# BulkSignalR <img width="120" height="139" src="man/figures/logo.png" align="right" />
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## Overview
**BulkSignalR** is used to infer ligand-receptor (L-R) interactions from bulk
expression (transcriptomics/proteomics) data, or spatial
transcriptomics.
Potential L-R interactions are taken from the
LR*db* database, which was previously included in our other package
**SingleCellSignalR**, available from Bioconductor
[here](https://www.bioconductor.org/packages/release/bioc/html/SingleCellSignalR.html).
Inferences rely on a statistical model linking potential
L-R interactions with biological pathways from Reactome or biological
processes from GO.
A number of visualization and data summary functions are proposed to
help navigating the predicted interactions.
<img src="man/figures/workflow.png" align="center" width="85%" height="85%" />
## Installation
``` R
# BulkSignalR directly from Bioconductor.
if (!require("BiocManager", quietly = TRUE))
install.packages("BiocManager")
BiocManager::install("BulkSignalR")
# or Installation goes via GitHub:
# install.packages("devtools")
devtools::install_github("ZheFrench/BulkSignalR",build_vignettes = TRUE)
# To read the vignette
# browseVignettes("BulkSignalR")
```
## Notes
For a version history/change logs, see the [NEWS file](https://github.com/ZheFrench/BulksignalR/blob/master/NEWS).
**BulkSignalR** has been successfully installed on Mac OS X, Linux, and Windows using R version 4.5.
The code in this repository is published with the [CeCILL](https://github.com/ZheFrench/BulksignalR/blob/master/LICENSE.md) License.
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