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VeTra: a tool for trajectory inference based on RNA velocity

Guangzheng Weng, Junil Kim, Kyoung Jae Won

 

Abstract

 

Motivation
Trajectory inference (TI) for single cell RNA sequencing (scRNAseq) data is a powerful approach to interpret dynamic cellular processes such as cell cycle and development. Still, however, accurate inference of trajectory is challenging. Recent development of RNA velocity provides an approach to visualize cell state transition without relying on prior knowledge.

 

Results

To perform TI and group cells based on RNA velocity we developed VeTra. By applying cosine similarity and merging weakly connected components, VeTra identifies cell groups from the direction of cell transition. Besides, VeTra suggests key regulators from the inferred trajectory. VeTra is a useful tool for TI and subsequent analysis.

 

Availability

The Vetra is available at https://github.com/wgzgithub/VeTra.

 

Supplementary information

Supplementary data are available at Bioinformatics online.

 

Issue SectionOriginal Paper

 

 

URL: VeTra: a tool for trajectory inference based on RNA velocity | Bioinformatics | Oxford Academic (oup.com)

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