Plot LR pair — plot_lrpair • SpaTalk

Point plot with LR pair from celltype_sender to celltype_receiver

Usage

plot_lrpair(
  object,
  celltype_sender,
  celltype_receiver,
  ligand,
  receptor,
  color = NULL,
  size = 1,
  if_plot_density = T,
  if_plot_edge = T,
  if_show_arrow = T,
  arrow_length = 0.05,
  plot_cells = NULL
)

Arguments

object: SpaTalk object generated from dec_celltype.
celltype_sender: Name of celltype_sender.
celltype_receiver: Name of celltype_receiver.
ligand: Name of ligand from celltype_sender.
receptor: Name of receptor from celltype_receiver.
color: Color for ligand, receptor, and others. Three values.
size: Point size. Default is 1.
if_plot_density: Whether to plot marginal density plots. Default is TRUE.
if_plot_edge: Whether to plot edge between neighbors. Default is TRUE.
if_show_arrow: Whether to show the arrow of the plotted edge. Default is TRUE.
arrow_length: Arrow length.
plot_cells: Which cells to plot. Default is all cells. Input a character vector of cell names to plot.