra 8984	Gene with polyA site#	scAPAtrap 13906Sierra 7194
APA event#	scAPAtrap 7840Sierra 3204	Gene with APA event#	scAPAtrap 3267Sierra 1419
Cell types 4	Transit amplifying (TA) cell: 2889Hematopoetic cell: 280CD8+ T cell: 1119Microglial cell: 244

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