Seurat2 Testis 1 Clustering

Testis 1

Here I explore clustering using Seurat v2 for clustering.

Normalize Data

sobj <- FindVariableGenes(
    sobj,
    mean.function = ExpMean,
    dispersion.function = LogVMR,
    x.low.cutoff = 0.0125,
    x.high.cutoff = 3,
    y.cutoff = 0.5,
    display.progress = FALSE
)

Scale Data

sobj <- ScaleData(
    sobj,
    vars.to.regress = "nUMI",
    display.progress = FALSE
)

Dimensionality Reduction

Dimensional Gene Loadings

Top Genes Heatmap

JackStraw

## An object of class seurat in project testis1 
##  11575 genes across 2710 samples.

Elbow Plot

Dimension Selection

Clustering

## [1] "res.0.4:  9"
## [1] "res.0.5:  9"
## [1] "res.0.6:  9"
## [1] "res.0.7:  9"
## [1] "res.0.8:  13"
## [1] "res.0.9:  13"
## [1] "res.1:  13"
## [1] "res.1.1:  13"
## [1] "res.1.2:  15"

Look at marker genes

Spermatogonia

Spermatocytes

CySC

TE

PC

hub

Cluster Markers

clusterNumber Markers Per Cluster
0245
1218
21174
319
4485
5362
6110
71008
8930
9966
10570
111707
12702

Top 12 Genes Per Cluster

Cluster 0
Cluster 1
Cluster 2
Cluster 3
Cluster 4
Cluster 5
Cluster 6
Cluster 7
Cluster 8
Cluster 9
Cluster 10
Cluster 11
Cluster 12